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SECTION 07 41 13
METAL ROOF PANELS
 
 
Copyright 2018 - 2018 ARCAT, Inc. - All rights reserved
** NOTE TO SPECIFIER ** Morin
A Kingspan Group Co.; metal wall and roof systems.
This section is based on the products of Morin
A Kingspan Group Co., which is located at:
685 Middle St.
Bristol, CT 06010-8416
Toll Free Tel: 800-640-9501
Tel: 800-640-9501
Fax: 860-582-7503
Email: request info (sales@morincorp.com)
Web: www.morincorp.com
[ Click Here ] for additional information.
MORIN is one of the industry's most versatile manufacturers of single element metal wall and roof panel systems. With production facilities in Bristol, CT, Deland, FL and Fontana, CA, MORIN has a combined production capacity of over 50 million square feet, fabricating metal panels in more than 75 different profiles. MORIN Single Element panels are 100 percent recyclable and meet the requirements for the U.S. Green Building Council's (USGBC) Leadership in Energy and Environmental Design (LEED) Green Building Rating System. Morin's nationwide sales network and in-house technical service teams are dedicated to providing innovative solutions for today's progressive architecture.
 
PART 1 GENERAL
 
1.1
SECTION INCLUDES
 
** NOTE TO SPECIFIER ** Delete items below not required for project.
 
A.
Structural standing seam metal roof panels. (Morzip Structural Series).
B.
Structural standing seam metal roof panels. (SymmeTry Series).
C.
Single or double lock standing seam, single element, metal roof panels. (SLR and SWL).
D.
Exposed fastener single element metal roof panels. (Exposed Fastener Series).
1.2
RELATED SECTIONS
 
** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
A.
Section 05 10 00 - Structural Metal Framing.
B.
Section 05 40 00 - Cold-Formed Metal Framing.
C.
Section 07 21 26 - Blown Insulation.
D.
Section 07 27 26 - Fluid-Applied Membrane Air Barriers .
E.
Section 07 42 13 - Metal Wall Panels.
F.
Section 07 60 00 - Flashing and Sheet Metal.
G.
Section 07 90 00 - Joint Protection.
H.
Section 09 28 13 - Cementitious Backing Boards.
I.
Section 08 90 00 - Louvers and Vents.
1.3
REFERENCES
 
** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
A.
ASTM International (ASTM):
1.
ASTM A240 - Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications.
2.
ASTM A653 - Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process.
3.
ASTM A666 - Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar.
4.
ASTM A792 - Standard Specification for Steel Sheet, 55 percent Aluminum-Zinc Alloy-Coated by the Hot- Dip Process.
5.
ASTM B69 - Standard Specification for Rolled Zinc.
6.
ASTM B85 - Standard Specification for Aluminum Alloy Die Castings.
7.
ASTM B117 - Standard Practice for Operating Salt Spray (Fog) Apparatus.
8.
ASTM B209 - Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate.
9.
ASTM B221 - Standard Specification for Aluminum and Aluminum Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes.
10.
ASTM B370 - Standard Specification for Copper Sheet and Strip for Building Construction.
11.
ASTM C645 - Standard Test Method for Nonstructural Steel Framing Members.
12.
ASTM C920 - Standard Specification for Elastomeric Joint Sealants.
13.
ASTM C1311 - Standard Specification for Solvent Release Sealants.
14.
ASTM D522 - Standard Test Methods for Mandrel Bend Test of Attached Organic Coatings.
15.
ASTM D523 - Standard Test Method for Specular Gloss.
16.
ASTM D714 - Standard Test Method for Evaluating Degree of Blistering of Paints.
17.
ASTM D968 - Standard Test Methods for Abrasion Resistance of Organic Coatings by Falling Abrasive.
18.
ASTM D1308 - Standard Test Method for Effect of Household Chemicals on Clear and Pigmented Organic Finishes.
19.
ASTM D2244 - Standard practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates.
20.
ASTM D2247 - Standard Practice for Testing Water Resistance of Coatings in 100 percent Relative Humidity.
21.
ASTM D2794 - Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation (Impact).
22.
ASTM D3359 - Standard Test Methods for Measuring Adhesion by Tape Test.
23.
ASTM D3363 - Standard Test Method for Film Hardness by Pencil Test.
24.
ASTM D4145 - Standard Test Method for Coating Flexibility of Prepainted Sheet.
25.
ASTM D4214 - Standard Test Methods for Evaluating the Degree of Chalking of Exterior Paint Films.
26.
ASTM D5894 - Standard Practice for Cyclic Salt Fog/UV Exposure of Painted Metal, (Alternating Exposures in a Fog/Dry Cabinet and a UV Condensation Cabinet).
27.
ASTM E283 - Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the Specimen.
28.
ASTM E331 - Standard Test Method for Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static Air Pressure Difference.
29.
ASTM E1592 - Standard Test Method for Structural Performance of Sheet Metal Roof and Siding Systems by Uniform Static Air Pressure Difference.
30.
ASTM E1646 - Standard Test Method for Water Penetration of Exterior Metal Roof Panel Systems by Uniform Static Air Pressure Difference.
31.
ASTM E1680 - Standard Test Method for Rate of Air Leakage through Exterior Metal Roof Panel Systems.
32.
ASTM E2140-01 - Standard Test Method for Water Penetration of Metal Panel Roof Systems by Static Water Pressure Head.
33.
ASTM G153 - Standard Practice for Operating Enclosed Carbon Arc Light Apparatus for Exposure of Nonmetallic Materials.
34.
ASTM G154 - Standard Practice for Operating Fluorescent Light Apparatus for UV Exposure of Nonmetallic Materials.
 
