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SECTION 08800
 
         
GLAZING
 
         
Copyright 2014 ARCAT, Inc. - All rights reserved

          ** NOTE TO SPECIFIER ** Glas Trosch AG, HY-TECH-GLASS; Glass and optical thin film coatings on float glass.
This section is based on the products of Glas Trosch AG, HY-TECH-GLASS, which is located at:
Industriestrasse 12
CH-4922 Butzberg, Switzerland
Tel: (011) 41 62 958 54 11
Fax: (011) 41 62 958 53 94
Email: request info
Web: www.hy-tech-glass.ch/en
[ Click Here ] for additional information.
Founded in 1997, Glas TrOsch AG, HY-TECH-GLASS is a Swiss company that designs, develops, manufactures and markets optical thin film coatings on float glass. As a subsidiary of Glas TrOsch Holding AG it's headquarters are in BUtzberg, Switzerland. Our products meet European Standards for high-performance and energy-efficiency.
 
          PART 1GENERAL
 
          1.1SECTION INCLUDES
          ** NOTE TO SPECIFIER ** Delete items below not required for project.
 
          A.Flat glass materials and coatings.
 
          B.Insulating glass units and coatings.
 
          C.Glazing accessories.
 
          1.2RELATED SECTIONS
          ** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
          A.Section 07900 - Joint Sealers.
 
          B.Section 08110 - Steel Doors and Frames.
 
          C.Section 08410 - Metal-Framed Storefronts.
 
          D.Section 08510 - Steel Windows.
 
          E.Section 08520 - Aluminum Windows.
 
          F.Section 08630 - Metal-Framed Skylights.
 
          G.Section 08910 - Metal-Framed Curtain Wall.
 
          H.Section 08960 - Sloped Glazing Assemblies.
 
          I.Section 08970 - Structural Glass Curtain Walls.
 
          J.Section 10615 - Demountable Partitions.
 
          1.3REFERENCES
          ** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
          A.ANSI Z97.1 - American National Standard for Glazing Materials Used in Buildings - Safety Performance Specifications and Methods of Test.
 
          B.ASTM C 162 - Standard Terminology of Glass and Glass Products.
 
          C.ASTM C 864 - Standard Specification for Dense Elastomeric Compression Seal Gaskets, Setting Blocks, and Spacers.
 
          D.ASTM C 1036 - Standard Specification for Flat Glass.
 
          E.ASTM C 1048 - Standard Specification for Heat-Treated Flat Glass -- Kind HS, Kind FT Coated and Uncoated Glass.
 
          F.ASTM C 1172 - Standard Specification for Laminated Architectural Flat Glass.
 
          G.ASTM E 2190 - Standard Specification for Insulating Glass Unit Performance and Evaluation.
 
          H.DIN EN 356 Glass in Building - Security Glazing Testing and Classification of Resistance Against Manual Attack.
 
          I.DIN EN 410 - Glass in Building - Determination of Luminous and Solar Characteristics of Glazing.
 
          J.DIN EN 673 - Glass in Building. Determination of Thermal Transmittance (U value) - Calculation Method.
 
          K.DIN EN 1096 - Glass in Building - Coated Glass.
 
          L.DIN EN 1279 - Glass in Building - Insulating Glass Units.
 
          M.DIN EN 12150 - Glass in Building - Thermally Toughened Soda Lime Silicate Safety Glass.
 
          N.DIN EN 12543 - Glass in Building - Laminated Glass and Laminated Safety Glass.
 
          O.DIN 18032 - Sport Halls - Halls for Gymnastics and Games and Multiple Purposes.
 
          P.DIN 67 507 - Light Transmittance, Radiant Transmittance and Total Energy Transmittance of Glazings.
 
          Q.ISO 9211-4 - Optics and Optical Instruments - Optical Coating - Part 4: Specific Test Methods; Abrasion and Adhesion.
 
          R.ISO 9022-2 - Optics and Optical Instruments - Environmental Test Methods - Part 2: Cold, Heat, Humidity.
 
          S.ISO 9022-4 - Optics and Optical Instruments - Environmental Test Methods - Part 4: Salt Mist; Temperature.
 
          T.ISO 9211-4 - Optics and Optical Instruments - Optical Coating - Part 4: Specific Test Methods; Solvent Stability.
 
          U.GANA (GM) - GANA Glazing Manual; Glass Association of North America.
 
          V.GANA (SM) - GANA Sealant Manual; Glass Association of North America.
 
          W.GANA (LGDG) - Laminated Glass Design Guide; Glass Association of North America.
 
          X.PR EN 12600 - Glass In Building - Pendulum Test - Impact Test Method for Flat Glass and Performance Requirements.
 
          1.4DEFINITIONS
 
          A.Sealed Insulating Glass Unit Surfaces:
          1.Side 1 - Exterior surface of outer pane.
          2.Side 2 - Interior surface of outer pane.
          3.Side 3 - Interior surface of inner pane.
          4.Side 4 - Exterior surface of inner pane.
 
          1.5SYSTEM DESCRIPTION
 
          A.Design requirements:
          1.Glazing systems shall be fabricated and installed watertight and airtight to withstand thermal movement and wind loading without glass breakage, gasket failure, deterioration of glazing accessories, and defects in the Work.
          ** NOTE TO SPECIFIER ** The performance statements in the following three paragraphs allow the Contractor to select glass thicknesses based on load criteria. Select one of the first two paragraphs and delete the paragraph not required. Edit the last paragraph for deflection requirements as required. If these paragraphs are selected, reference thickness as Minimum Thickness in relevant paragraphs of PART 2 PRODUCTS.
          2.Size glass to withstand dead loads and positive and negative live loads acting normal to plane of glass in accordance with ________ code.
          3.Size glass to withstand dead loads and positive and negative live loads acting normal to plane of glass to a design pressure of ____ pound per square foot in accordance with ASTM E 1300.
          4.Limit glass deflection to 1/200 or flexure limit of glass with full recovery of glazing materials, whichever is less.
 
          1.6SUBMITTALS
 
          A.Submit under provisions of Section 01300.
 
          B.[ Product Data ]: Manufacturer's data sheets on each product to be used, including:
          1.Preparation instructions and recommendations.
          2.Storage and handling requirements and recommendations.
          3.Installation methods.
          ** NOTE TO SPECIFIER ** Delete selection samples if colors have already been selected.
 
          C.Selection Samples: For each finish product specified, two complete sets of color samples representing manufacturer's full range of available colors and patterns.
 
          D.Verification Samples:
          1.Flat Glass Materials: Two 4 inch by 4 inch (102 by 102 mm) samples of each glass type specified.
          2.Sealed Insulating Glass Units: Two 12 inch by 12 inch (305 by 305 mm) samples representative of unit construction.
 
          E.Certificates: Product certificates signed by the manufacturer certifying material compliance with specified performance characteristics and criteria, and physical requirements.
 
          F.Warranty documents specified herein.
 
          1.7QUALITY ASSURANCE
 
          A.Manufacturer Qualifications: Flat Glass Materials: Minimum five years documented experience producing glass products specified this section.
 
          B.Fabricator, Sealed Insulating Glass Units: Minimum five years documented experience producing sealed insulating glass units specified this section.
 
          C.Installer Qualifications: Minimum five years documented experience installing products specified in this section, and approved by fabricator.
 
          1.8DELIVERY, STORAGE, AND HANDLING
 
          A.Store products in manufacturer's unopened packaging until ready for installation. Handle and install materials in a manner that will protect them from damage.
 