** NOTE TO SPECIFIER ** Delete if project is not in Florida.
 
B.
Florida Building Code - current edition, product approvals.
C.
FM Global (FM):
1.
FM 4471 - Approval Standard for Class 1 Panel Roofs.
D.
German Institute for Standardization (DIN):
1.
DIN EN988 - Specifications for zinc and zinc alloy rolled flat products for building.
2.
DIN EN1179 - Zinc and Zinc alloys - Primary Zinc.
E.
Southern Building Code Conference International (SBCCI):
1.
SBCCI Standard 12-99; Standard for Determining the Wind Resistance from Windborne Debris.
F.
Underwriters Laboratory, USA (UL):
1.
UL 580 - Tests for Uplift Resistance of Roof Assemblies.
1.4
SUBMITTALS
A.
Submit under provisions of Section 01 30 00 - Administrative Requirements.
B.
Product Data: Manufacturer's data sheets on each product to be used, including:
1.
Design Data, Test Reports: Provide manufacturer test reports indicating product compliance with requirements.
2.
Preparation instructions and recommendations.
3.
Storage and handling requirements and recommendations.
4.
Installation methods.
C.
Shop Drawings: Submit detailed drawings and panel analysis showing: Profile, gauge of both exterior and interior sheet, location, layout and dimensions of panels, location and type of fasteners, shape and method of attachment of all trim, locations and type of sealants, and installation sequence.
1.
Coordination Drawings: Provide elevation drawings and building sections which show panels in relationship to required locations for structural support. Include panel details and details showing attachment to structural support.
2.
Other details as may be required for a weathertight installation.
D.
Panel Analysis: Verify panels will withstand design loads indicated without detrimental effects or deflection. Include thermal differential effects between exterior and interior panel facings and resistance to fastener pullout.
E.
Verification Samples: For each finish product specified, two samples, representing actual product, color, and patterns.
 
** NOTE TO SPECIFIER ** Delete LEED submittal requirements when project is not pursuing LEED certification. Related to Innovation and Design process (ID) credits; contact Kingspan for assistance in developing credits where their products can assist in obtaining.
 
F.
LEED Submittals:
1.
Material and Resources (MR): For products having recycled content, documentation indicating percentages by weight of postconsumer and preconsumer recycled content.
 
** NOTE TO SPECIFIER ** Delete credits no required.
 
a.
Product Certificates for Credit MR 4.
b.
Product Certificates for Credit MR 4.1.
c.
Product Certification for Credit MR 4.2.
G.
Miscellaneous Certifications: Submit documentation that products have been certified in accordance with ISO 14025.
H.
Quality Assurance Submittals:
 
** NOTE TO SPECIFIER ** Delete Design Data, Test Report submittal requirements when a proprietary specification is used. Maintain Design Data, Test Report submittal requirement when other products may be submitted as substitutions.
 