          B.Store and dispose of solvent-based materials, and materials used with solvent-based materials, in accordance with requirements of local authorities having jurisdiction.
 
          1.9PROJECT CONDITIONS
 
          A.Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.
 
          B.Environmental Requirements: Installation of glass products at ambient air temperature below 50 degrees F (10 degrees C) is prohibited.
 
          C.Field Measurements: Verify field measurements with drawing dimensions prior to fabrication of glass products.
 
          1.10WARRANTY
          ** NOTE TO SPECIFIER ** Warranty described in paragraph below is offered by most sealed insulating glass unit manufacturers.
 
          A.Provide five year warranty to include replacement of sealed glass units exhibiting seal failure, interpane dusting or misting.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if no laminated glass is specified.
 
          B.Provide ten year warranty to include replacement for laminated glass exhibiting delamination.
 
          PART 2PRODUCTS
 
          2.1MANUFACTURERS
 
          A.Acceptable Manufacturer: Glas Trosch AG, HY-TECH-GLASS, which is located at: Industriestrasse 12 ; CH-4922 Butzberg, Switzerland ; Tel: (011) 41 62 958 54 11 ; Fax: (011) 41 62 958 53 94; Email: request info; Web: www.hy-tech-glass.ch/en
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
 
          B.Substitutions: Not permitted.
 
          C.Requests for substitutions will be considered in accordance with provisions of Section 01600.
 
          2.2GLASS
          ** NOTE TO SPECIFIER ** Delete glass types not required for the Project. Coordinate glass types with insulating units and fabrication requirements.
 
          A.Annealed Glass:
          ** NOTE TO SPECIFIER ** Annealed glass is used for general glazing where clear or tinted glass is required. Glass thickness shall be shown on drawings. Under some heavy thermal conditions, tinted glass may require heat strengthening for thermal endurance.
          1.Acceptable Product: Eurofloat.
          2.Description: Clear flat transparent float glass.
          ** NOTE TO SPECIFIER ** Retain one of the following seven paragraphs.
          3.Thickness: 1/8 inch (3 mm).
          4.Thickness: 5/32 inch (4 mm).
          5.Thickness: 3/16 inch (5 mm).
          6.Thickness: 1/4 inch (6 mm).
          7.Thickness: 5/16 inch (8 mm).
          8.Thickness: 3/8 inch (10 mm).
          9.Thickness: 1/2 inch (12 mm)
          10.Performance Characteristics (1/4 inch (6mm)):
          a.Light Transmission: 89 percent.
          b.Light Reflection (outside): 9 percent.
          c.Light Reflection (inside): 9 percent.
          d.Direct Radiation Transmission: 81 percent.
          e.Radiation Reflection (outside): 8 percent.
          f.Radiation Reflection (inside): 8 percent.
          g.Radiation Absorption: 11 percent.
 
          B.Tinted (Light-Reducing) Glass:
          1.Acceptable Product: Eurofloat Tinted.
          2.Description: Tinted (light-reducing) heat absorbing flat transparent float glass.
          ** NOTE TO SPECIFIER ** Insert color of glass in following paragraph.
          3.Color: Green.
          4.Color: Gray.
          5.Color: Bronze.
          6.Color: Blue.
          ** NOTE TO SPECIFIER ** Retain one of the following seven paragraphs.
          7.Thickness: 1/8 inch (3 mm).
          8.Thickness: 5/32 inch (4 mm).
          9.Thickness: 3/16 inch (5 mm).
          10.Thickness: 1/4 inch (6 mm).
          11.Thickness: 5/16 inch (8 mm).
          12.Thickness: 3/8 inch (10 mm).
          13.Thickness: 1/2 inch (12 mm) (on request).
          14.Performance Characteristics (1/4 inch (6 mm)):
          a.Light Transmission: On request.
          b.Light Reflection (outside): On request.
          c.Light Reflection (inside): On request.
          d.Direct Radiation Transmission: On request.
          e.Radiation Reflection (outside): On request.
          f.Radiation Reflection (inside): On request.
          g.Radiation Absorption: On request.
 
          C.Heat-Strengthened Glass:
          1.Acceptable Product: SWISSDUREX TVG.
          2.Description: Heat strengthened (toughened) glass.
          ** NOTE TO SPECIFIER ** Insert color of glass in following paragraph.
          3.Color: _____.
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs. Insert name of coating if required.
          4.Coating:______________.
          5.Uncoated.
          ** NOTE TO SPECIFIER ** Retain one of the following eight paragraphs.
          6.Thickness: 5/32 inch (4 mm).
          7.Thickness: 3/16 inch (5 mm).
          8.Thickness: 1/4 inch (6 mm).
          9.Thickness: 5/16 inch (8 mm).
          10.Thickness: 3/8 inch (10 mm).
          11.Thickness: 1/2 inch (12 mm).
          12.Thickness: 5/8 inch (15mm).
          13.Thickness: 3/4 inch (19mm).
          14.Performance Characteristics (1/4 inch (6 mm)):
          a.Light Transmission: 90 percent.
          b.Light Reflection (outside): 8 percent.
          c.Light Reflection (inside): 8 percent.
          d.Direct Radiation Transmission: 82 percent.
          e.Radiation Reflection (outside): 8 percent.
          f.Radiation Reflection (inside): 8 percent.
          g.Radiation Absorption: 10 percent.
 
          D.Tempered Glass:
          1.Acceptable Product: SWISSDUREX.
          2.Description: Fully tempered glass; safety glazing material.
          ** NOTE TO SPECIFIER ** Insert color of glass in following paragraph.
          3.Color: _____.
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs. Insert name of coating if required.
          4.Coating:_____.
          5.Uncoated.
          ** NOTE TO SPECIFIER ** Retain one of the following eight paragraphs.
          6.Thickness: 5/32 inch (4 mm).
          7.Thickness: 3/16 inch (5 mm).
          8.Thickness: 1/4 inch (6 mm).
          9.Thickness: 5/16 inch (8 mm).
          10.Thickness: 3/8 inch (10 mm).
          11.Thickness: 1/2 inch (12 mm).
          12.Thickness: 5/8 inch (15mm).
          13.Thickness: 3/4 inch (19mm).
          14.Performance Characteristics (1/4 inch (6mm)):
          a.Light Transmission: 90 percent.
          b.Light Reflection (outside): 8 percent.
          c.Light Reflection (inside): 8 percent.
          d.Direct Radiation Transmission: 82 percent.
          e.Radiation Reflection (outside): 8 percent.
          f.Radiation Reflection (inside): 8 percent.
          g.Radiation Absorption: 10 percent.
 
          E.Laminated Glass:
          1.Acceptable Product: SWISSLAMEX.
          2.Description: Safety glass fabricated from two pieces of float glass laminated together with clear 0.015/0.03/0.06 inch (0.38/0.76/1.52 mm) thick polyvinyl butyral interlayer (0.06 Sentry Glass Plus or other interlayers on request).
          ** NOTE TO SPECIFIER ** Insert color of glass in following paragraph.
          3.Color: _____.
          ** NOTE TO SPECIFIER ** Retain one of the following seven paragraphs.
          4.Thickness: 1/8 inch (3.3 mm).
          5.Thickness: 5/32 inch (4.4 mm).
          6.Thickness: 3/16 inch (5.5 mm).
          7.Thickness: 1/4 inch (6.6 mm).
          8.Thickness: 5/16 inch (8.84 mm).
          9.. Thickness: 2/5 inch (10.10 mm).
          10.Thickness: 1/2 inch (12.12 mm).
          11.Performance Characteristics: Meets the following:
          a.DIN EN 356 - P1A-P4A.
          b.PR EN 12600 - Pendulum Impact Testing.
          c.DIN 18032 - Ball Throwing Safety Testing.
          d.DIN EN 1279 - Glass in building - Insulating glass units.
 