1.
Design Data, Test Reports: Provide manufacturer test reports indicating product compliance with requirements.
2.
Manufacturer Erection Instructions: Provide manufacturer's written installation instructions including proper material storage, material handling, installation sequence, panel locations, and attachment methods, details and required trim and accessories.
1.5
QUALITY ASSURANCE
A.
Manufacturer Qualifications: Minimum of ten years experience in the production of metal roof panels. Demonstrate experience with examples of projects of similar type and exposure.
B.
Installer Qualifications: Authorized by the manufacturer and the work shall be supervised by a person having successfully completed a manufacturer training seminar regarding proper installation of the specified product.
 
** NOTE TO SPECIFIER ** Delete if not required. Applies directly for MorZip.
 
1.
Installer to have a minimum of five years experience with projects of similar size and scope.
C.
Metal roof panel attachment shall meet the requirements of Factory Mutual 4771 - Class 1 Rating.
 
** NOTE TO SPECIFIER ** Include a mock-up if the project size and/or quality warrant taking such a precaution. The following is one example of how a mock-up on a large project might be specified. When deciding on the extent of the mock-up, consider all the major different types of work on the project. Delete if not required.
 
D.
Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and application workmanship.
1.
Finish areas designated by Architect.
2.
Install one complete, operable unit including accessories, then test operation and make adjustments required for proper operation.
3.
Do not proceed with remaining work until workmanship is approved by Architect.
4.
Rebuild mock-up area as required to produce acceptable work.
1.6
PRE-INSTALLATION MEETINGS
A.
Pre-installation meeting: Conduct a pre-installation meeting at the job site attended by Owner, Architect, Manufacturer's Technical Representative, Panel Installer, and Contractors of related trades. Coordinate structural support requirements in relation to roof panel panel system, installation of any separate air/water barriers, treatment of fenestration, and other requirements specific to the project.
1.7
DELIVERY, STORAGE, AND HANDLING
A.
Deliver and store products in manufacturer's unopened packaging bearing the brand name and manufacturer's identification until ready for installation.
B.
Store panel materials on dry, level, firm, and clean surface. Stack no more than two bundles high. Elevate one end of bundle to allow moisture run-off, cover and ventilate to allow air to circulate and moisture to escape.
1.8
PROJECT 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 recommended limits.
1.9
SEQUENCING
A.
Ensure that products of this section are supplied to affected trades in time to prevent interruption of construction progress.
1.10
WARRANTY
A.
Warranty: Provide manufacturer's standard limited warranties for products and finishes
 
.** NOTE TO SPECIFIER ** Delete warranty information not specific to project.
 
1.
Material Warranty: Standard form in which manufacturer agrees to repair or replace items that fail in materials or workmanship within specified warranty period. The items covered by the warranty include structural performance and finish performance.
a.
Warranty Period: Two years from date of Substantial Completion.
 
** NOTE TO SPECIFIER ** Finish warranty periods are limited by the coil coater and the coating manufacturer and the finish. Delete if fluoropolymer finish is not required.
 
2.
Finish Warranty: Standard form in which manufacturer agrees to repair or replace metal panels that evidence deterioration of fluoropolymer finish, including flaking or peeling from approved primed metal substrate, chalk in excess of 8 when tested in accordance with ASTM D4214, Method A, and /or color fading in excess of 5 DELTA_SYMBOLE Hunter units on panels when tested in accordance with ASTM D2244.
a.
Warranty Period: Twenty years from date Substantial Completion, or twenty years and 3 months from the date of shipment from manufacturer's plant, whichever occurs first.
PART 2 PRODUCTS
 
2.1
MANUFACTURERS
A.
Acceptable Manufacturer: Morin; A Kingspan Group Co., which is located at: 685 Middle St.; Bristol, CT 06010-8416 ; Toll Free Tel: 800-640-9501; Tel: 800-640-9501 ; Fax: 860-582-7503; Email: request info (sales@morincorp.com); Web: www.morincorp.com
 
** 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 01 60 00 - Product Requirements.
 
** NOTE TO SPECIFIER ** Delete article if not required.
 
2.2
STRUCTURAL STANDING SEAM METAL ROOF PANELS (MorZip Structural Series)
A.
Performance requirements:
1.
Roof assembly shall be tested for structural performance under uniform static air pressure differences in accordance with ASTM E1592.
 