          F.Sound Insulating Laminated Glass:
          1.Acceptable Product: SWISSLAMEX Phon.
          2.Description: Sound insulating glass fabricated from two pieces of float glass laminated with clear 0.02/0.03 inch (0.5/0.76 mm) sound absorbing interlayer(s).
          ** NOTE TO SPECIFIER ** Retain one or both of the following two paragraphs.
          a.Number of Interlayers: One (vertical glazing.)
          b.Number of Interlayers Two (overhead glazing.)
          ** NOTE TO SPECIFIER ** Retain one of the following seven paragraphs.
          3.Thickness: 1/8 inch (3.3 mm).
          4.Thickness: 5/32 inch (4.4 mm).
          5.Thickness: 3/16 inch (5.5 mm).
          6.Thickness: 1/4 inch (6.6 mm).
          7.Thickness: 5/16 inch (8.84 mm).
          8.. Thickness: 2/5 inch (10.10 mm).
          9.Thickness: 1/2 inch (12.12 mm).
          10.Performance Characteristics: Sound insulating glass shall improve evaluated sound insulation factor Rw by 3 dB.
 
          G.Low Iron Glass:
          1.Acceptable Product: Eurowhite.
          2.Description: Float glass with low iron oxide content.
          ** NOTE TO SPECIFIER ** Retain one of the following seven paragraphs.
          3.Thickness: 1/8 inch (3 mm).
          4.Thickness: 5/32 inch (4 mm).
          5.Thickness: 3/16 inch (5 mm).
          6.Thickness: 1/4 inch (6 mm).
          7.Thickness: 5/16 inch (8 mm).
          8.Thickness: 3/8 inch (10 mm).
          9.Thickness: 1/2 inch (12 mm).
          10.Performance Characteristics (1/4 inch (6mm)):
          a.Light Transmission: 92 percent.
          b.Light Reflection (outside): 10 percent.
          c.Light Reflection (inside): 10 percent.
          d.Direct Radiation Transmission: 89 percent.
          e.Radiation Reflection (outside): 9 percent.
          f.Radiation Reflection (inside) : 9 percent
          g.Radiation Absorption: 2 percent.
          ** NOTE TO SPECIFIER ** One-way vision glass can be used as partition between supervision and observation areas. The lighting ratio between the shaded supervision area and the bright observation area must be a minimum of 1:5. Where safety glazing is required, specify either laminated glass or tempered glass.
 
          H.One-Way Vision Glass (Transparent Mirrors)
          ** NOTE TO SPECIFIER ** Retain one of the following three paragraphs.
          1.Acceptable Product: Spymirror 1%.
          2.Acceptable Product: Spymirror 12%.
          3.Acceptable Product: Spymirror 20%.
          4.Description: Single surface thin film coated one way mirror on clear float glass.
          5.Standards: Meets the following:
          a.Abrasion and Adhesion: ISO 9211-4.
          b.Humidity: ISO 9022-2.
          c.Temperature: ISO 9022-4.
          d.Solvent Stability: ISO 9211-4.
          ** NOTE TO SPECIFIER ** Retain one of the following seven paragraphs.
          6.Thickness: 1/8 inch (3 mm).
          7.Thickness: 5/32 inch (4 mm).
          8.Thickness: 3/16 inch (5 mm).
          9.Thickness: 1/4 inch (6 mm).
          10.Thickness: 5/16 inch (8 mm).
          11.Thickness: 3/8 inch (10 mm).
          12.Thickness: 1/2 inch (12 mm).
          13.Performance Characteristics:
          ** NOTE TO SPECIFIER ** Retain the first paragraph below for Spymirror 1%. Retain the second paragraph below for Spymirror 12%. Retain the third paragraph below for Spymirror 20%.
          a.Light Transmission: 1 percent.
          b.Light Transmission: 12 percent.
          c.Light Transmission: 20 percent.
          ** NOTE TO SPECIFIER ** Retain the first paragraph below for Spymirror 1%. Retain the second paragraph below for Spymirror 12%. Retain the third paragraph below for Spymirror 20%.
          d.Light Reflection (Glass Side): 43 percent.
          e.Light Reflection (Glass Side): 34 percent.
          f.Light Reflection (Glass Side): 24 percent.
          ** NOTE TO SPECIFIER ** Retain the first paragraph below for Spymirror 1%. Retain the second paragraph below for Spymirror 12%. Retain the third paragraph below for Spymirror 20%.
          g.Light Reflection (Coated Side): 52 percent.
          h.Light Reflection (Coated Side): 46 percent.
          i.Light Reflection (Coated Side): 35 percent.
          ** NOTE TO SPECIFIER ** Retain the first paragraph below for Spymirror 1%. Retain the third paragraph below for Spymirror 12% and Spymirror 20%.
          j.UV- Transmission: 0 percent.
          k.UV- Transmission: 0 percent.
          l.UV- Transmission: 8 percent.
          ** NOTE TO SPECIFIER ** Retain the first paragraph below for Spymirror 1%. Retain the second paragraph below for Spymirror 12% and Spymirror 20%.
          m.Color of Transmission: Golden.
          n.Color of Transmission: No color shift.
          o.Color of Reflection: Neutral.
 
          I.Anti-Reflective Glass:
          1.Acceptable Product: LUXAR.
          2.Description: Magnetron sputtered anti-reflective coating with low residual reflection and neutral reflection color at a viewing angle of zero degrees.
          3.Glass Type: shall have the following glass substrate:
          ** NOTE TO SPECIFIER ** Retain any of the following 10 paragraphs that descibe the glass type required. Indicate locations on glazing schedule.
          a.Clear float glass.
          b.Low iron float glass.
          c.Tinted float glass.
          d.Laminated glass.
          e.Tempered.
          f.Heat strengthened.
          g.Curved.
          h.Bullet resistant.
          i.Ceramic silkscreen printed.
          j.Dual component silkscreen printed.
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs. One side coating is for laminated glass or in combination with functional coatings. Both side coating is standard for an "invisible" appearance.
          4.Coating: One side.
          5.Coating: Both sides.
          ** NOTE TO SPECIFIER ** Delete glass thickness not required.
          6.Thickness: 1/8 inch (3 mm).
          7.Thickness: 5/32 inch (4 mm).
          8.Thickness: 3/16 inch (5 mm).
          9.Thickness: 1/4 inch (6 mm).
          10.Thickness: 5/16 inch (8 mm).
          11.Thickness: 3/8 inch (10 mm).
          12.Thickness: 1/2 inch (12 mm).
          ** NOTE TO SPECIFIER ** Your particular application dictates whether you choose beamsplitter glass with 70% light transmission and 30% reflection, or our 50% option. Every single variant of our beamsplitter glass has an optical thin-film coating on one side that reflects and transmits light waves that fall upon it at a specific ratio. To prevent ghosting, you can also choose to have a single-sided LUXAR® anti-reflective coating on the opposite side of all our beamsplitter glass sheets..
 