** NOTE TO SPECIFIER ** Delete uniform pressure option not required.
 
a.
Uniform Pressure: Insert design pressure; acting inward or outward.
b.
Uniform Pressure: As indicated on drawings; acting inward or outward.
 
** NOTE TO SPECIFIER ** Delete if project is not in Florida.
 
2.
Roof assembly shall be approved by the Florida Building Code (FBC) for impact resistance and uplift in accordance with Product Approval.
 
** NOTE TO SPECIFIER ** Insert snow load requirements. Delete if not required.
 
a.
Snow Loads (lbs per sq ft / kg per sq m): ______.
 
** NOTE TO SPECIFIER ** Delete if not required.
 
b.
Deflection: Panel shall be limited to L/180.
c.
Deflection: Panel shall be limited to L/240.
3.
Metal roof panels shall be capable of withstanding a 250 lbs (113.4 kg) concentrated load applied to a 4 sq in (2581 sq mm) area in the middle of the panel. No noticeable buckling or permanent distortion of the panel shall occur.
4.
Water Penetration Under Static Pressure: Provide metal roof panel systems designed to resist penetration of water under static pressure.
a.
Testing shall be based on ASTM E1646. Roof panels water leakage at 30.0 lbs per sq ft (146.5 kg per sq m).
5.
Air Infiltration: Provide metal roof panel assemblies designed to resist air infiltration.
a.
Testing shall be done based on ASTM E1680. Roof panels when tested shall have a maximum air leakage of 0.075 cu ft per min per sq ft (0.023 cu m per min per sq m) of fixed roof area at a minimum static air-pressure differential of 30.0 ft-lbs per sq ft (437.8 Nm per sq m).
6.
Wind Uplift Resistance:
a.
Roof assembly shall comply with UL 580 for wind uplift resistance. Class UL 90.
 
** NOTE TO SPECIFIER ** FM Approval 1A-120 applies only to SLR-16; 24 gauge steel panel.)
 
b.
FM Global Approvals; per FM Approval Standard 4471.
 
** NOTE TO SPECIFIER ** Delete metal roof panel attachment options below not required.
 
1)
Metal Roof Panel Attachment: Meet requirements of FM Class 1A-75.
2)
Metal Roof Panel Attachment: Meet requirements of FM Class 1A-105.
3)
Metal Roof Panel Attachment: Meet requirements of FM Class 1A-135.
 
** NOTE TO SPECIFIER ** Delete Hailstorm Rating when project is not located in a geographic area subject to hailstorms.
 
4)
Hailstorm Rating: SH.
 
** NOTE TO SPECIFIER ** Applies to SLE standing seam. Delete if not required.
 
7.
Finish Characteristics:
a.
Gloss per ASTM D523: 15 plus or minus.
b.
Pencil Hardness per ASTM D3363: HB - H.
c.
Flexibility, T-Bend per ASTM D4145: 1-2T bend.
d.
Flexibility, Mandrel per ASTM D522: No cracking.
e.
Adhesion per ASTM D3359: No adhesion loss.
f.
Reverse Impact per ASTM D2794: No cracking or adhesion loss.
g.
Abrasion Resistance per ASTM D968: 65 plus or minus 10 liters.
h.
Graffiti Resistance: Minimal effect.
i.
Acid Pollutant Resistance per ASTM D1308: No effect.
j.
Salt Fog Resistance per ASTM B117: Passes 1000 hours.
k.
Cyclic Salt Fog and UV Exposure per ASTM D5894: Passes 2016 hours.
l.
Humidity Resistance per ASTM D2247 and D714: Passes 1500 hours.
m.
Color Retention per ASTM G153 and G154: Passes 5000 hours.
n.
Chalk Resistance per ASTM D4214, Method A: Maximum chalk is a rating of 8.
o.
Color Tolerances per ASTM D2244: Greater than 5DELTA_SYMBOLE units on panels.
8.
Fire Performance for Roof Assembly: Meet requirements of ASTM E108, Class A.
B.
Basis of Design: MorZip Structural Roof Series. Structural Standing Seam Natural Metal Roof Panels
1.
Roof Panel Description:
 
** NOTE TO SPECIFIER ** Delete panel width options not required.
 
a.
Panel Width: 12 in (305 mm).
b.
Panel Width: 16 in (406 mm).
c.
Panel Width: 18 in (457 mm).
d.
Profile: MorZip Structural.
e.
Seam Height: 2-1/2 in (63 mm).
 