          J.Partly Mirrored Glass:
          1.Acceptable Product: Beamsplitter 70/30 coated one side.
          2.Acceptable Product: Beamsplitter 50/50 coated one side.
          3.Acceptable Product: Beamsplitter Laminated 70/30.
          4.Acceptable Product: Beamsplitter Laminated 50/50.
          5.Description: Light transmission/reflection percentage as noted. Color of transmission and reflection shall be neutral. Coating shall meet ISO standards for abrasion, adhesion, humidity, temperature and solvent stability.
          ** NOTE TO SPECIFIER ** Also available with LUXAR® one side antireflective coating. Please contact us for more information. Delete if not required.
          6.Anti-reflective Coating: Luxar Coating on opposite surface.
          7.Glass Type: Shall have the following glass substrate:
          ** NOTE TO SPECIFIER ** Retain any of the following 10 paragraphs that descibe the glass type required. Indicate locations on glazing schedule.
          a.Clear float glass.
          b.Low iron float glass.
          c.Tinted float glass.
          d.Laminated glass.
          e.Tempered.
          f.Heat strengthened.
          g.Curved.
          h.Bullet resistant.
          i.Ceramic silkscreen printed.
          j.Dual component silkscreen printed.
          ** NOTE TO SPECIFIER ** Delete glass thickness not required.
          8.Thickness: 1/8 inch (3 mm).
          9.Thickness: 5/32 inch (4 mm).
          10.Thickness: 3/16 inch (5 mm).
          11.Thickness: 1/4 inch (6 mm).
          12.Thickness: 5/16 inch (8 mm).
          13.Thickness: 3/8 inch (10 mm).
          14.Thickness: 1/2 inch (12 mm).
 
          2.3INSULATING GLASS UNITS
 
          A.Anti-Reflective Insulating Glass:
          1.Acceptable Product: LUXAR.
          2.Description: Anti-reflective glass with low residual reflection and neutral reflection color at a viewing angle of zero degrees.
          ** NOTE TO SPECIFIER ** Retain one of the following three paragraphs.
          3.Performance Characteristics: LUXAR Insulating Glass - LUXAR 6 mm clear float/ cavity 16 mm with 90 percent air/ LUXAR 6 mm clear float; all surfaces coated with anti-reflective coating.
          a.Light Transmission: 95 percent.
          b.Light Reflection (outside): 1 percent.
          c.Light Reflection (inside): 1 percent.
          d.Shading Coefficient: 0.86.
          e.U-value Summer Day Time: 0.47 BTU/hrft degree F.
          f.Solar Heat Gain: 0.72 percent.
          g.Color Consistency: 98 percent.
          4.Performance Characteristics: LUXAR Insulating Glass - SILVERSTAR ENplus. LUXAR 6 mm clear float/ cavity 16 mm with air/ LUXAR 6 mm; surface No. 1, 3 and 4 coated with anti-reflective coating. Surface No. 2 coated with SILVERSTAR ENplus Low E coating for energy conservation.
          a.Light Transmission: 89 percent.
          b.Light Reflection (outside): 2 percent.
          c.Light Reflection (inside): 2 percent.
          d.Shading Coefficient: 0.67.
          e.U-value Summer Day Time: 0.252 BTU/hrft degree F.
          f.Solar Heat Gain: 0.55.
          g.Color Consistency: 96 percent.
          5.Performance Characteristics: LUXAR Insulating Glass - SILVERSTAR Selekt T LUXAR 6 mm/ cavity 16 mm with air/ LUXAR 6 mm, Surface No. 1, 3 and 4 coated with anti-reflective coating. Surface No. 2 coated with SILVERSTAR Selekt Low E solar control coating for solar performance.
          a.Light Transmission: 81 percent.
          b.Light Reflection (outside): 3 percent.
          c.Light Reflection (inside):3 percent.
          d.Shading Coefficient: 0.54.
          e.U-value Summer Day Time: 0.23 BTU/hrft degree F.
          f.Solar Heat Gain: 0.44.
          g.Color Consistency: 96 percent.
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          6.Spandrel Glazing: BD _____.
 
          B.Low Iron Insulating Glass:
          1.Acceptable Product: EUROWHITE.
          2.Description: Insulating glass with low iron oxide extra white float glass.
          3.Performance Characteristics: Eurowhite 6 mm/ cavity 16 mm air/ Eurowhite 6 mm with SILVERSTAR ENplus on No. 2 surface.
          a.Light Transmission: 82 percent.
          b.Light Reflection (outside): 14 percent.
          c.Light Reflection (inside): 13 percent.
          d.Shading Coefficient: 0.66.
          e.U-value Summer Day Time: 0.24 BTU/hrft degree F.
          f.Solar Heat Gain: 0.44.
          g.Color Consistency: 96 percent.
 
          C.Solar Control Insulating Glass:
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs. The second paragraph is for tinted glazing. Note: If Tempered Glass is required, use Glas Trosch AG Silverstar Enplus T, selection 2.
          1.Acceptable Product: SILVERSTAR ENplus T.
          ** NOTE TO SPECIFIER ** Delete color not required.
          2.Color: Low-Iron.
          3.Color: Ocean (dark blue).
          4.Color: Grey.
          5.Color: Bronze.
          6.Color: Green.
          7.Color: Glacier (azure blue).
          8.Color: Clear.
          9.Description: Color neutral Low E insulating units on #2 surface.
          ** NOTE TO SPECIFIER ** Delete performance characteristics not required from four options following.
          10.Performance Characteristics: 6 mm outer glass/cavity 16 mm air/ 6 mm clear inside. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 50%.
          b.SR - Solar Reflection: 26%.
          c.SA - Solar Absorption: 24%.
          d.SF - Solar Factor: 0.55.
          e.SC - Shading Coefficient: 0.63.
          f.Light Transmission: 79 percent.
          g.Light Reflection (out): 13 percent.
          h.Light Reflection (in): 13 percent.
          i.Color Reproduction Index (Ra):98 percent.
          j.Color Impression: Neutral.
          k.Ug Value, DIN EN 673: SILVERSTAR ENplus 6 mm/cavity 16 mm air/clear float 6 mm, 1.4 W/m2K (Summer Day Time: 0.24 BTU/hrft).
 
          D.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Combi Neutral 41/21.
          2.Description: Solar control insulating units with optimal color rendering index.
          3.Performance Characteristics: SILVERSTAR Combi 6 mm/ cavity 16 mm air/ clear float 6 mm.
          a.ST - Solar Transmission: 19%.
          b.SR - Solar Reflection: 32%.
          c.SA - Solar Absorption: 48%.
          d.SF - Solar Factor: 0.23.
          e.SC - Shading Coefficient: 0.27.
          f.Light Transmission: 40 percent.
          g.Light Reflection (out): 18 percent.
          h.Light Reflection (in): 21 percent.
          i.Color Reproduction Index (Ra):86 percent.
          j.Color Impression: Neutral.
          k.Ug Value, DIN EN 673: 1.1 W/m2K. (Summer Day Time: 0.24 BTU/hrft)
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing. Delete type not required if retained.
          4.Spandrel Glazing: BD 78.
          5.Spandrel Glazing: BD 76.
 