** NOTE TO SPECIFIER ** Delete texture option not required.
 
f.
Texture: Smooth.
g.
Texture: Embossed.
 
** NOTE TO SPECIFIER ** Delete curving option if not required.
 
h.
Curving: Striated curving.
2.
Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A792, Class AZ50 coating designation, Grade 40.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
3.
Zinc-Coated (Galvanized) Steel Sheet: ASTM A653, G90 coating designation.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
4.
Aluminum: Coil Stock meeting ASTM B209; 3004-H34 as required for forming operations.
a.
Thickness: 0.040 inch (1.02 mm).
b.
Thickness: 0.050 inch (1.27 mm).
5.
Stainless Steel: ASTM A240 or ASTM A666, Type 316, dead soft, fully annealed.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 20; 0.0375 in (0.95 mm).
b.
Gauge: 22; 0.0312 in (0.79 mm).
6.
Stainless Steel: ASTM A240 or ASTM A666, Type 304, dead soft, fully annealed.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 20; 0.0375 in (0.95 mm).
b.
Gauge: 22; 0.0312 in (0.79 mm).
7.
Copper: Sheet stock meeting ASTM B370, cold-rolled, H00 or H01 temper.
a.
Thickness: 20 oz. per sq ft (6.103 kg per sq m).
8.
Zinc: Sheet stock meeting ASTM B69, Type I and Type II, consisting of zinc with copper and titanium additives.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 0.0315 in (0.8 mm).
b.
Gauge: 0.0394 in (1.0 mm).
C.
Accessories:
1.
Roof panel accessories: Provide accessories as required for a complete installation. Accessories shall be as indicated on approved shop drawings and per manufacturer's approved standard details. Match material and finish of metal roof panels.
a.
Fasteners: Fasteners as recommended by manufacturer.
 
** NOTE TO SPECIFIER ** Delete concealed anchor clips not required or keep both.
 
2.
Concealed Anchor Clips: Floating anchor clip, two piece.
3.
Concealed Anchor Clips: One piece fixed clip.
4.
Closure Strips; Closed Cell: Minimum 1 in (25 mm) thick matching roof panel profile.
 
** NOTE TO SPECIFIER ** Delete flashing and trim paragraph not required.
 
5.
Flashing and Trim: Provided under Section 07 62 00 - Sheet Metal Flashing and Trim.
6.
Flashing and Trim: Fabricate flashing and trim from same material as roof panels unless otherwise noted. Finish to match metal roof panels.
7.
Trim Locations: Include, but are not limited to the following: Drips, eave and rake edges, roof penetrations, hips, and valleys.
8.
Panel Joint Sealant: Per ASTM C920 as recommended by panel manufacturer.
9.
Butyl Tape: Per panel manufacturer's recommendations for panel to panel and panel to trim seal.
10.
Butyl Sealants: Non-skinning type per panel manufacturer's recommendations.
 
** NOTE TO SPECIFIER ** Delete paragraph if not required.
 
11.
Snow Guards: Clamps, brackets and clips fabricated from 6061-T6 aluminum extrusions per ASTM B221 or aluminum castings conforming to ASTM B85 or brass.
a.
Clamp Model: As recommended by clamp manufacturer and as approved by panel manufacturer.
b.
Fasteners: Stainless steel 300 series.
c.
Color Strips: Same material and finish as metal panels.
d.
Snow and Ice Clips: Aluminum, with rubber foot, minimum 3 in (76 mm) wide.
e.
Manufacturer:
1)
S-5 ColorGard by Metal Roof Innovations, Ltd.
2)
AceClamp SSMR Clamps by PMC Industries, Inc.
D.
Finishes:
 
** NOTE TO SPECIFIER ** Delete the material finish options not required.
 
1.
Aluminum and Steel:
 
** NOTE TO SPECIFIER ** Steel and aluminum panels come in a painted finish or aggregate finish. Select finish to meet project requirements. Delete exposed surface color options not required.
 
a.
Finish and Color; Exposed Surface: Selected from manufacturer's selection.
b.
Finish and Color; Exposed Surface: Custom color as selected by Architect.
c.
Finish and Color; Exposed Surface: Color as indicated on the Drawings.
 