          E.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Combi Neutral 51/26.
          2.Description: Solar control insulating units with slightly bluish reflection, low radiation absorption and low energy transmittance.
          3.Performance Characteristics: SILVERSTAR Combi 6 mm/cavity 16 mm air/ clear float 6 mm.
          a.ST - Solar Transmission: 25%.
          b.SR - Solar Reflection: 35%.
          c.SA - Solar Absorption: 40%.
          d.SF - Solar Factor: 0.31.
          e.SC - Shading Coefficient: 0.36.
          f.Light Transmission: 51 percent.
          g.Light Reflection (out): 15 percent.
          h.Light Reflection (in): 21 percent.
          i.Color Reproduction Index (Ra):87 percent.
          j.Color Impression: Neutral.
          k.Ug Value: DIN EN 673, 1.3 W/m2K (Summer Day Time: 0.23 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing. Insert spandrel type if retaining.
          4.Spandrel Glazing: BD ____.
 
          F.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Combi Neutral 61/32.
          2.Description: Optically neutral Solar control insulating units with high light transmission.
          3.Performance Characteristics: SILVERSTAR Combi 6 mm/ cavity 16 mm air/ clear float 6 mm.
          a.ST - Solar Transmission: 31%.
          b.SR - Solar Reflection: 29%.
          c.SA - Solar Absorption: 40%.
          d.SF - Solar Factor: 0.32.
          e.SC - Shading Coefficient: 0.37.
          f.Light Transmission: 61 percent.
          g.Light Reflection (out): 13 percent.
          h.Light Reflection (in): 13 percent.
          i.Color Reproduction Index (Ra): 94 percent.
          j.Color Impression: Neutral.
          k.Ug Value, DIN EN 673: 1.3 W/m2K. (Summer Day Time: 0.23 BTU/hrft)
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          4.Spandrel Glazing: BD 62.
 
          G.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Combi Neutral 70/35.
          2.Description: Solar control insulating units with double silver coating and high light transmittance but low energy transmittance.
          3.Performance Characteristics: SILVERSTAR Combi 6 mm/ cavity 16 mm air/ clear float 6 mm.
          a.ST - Solar Transmission: 35%.
          b.SR - Solar Reflection: 34%.
          c.SA - Solar Absorption: 31%.
          d.SF - Solar Factor: 0.35.
          e.SC - Shading Coefficient: 0.40.
          f.Light Transmission: 70 percent.
          g.Light Reflection (out): 14 percent.
          h.Light Reflection (in): 14 percent.
          i.Color Reproduction Index (Ra): 95 percent.
          j.Color Impression: Neutral.
          k.Ug Value, DIN EN 673: 1.3 W/m2K. (Summer Day Time: 0.23 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          4.Spandrel Glazing: BD 70.
 
          H.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Select T/SILVERSTAR Combi T Neutral 70/40.
          2.Description: Solar control insulating units with high light transmittance, low g-value for higher heat insulation.
          3.Performance Characteristics: SILVERSTAR Combi 6 mm/ cavity 16 mm air/ clear float 6 mm.
          a.ST - Solar Transmission: 39%.
          b.SR - Solar Reflection: 29%.
          c.SA - Solar Absorption: 32%.
          d.SF - Solar Factor: 0.43.
          e.SC - Shading Coefficient: 0.49.
          f.Light Transmission: 72 percent.
          g.Light Reflection (out): 12 percent.
          h.Light Reflection (in): 14 percent.
          i.Color Reproduction Index (Ra): 95 percent.
          j.Color Impression: Neutral.
          k.Ug Value, DIN EN 673: 1.3 W/m2K. (Summer Day Time: 0.23 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          4.Spandrel Glazing: BD 72.
 
          I.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Combi Silver T 48.
          2.Description: Solar control insulating units with silver color reflective coating on clear float glass, or options as listed below:
          ** NOTE TO SPECIFIER ** Delete color not required.
          3.Color: Clear.
          4.Color: Ocean.
          5.Color: Grey.
          6.Color: Bronze.
          7.Color: Green.
          8.Color: Glacier.
          9.Performance Characteristics: SILVERSTAR Combi Silver 6 mm/ cavity 16 mm air/ clear float 6 mm. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 33%.
          b.SR - Solar Reflection: 43%.
          c.SA - Solar Absorption: 24%.
          d.SF - Solar Factor: 0.37.
          e.SC - Shading Coefficient: 0.43.
          f.Light Transmission: 50 percent.
          g.Light Reflection (out): 42 percent.
          h.Light Reflection (in): 39 percent.
          i.General Color Rendering Index (Ra): 96.
          j.Ug Value, DIN EN 673, Air: 1.4 W/m2K. U-values Summer Day Time: 0.25 BTU/hrft degree F.
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing. Insert spandrel type if retaining.
          10.Spandrel Glazing: BD _____T.
 
          J.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Neutral 50.
          2.Description: Solar control insulating units with neutral reflective coating.
          ** NOTE TO SPECIFIER ** Delete color not required.
          3.Color: Ocean.
          4.Color: Grey.
          5.Color: Bronze.
          6.Color: Green.
          7.Color: Glacier.
          8.Color: Clear.
          9.Performance Characteristics: SILVERSTAR Sunstop T Neutral 50 6 mm/ cavity 16 mm air/ SILVERSTAR ENplus T 6 mm. Coating on #2 and #3 surfaces with Low-e on #3 surface. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 28%.
          b.SR - Solar Reflection: 16%.
          c.SA - Solar Absorption: 52%.
          d.SF - Solar Factor: 0.35.
          e.SC - Shading Coefficient: 0.40.
          f.Light Transmission: 45 percent.
          g.Light Reflection (out): 14 percent.
          h.Light Reflection (in): 19 percent.
          i.General Color Rendering Index (Ra): 97.
          j.Ug Value, DIN EN 673: 1.4 W/m2K (Summer Day Time: 0.25 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          10.Spandrel Glazing: BD 66.
 
          K.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Blue 50.
          2.Description: Solar control insulating units with blue reflective coating.
          3.Performance Characteristics: SILVERSTAR Sunstop T Blue 50 6 mm/ cavity 16 mm air/ SILVERSTAR ENplus T 6 mm. Coating on #2 and #3 surfaces with Low-e on #3 surface. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 26%.
          b.SR - Solar Reflection: 20%.
          c.SA - Solar Absorption: 50%
          d.SF - Solar Factor: 0.33.
          e.SC - Shading Coefficient: 0.38.
          f.Light Transmission: 43 percent.
          g.Light Reflection (out): 21 percent.
          h.Light Reflection (in): 16 percent.
          i.General Color Rendering Index (Ra): 96.
          j.Ug Value, DIN EN 673: 1.4 W/m2K (Summer Day Time: 0.25 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          4.Spandrel Glazing: BD 62.
 
          L.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Blue 30.
          2.Description: Solar control insulating units with blue reflective coating.
          3.Performance Characteristics: SILVERSTAR Sunstop T Blue 30 6 mm/ cavity 16 mm air/ SILVERSTAR ENplus T 6 mm. Coating on #2 and #3 surfaces with Low-e on #3 surface. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 16%.
          b.SR - Solar Reflection: 23%.
          c.SA - Solar Absorption: 59%.
          d.SF - Solar Factor: 0.22.
          e.SC - Shading Coefficient: 0.26.
          f.Light Transmission: 27 percent.
          g.Light Reflection (out): 29 percent.
          h.Light Reflection (in): 18 percent.
          i.General Color Rendering Index (Ra): 94.
          j.Ug Value, DIN EN 673: 1.4 W/m2K (Summer Day Time: 0.25 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          4.Spandrel Glazing: BD 60.
 
          M.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Silver 20.
          2.Description: Solar control insulating units with silver reflective coating.
          3.Performance Characteristics: SILVERSTAR Sunstop T Silver 20 6 mm/ cavity 16 mm air/ SILVERSTAR ENplus T 6 mm. Coating on #2 and #3 surfaces with Low-e on #3 surface. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 11%.
          b.SR - Solar Reflection: 24%.
          c.SA - Solar Absorption: 63%.
          d.SF - Solar Factor: 0.17.
          e.SC - Shading Coefficient: 0.20.
          f.Light Transmission: 18 percent.
          g.Light Reflection (out): 28 percent.
          h.Light Reflection (in): 30 percent.
          i.General Color Rendering Index (Ra): 95.
          j.Ug Value, DIN EN 673: 1.4 W/m2K (Summer Day Time: 0.25 BTU/hrft).
          ** NOTE TO SPECIFIER ** Delete paragraph below if no spandrel glazing.
          4.Spandrel Glazing: BD 64.
 
          N.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Night Vision.
          2.Description: Solar control insulating units with optimized blue reflective coating to reduce interior light reflection.
          ** NOTE TO SPECIFIER ** Delete color not required.
          3.Color: Ocean.
          4.Color: Grey.
          5.Color: Bronze.
          6.Color: Green.
          7.Color: Glacier.
          8.Color: Clear.
          9.Performance Characteristics: SILVERSTAR Sunstop T Night Vision 6 mm / cavity 16 mm air/ Clear 6 mm. Coating on #2 surface. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 22%.
          b.SR - Solar Reflection: 28%.
          c.SA - Solar Absorption: 50%.
          d.SF - Solar Factor: 0.30.
          e.SC - Shading Coefficient: 0.34.
          f.Light Transmission: 29 percent.
          g.Light Reflection (out): 37 percent.
          h.Light Reflection (in): 11 percent.
          i.Ug Value, DIN EN 673: 2.7 W/m2K (Summer Day Time: 0.47 BTU/hrft).
 
          O.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Night Vision LE.
          2.Description: Solar control insulating units with optimized blue reflective coating to reduce interior light reflection.
          ** NOTE TO SPECIFIER ** Delete color not required.
          3.Color: Ocean.
          4.Color: Grey.
          5.Color: Bronze.
          6.Color: Green.
          7.Color: Glacier.
          8.Color: Clear.
          9.Performance Characteristics: SILVERSTAR Sunstop T Night Vision LE 6 mm / cavity 16 mm air/ Clear 6 mm. Coating on #2 surface, antireflective on #3 and #4. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 18%.
          b.SR - Solar Reflection: 29%.
          c.SA - Solar Absorption: 53%.
          d.SF - Solar Factor: 0.23.
          e.SC - Shading Coefficient: 0.26.
          f.Light Transmission: 29 percent.
          g.Light Reflection (out): 37 percent.
          h.Light Reflection (in): 10 percent.
          i.Ug Value, DIN EN 673: 1.4 W/m2K (Summer Day Time: 0.25 BTU/hrft).
 
          P.Solar Control Insulating Glass:
          1.Acceptable Product: SILVERSTAR Sunstop T Night Vision LR.
          2.Description: Solar control insulating units with optimized blue reflective coating to reduce interior light reflection.
          ** NOTE TO SPECIFIER ** Delete color not required.
          3.Color: Ocean.
          4.Color: Grey.
          5.Color: Bronze.
          6.Color: Green.
          7.Color: Glacier.
          8.Color: Clear.
          9.Performance Characteristics: SILVERSTAR Sunstop T Night Vision LR 6 mm. / cavity 16 mm air/ Clear 6 mm. Coating on #2 surface, on #3 ENplus and #4 antireflective. Values shown for clear glass. Values vary by glass color.
          a.ST - Solar Transmission: 22%.
          b.SR - Solar Reflection: 28%.
          c.SA - Solar Absorption: 50%.
          d.SF - Solar Factor: 0.30.
          e.SC - Shading Coefficient: 0.34.
          f.Light Transmission: 32 percent.
          g.Light Reflection (out): 37 percent.
          h.Light Reflection (in): 4 percent.
          i.Ug Value, DIN EN 673: 2.7 W/m2K (Summer Day Time: 0.47 BTU/hrft).
 
          Q.Sound Insulating Laminated Glass:
          1.Acceptable Product: Eurolamex Phon.
          2.Description: Insulating glass fabricated from two lites of laminated sound insulating glass.
          3.Performance Characteristics: Provide insulating units that provide the following Evaluated Sound Insulation Factor (Rwp):
          ** NOTE TO SPECIFIER ** Delete all of the following 21 paragraphs that are not required for project. Coordinate with paragraph Sound Insulating Laminated Glass in 2.2
          a.Rwp - 36 dB: Eurolamex Phon VSG 6.1 PS/16/4.
          b.Rwp - 38 dB: Eurolamex Phon VSG 8.1 PS/14/4.
          c.Rwp - 38 dB: Eurolamex Phon VSG 8.1 PS/14/4.
          d.Rwp - 39 dB: Eurolamex Phon VSG 10.1 PS.
          e.Rwp - 39 dB: Eurolamex Phon VSG 6.1 PS/16/6.
          f.Rwp - 41 dB: Eurolamex Phon VSG 8.1 PS/16/6.
          g.Rwp - 41 dB: Eurolamex Phon VSG 6.1 PS/16/8.
          h.Rwp - 42 dB: Eurolamex Phon VSG 8.1 PS/20/6.
          i.Rwp - 42 dB: Eurolamex Phon VSG 8.1 PS/16/8.
          j.Rwp - 43 dB: Eurolamex Phon VSG 10.1 PS/16/8.
          k.Rwp - 43 dB: Eurolamex Phon VSG 8.1 PS/20/8.
          l.Rwp - 43 dB: Eurolamex Phon VSG 12.1 PS/16/8.
          m.Rwp - 43 dB: Eurolamex Phon VSG 20.1 PS.
          n.Rwp - 45 dB: Eurolamex Phon VSG 8.1 PS/16/10.
          o.Rwp - 45 dB: Eurolamex Phon VSG 10.1 PS/16/10.
          p.Rwp - 45 dB: Eurolamex Phon VSG 12.1 PS/16/10.
          q.Rwp - 46 dB: Eurolamex Phon VSG 10.1 PS/20/10.
          r.Rwp - 46 dB: Eurolamex Phon VSG 12.1 PS/20/10.
          s.Rwp - 47 dB: Eurolamex Phon VSG 8.1 PS/12/VSG 12.1 PS.
          t.Rwp - 49 dB: Eurolamex Phon VSG 8.1 PS/16/VSG 12.1 PS.
          u.Rwp - 50 dB: Eurolamex Phon VSG 8.1 PS/20/VSG 12.1 PS.
 
          2.4SETTING AND SEALING MATERIALS
          ** NOTE TO SPECIFIER ** Provide as specified in the GANA Glazing Manual and manufacturer's recommendations, unless specified otherwise herein.
 
          A.Sealants: Specified in Section 07900.
          ** NOTE TO SPECIFIER ** Delete one of the two paragraphs below.
 
          B.Glazing Tape: Butyl compound tape with integral resilient tube spacer, 10 to 15 Shore A durometer hardness, black color, coiled on release paper; widths required for specified installation.
 