** NOTE TO SPECIFIER ** Delete concealed surface options not required.
 
d.
Finish and Color; Concealed Surface: Manufacturer's standard primer.
e.
Finish and Color; Concealed Surface: Selected from manufacturer's selection.
f.
Finish and Color; Concealed Surface: Custom color as selected by Architect.
g.
Finish and Color; Concealed Surface: Color as indicated on the Drawings.
h.
Finish System:
 
** NOTE TO SPECIFIER ** The 1.0 mil (0.025 mm) two coat system (Solid color) is most commonly used. The 1.0 mil (0.025 mm) Mica color coat and the 1.5 mil (0.038 mm) Metallic color coat systems are chosen if premium colors are desired. Use the 2.4 mil (0.061 mm) three coat system if a harsh environment is anticipated (such as industrial facilities or in coastal regions). The paint fluoropolymer (PVDF) systems will receive the 20 year finish warranty. Delete finish options below not required.
 
1)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Solid color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
2)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Mica color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
3)
Three Coat Fluoropolymer (PVDF): 1.5 mil (0.038 mm) Metallic color coat
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (00.0203 mm).
c)
Clear Coat: 0.5 mil (0.0127 mm).
4)
Three Coat Fluoropolymer (PVDF): 2.4 mil (0.061 mm). Solid color coat.
a)
Primer: 0.8 mil (0.0203 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
c)
Clear Coat: 0.8 mil (0.0203 mm).
2.
Aluminum: Mill finish.
3.
Stainless Steel: Bright, cold rolled, IIB.
4.
Stainless Steel: Polished directional satin, IV.
5.
Copper: Natural.
6.
Zinc: As selected by Architect from manufacturer's standard selections.
 
** NOTE TO SPECIFIER ** Delete article if not required.
 
2.3
STRUCTURAL STANDING SEAM METAL ROOF PANELS (SymmeTry Series)
A.
Performance Requirements:
1.
Roof assembly shall be tested for structural performance under uniform static air pressure differences in accordance with ASTM E1592.
 
** NOTE TO SPECIFIER ** Delete uniform pressure option not required.
 
a.
Uniform Pressure: Insert design pressure; acting inward or outward.
b.
Uniform Pressure: As indicated on drawings; acting inward or outward.
 
** NOTE TO SPECIFIER ** Delete if project is not in Florida.
 
2.
Roof assembly shall be approved by the Florida Building Code (FBC) for impact resistance and uplift in accordance with Product Approval.
 
** NOTE TO SPECIFIER ** Insert snow load requirements. Delete if not required.
 
a.
Snow Loads (lbs per sq ft / kg per sq m): ______.
 
** NOTE TO SPECIFIER ** Delete if not required.
 
b.
Deflection: Panel shall be limited to L/180.
c.
Deflection: Panel shall be limited to L/240.
3.
Metal roof panels shall be capable of withstanding a 250 lbs (113.4 kg) concentrated load applied to a 4 sq in (2581 sq mm) area in the middle of the panel. No noticeable buckling or permanent distortion of the panel shall occur.
4.
Water Penetration under Static Pressure: Provide metal roof panel systems designed to resist penetration of water under static pressure.
a.
Testing shall be based on ASTM E1646. Roof panels water leakage at 40.0 lbs per sq ft (195.3 kg per sq m).
5.
Air Infiltration: Provide metal roof panel assemblies designed to resist air infiltration.
a.
Testing shall be done based on ASTM E1680. Roof panels when tested shall have a maximum air leakage of 0.006 cu ft per min per sq ft (0.002 cu m per min per sq m) of fixed roof area at a minimum static air-pressure differential of 40.0 ft-lbs per sq ft (583.76 Nm per sq m).
6.
Wind Uplift Resistance:
a.
Roof assembly shall comply with UL 580 for wind uplift resistance. Class UL 90.
b.
FM Global Approvals; per FM Approval Standard 4471.
1)
Metal Roof Panel Attachment: Meet requirements of FM Class 1A-120.
 