          C.Glazing Tape: Closed cell polyvinyl chloride foam, maximum water absorption by volume 2 percent, designed for 25 percent compression percent for air barrier and vapor retarder seal, black color, coiled on release paper over adhesive on two sides; widths required for specified installation.
 
          D.Setting Blocks: ASTM C 864, neoprene, 80 to 90 Shore A durometer hardness; length 4 inches (100 mm), width of glazing rabbet space less 1/16 inch (1.5 mm), height required for glazing method, pane weight, and pane area.
 
          E.Spacer Shims: ASTM C 864, neoprene, 50 to 60 Shore A durometer hardness; length 3 inches (75 mm), one half height of glazing stop, thickness required for application, one face self-adhesive.
 
          F.Glazing Splines: ASTM C 864, resilient polyvinyl chloride, extruded shape to fit glazing channel retaining slot; black color.
 
          G.Glazing Gaskets: ASTM C 864, resilient polyvinyl chloride, extruded shape to fit glazing channel retaining slot; black color.
 
          H.Wedge Glazing Gaskets: ASTM C 864 cured elastomeric neoprene extrusions, ozone resistant, conforming to, Option 1, Shore A durometer between 65 and 75.
          ** NOTE TO SPECIFIER ** Delete paragraph below if no glazing in wood frames.
 
          I.Glazing Clips: Manufacturer's standard type.
 
          J.Smoke Removal Unit Targets: Adhesive targets for application to glass, identifying glass units designed for removal for smoke control.
 
          2.5FABRICATION
          ** NOTE TO SPECIFIER ** All fabrication can be done in the United States by any qualified fabricator. It is recommended that a listing of fabricators, having the capability of providing single-source responsibility for all specified fabricated units, be inserted in the paragraph below; delete if not required.
 
          A.Acceptable Fabricators:
          1.__________________.
          2.__________________.
          3.__________________.
 
          B.Heat-Strengthened Glass:
          1.Cut float glass materials to indicated sizes and provide cut-outs and holes, if indicated, before heat strengthening.
          2.Heat strengthen float glass materials in accordance with ASTM C 1048, Kind HS.
 
          C.Tempered Glass:
          1.Cut float glass materials to indicated sizes and provide cut-outs and holes, if indicated, before heat strengthening.
          2.Fully temper float glass materials in accordance with ASTM C 1048, Kind FT.
 
          D.Laminated Glass:
          1.Cut float glass materials to indicated sizes and provide cut-outs and holes, if indicated, before heat strengthening.
          ** NOTE TO SPECIFIER ** Delete paragraph below if heat strengthening not required.
          2.Heat strengthen float glass materials in accordance with ASTM C 1048, Kind HS.
          3.Laminate plastic interlayer between glass panes in accordance with ASTM C 1172.
          4.Laminated glass to conform to GANA (LGDG) and requirements of ANSI Z97.1.
 
          E.Sealed Insulating Glass Units:
          ** NOTE TO SPECIFIER ** It is recommended that sealed insulating glass units be specified as follows:
If more than one type unit is required for project, duplicate the Insulating Glass Components paragraphs specified below for each type required and insert the location of each type in SCHEDULES paragraph at the end of this specification.
          1.Fabricate units in accordance with ASTM E 2190 Standard Specification for Insulating Glass Unit Performance and Evaluation with components and performance characteristics specified in SCHEDULES Article of this section.
          2.Insulating Glass Components:
          a.Outer Pane:
          ** NOTE TO SPECIFIER ** Insert glass type, color, and thickness requirements in paragraphs below; for glass type as stated in MATERlALS Article above. Delete glass color paragraph if specifying clear glass.
          1)Glass Type: __________________.
          2)Glass Color: __________________.
          3)Glass Thickness: ____ inch (__ mm).
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs if heat strengthening is required; delete both if not required.
          4)Heat Treating: Heat strengthened.
          5)Heat Treating: Fully tempered.
          ** NOTE TO SPECIFIER ** Delete paragraph below if not specifying coated glass.
          6)Coating: Surface __.
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs and insert air space width requirement as required.
          b.Air Space: ___ inch wide, hermetically sealed, dehydrated air space.
          c.Air Space: ___ inch wide, hermetically sealed, argon gas filled, dehydrated air space.
          d.Inner Pane:
          ** NOTE TO SPECIFIER ** Insert glass type, color, and thickness requirements in paragraphs below; for glass type as stated in MATERlALS Article above. Delete glass color paragraph if specifying clear glass.
          1)Glass Type: __________________.
          2)Glass Color: __________________.
          3)Glass Thickness: ____ inch (__ mm).
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs if heat strengthening is required; delete both if not required.
          4)Heat Treating: Heat strengthened, ESG.
          5)Heat Treating: Fully tempered.
          ** NOTE TO SPECIFIER ** Delete paragraph below if not specifying coated glass.
          6)Coating: Surface __.
          e.Performance Characteristics:
          1)Visible Light Transmittance: ____ percent.
          2)Visible Light Reflectance: ____ percent.
          3)Total Solar Energy Transmittance: ____ percent.
          4)Total Solar Energy Reflectance: ____ percent.
          5)UV Transmittance: ____ percent.
          6)Summer U-Value: ____.
          7)Winter U-Value: ____.
          8)Solar Heat Gain Coefficient: ____.
          9)Shading Coefficient: ____.
          ** NOTE TO SPECIFIER ** Retain paragraph below for sealed insulated glass units.
          3.Provide unit edge seals meeting requirements of ASTM E 773, with aluminum spacers having mitered and corners, and silicone sealant for glass-to-spacer seals.
 
          F.Monolithic Spandrel Glass Units:
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs if heat strengthening is required; delete both if not required.
          1.Heat strengthened float glass materials in accordance with ASTM C 1048, Kind HS.
          2.Tempered float glass materials in accordance with ASTM C 1048, Kind FT.
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs.
          3.Apply ceramic fused frit to indicated glass surface.
          4.Apply silicone polyester enamel opacifier coating to indicated glass surface.
 
          G.Sealed Insulating Spandrel Glass Units:
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs if heat strengthening is required; delete both if not required.
          1.Heat strengthened float glass materials in accordance with ASTM C 1048, Kind HS.
          2.Tempered float glass materials in accordance with ASTM C 1048, Kind FT.
          3.Fabricate units in accordance with specified requirements for sealed insulating glass units.
          ** NOTE TO SPECIFIER ** Retain one of the following two paragraphs.
          4.Apply ceramic fused frit to indicated glass surface.
          5.Apply silicone polyester enamel opacifier coating to indicated glass surface.
 
          PART 3EXECUTION
 
          3.1EXAMINATION
 
          A.Verify that openings for glazing are correct size and within tolerance.
 
          B.Verify that glazing channels and recesses are clean and free of obstructions, that weeps are clear, and that channels and recesses are ready for glazing.
 
          3.2PREPARATION
 
          A.Clean contact surfaces to receive sealant with solvent; wipe dry.
 
          B.Seal porous glazing channels and recesses with primer or sealer compatible with substrate.
 
          C.Prime surfaces to receive sealant in accordance with sealant manufacturer's instructions.
 
          3.3INSTALLATION
 
          A.Install in accordance with manufacturer's instructions.
          ** NOTE TO SPECIFIER ** Retain one of two paragraphs below if only coated monolithic glass is specified; delete if not required.
 
          B.Install coated monolithic glass with coated surface to exterior (Surface 1).
 
          C.Install coated monolithic glass with coated surface to interior (Surface 2).
          ** NOTE TO SPECIFIER ** Select one of the following three paragraphs and delete the paragraphs not required.
 
          D.Install sealants in accordance with Section 07900.
 
          E.Install sealants in accordance with ASTM C 804 for solvent release sealants.
 
          F.Install sealants in accordance with sealant manufacturers' instructions.
          ** NOTE TO SPECIFIER ** The following paragraphs include several common glazing methods; coordinate with drawing details and details of manufactured framing systems used in project to determine correct glazing methods for project conditions. Include paragraphs required and delete those not required. Coordinate with SCHEDULES Article.
 
          G.Exterior Dry Method (Tape and Gasket Spline):
          1.Apply glazing tape or spline to glass; butt-joint tape edges; seal joints with butyl sealant.
          2.Place setting blocks with edge blocks maximum 6 inches from glass edges and intermediate blocks at 1/4 points of glass panel length.
          3.Set glass unit on setting blocks; apply pressure against fixed stop for full contact.
          4.Install removable stops without displacing glazing tape or spline; apply pressure for full continuous contact.
          5.Trim sight-exposed tape flush with stop.
 
          H.Exterior Wet/dry Method (Formed Tape and Sealant):
          1.Apply glazing tape to glass; butt-joint tape edges; seal joints with butyl sealant.
          2.Apply glazing tape to permanent stops, 1/4 inch below sight line; butt-joint tape edges; seal joints with butyl sealant.
          3.Apply heel bead of butyl sealant along intersection of permanent stop with frame; ensure full perimeter seal between glass and frame for continuity of air and vapor seal.
          4.Place setting blocks with edge blocks maximum 6 inches from glass edges and intermediate blocks at 1/4 points of glass panel length.
          5.Set glass unit on setting blocks; apply pressure against fixed stop for full contact.
          6.Install removable stops without displacing glazing tape; insert spacer strips between glazing and applied stops; terminate spacer strips 1/4 inch below sight line; apply pressure for full continuous contact.
          7.Fill gap between glazing and stop with sealant to depth equal to bite of frame on glazing and to 3/8 inch below sight line.
          8.Apply cap bead of sealant along void between stop and glazing to uniform line flush with sight line; tool sealant surface smooth.
 
          I.Exterior Wet Method (Sealant and Sealant):
          1.Place setting blocks at 1/4 points; install glazing unit.
          2.Install removable stops; center glass unit in space by inserting spacer shims both sides at intervals of 24 inches; set spacer shims 1/4 inch below sight line.
          3.Fill gaps between glazing and stops with sealant to depth equal to bite of frame on glazing and to 3/8 inch below sight line; ensure full contact with glazing for continuity of air and vapor seal.
          4.Apply sealant to uniform line flush with sight line. Tool sealant surface smooth.
 
          J.Exterior Butt Glazed Method (Sealant Only):
          1.Brace glass in position for duration of glazing process; mask edges of glass at adjoining glass edges and between glass edges and framing members.
          2.Secure small diameter non-adhering foamed rod on back side of joint.
          3.Apply sealant to open side of joint in continuous operation; completely fill joint without displacing foam rod; tool sealant surface smooth to concave profile.
          4.Allow sealant to cure, then remove foam backer rod.
          5.Apply sealant to opposite side; tool sealant smooth to concave profile.
          6.Remove masking tape.
 
          K.Interior Dry Method (Tape and Tape):
          1.Apply glazing tape to permanent stops, allowing tape edge to project 1/16 inch above stop; butt-joint tape edges; seal joints with butyl sealant.
          2.Place setting blocks with edge blocks maximum 6 inches from glass edges and intermediate blocks at 1/4 points of glass panel length.
          3.Set glass unit on setting blocks; apply pressure against fixed stop for full contact.
          4.Apply glazing tape on free perimeter of glazing as described above.
          5.Install removable stops without displacing glazing tape; apply pressure for full continuous contact.
          6.Trim sight-exposed tape flush with stop.
 
          L.Interior Wet/Dry Method (Tape and Sealant):
          1.Apply glazing tape to glass; butt-joint tape edges; seal joints with butyl sealant.
          2.Place setting blocks with edge blocks maximum 6 inches from glass edges and intermediate blocks at 1/4 points of glass panel length.
          3.Set glass unit on setting blocks; apply pressure against fixed stop for full contact.
          4.Install removable stops without displacing glazing tape; insert spacer strips between glazing and applied stops; terminate spacer strips 1/4 inch below sight line; apply pressure for full continuous contact.
          5.Fill gap between glazing and stop with sealant to depth equal to bite of frame on glazing and to uniform line flush with sight line; tool sealant surface smooth.
          6.Trim sight-exposed tape flush with stop.
 
          M.Interior Wet Method (Compound and Compound):
          1.Place setting blocks at 1/4 points; install glazing unit.
          2.Install applied stops; center glass unit in space by inserting spacer shims both sides at intervals of 24 inches; set spacer shims 1/4 inch below sight line.
          3.Locate and secure glazing pane using glazers' clips.
          4.Fill gaps between glazing and stops with glazing compound to flush with sight line; tool surface to straight line.
          ** NOTE TO SPECIFIER ** Glazing installation may be specified in the section which specifies the system which will receive glazing materials; this method is especially useful for specifying glazing for manufactured systems such as Metal Framed Skylights, Aluminum Entrances and Storefronts, Aluminum Curtain Wall System, Sloped Glazing System, and Structural Sealant Glazing System listed below. Delete sections below not relevant to this project; add others as required.
 
          N.Installation of glazing in wood borrowed-lite partitions is specified in Section 06200.
 
          O.Installation of glazing in steel doors and borrowed-lite partitions is specified in Section 08110.
 
          P.Installation of glazing in flush wood doors is specified in Section 08211.
 
          Q.Installation of glazing in aluminum entrances and storefronts is specified in Section 08410.
 
          R.Installation of glazing in metal-framed skylights is specified in Section 08630.
 
          S.Installation of glazing in aluminum curtain wall system is specified in Section 08910.
 
          T.Installation of glazing in sloped glazing assembly is specified in Section 08960.
 
          U.Installation of glazing in structural glass curtain walls is specified in Section 08970.
 
          V.Installation of glazing in demountable gypsum board partitions is specified in Section 10616.
 
          3.4CLEANING
 
          A.Remove glazing materials from finish surfaces.
 
          B.Remove labels after glass installation is complete.
 
          C.Clean glass surfaces and adjacent surfaces.
 
          3.5PROTECTION
 
          A.Protect installed products until completion of project.
 
          B.Repair or replace damaged products before Substantial Completion.
          ** NOTE TO SPECIFIER ** Use the following article if a schedule is provided. Reference a schedule or include a schedule as an attachment, which locates different types of glass to be used for the project. Establish Type designations for each type of glass specified and list under locations similar to list below. Coordinate and indicate Type designations on drawings.
 
          3.6SCHEDULES
 
          A.Exterior Windows: CH - Clear heat strengthened glass.
 
          B.Exterior Entrances: CT - Clear tempered glass.
 
          C.Interior Vision Panels: CF - Clear Float glass.
 
          D.Interior Non-Fire Rated Metal Doors: CT - Clear tempered glass.
 
          E.Interior Fire Rated Metal Doors and Windows: CW - Clear wire glass.
 
         
END OF SECTION