** NOTE TO SPECIFIER ** Delete Hailstorm Rating when project is not located in a geographic area subject to hailstorms.
 
2)
Hailstorm Rating: SH.
7.
Fire Performance of Roof Assembly: Meet requirements of ASTM E108, Class A.
B.
Basis of Design: SymmeTry Roof Series. Structural Standing Seam Natural Metal Roof Panels
1.
Roof Panel Description:
 
** NOTE TO SPECIFIER ** Delete panel width options not required.
 
a.
Panel Width: 12 in (305 mm).
b.
Panel Width: 16 in (406 mm).
c.
Panel Width: 18 in (457 mm).
d.
Profile: SymmeTry.
 
** NOTE TO SPECIFIER ** delete seam height options not required.
 
e.
Seam Height: 1-1/2 in (38 mm).
f.
Seam Height: 2 in (52 mm).
g.
Seam Height: 2-1/2 in (63 mm).
h.
Seam Height: 3 in (76 mm).
 
** NOTE TO SPECIFIER ** Delete texture option not required.
 
i.
Texture: Smooth.
j.
Texture: Embossed.
2.
Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A792, Class AZ50 coating designation, Grade 40.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
3.
Zinc-Coated (Galvanized) Steel Sheet: ASTM A653, G90 coating designation
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
4.
Aluminum Coil stock meeting ASTM B209; 3003-H14 as required for forming operations.
 
** NOTE TO SPECIFIER ** Delete thickness option not required.
 
a.
Thickness: 0.040 inch (1.02 mm).
b.
Thickness: 0.050 inch (1.25 mm).
5.
Stainless Steel: ASTM A240 or ASTM A666, Type 316, dead soft, fully annealed.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 20; 0.0375 in (0.95 mm).
b.
Gauge: 22; 0.0312 in (0.79 mm).
6.
Stainless Steel: ASTM A240 or ASTM A666, Type 304, dead soft, fully annealed.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 20; 0.0375 in (0.95 mm).
b.
Gauge: 22; 0.0312 in (0.79 mm).
7.
Copper: Sheet stock meeting ASTM B370, cold-rolled, H00 or H01 temper.
a.
Thickness: 20 oz. per sq ft (6.103 kg per sq m).
8.
Zinc: Sheet stock meeting ASTM B69, Type I and Type II, consisting of zinc with copper and titanium additives.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 0.0315 in (0.8 mm).
b.
Gauge: 0.0394 in (1.0 mm).
C.
Accessories:
1.
Roof panel accessories: Provide accessories as required for a complete installation. Accessories shall be as indicated on approved shop drawings and per manufacturer's approved standard details. Match material and finish of metal roof panels.
a.
Fasteners: Fasteners as recommended by manufacturer.
2.
Concealed Anchor Clips: Floating anchor clip, two piece, or single halter style clip.
3.
Closure Strips; Closed Cell: Minimum 1 in (25 mm) thick matching roof panel profile.
 
** NOTE TO SPECIFIER ** Delete flashing and trim paragraph not required.
 
4.
Flashing and Trim: Provided under Section 07 62 00 - Sheet Metal Flashing and Trim.
5.
Flashing and Trim: Fabricate flashing and trim from same material as roof panels unless otherwise noted. Finish to match metal roof panels.
a.
Locations include, but are not limited to the following: Drips, eave and rake edges, roof penetrations, hips, and valleys.
6.
Panel Joint Sealant: Per ASTM C920 as recommended by panel manufacturer.
7.
Butyl Tape: Per panel manufacturer's recommendations for panel to panel and panel to trim seal.
8.
Butyl Sealants: Non-skinning type per panel manufacturer's recommendations.
 
** NOTE TO SPECIFIER ** Delete paragraph if not required.
 
9.
Snow Guards: Clamps, brackets and clips fabricated from 6061-T6 aluminum extrusions per ASTM B221 or aluminum castings conforming to ASTM B85 or brass.
a.
Clamp Model: As recommended by clamp manufacturer and as approved by panel manufacturer.
b.
Fasteners: Stainless steel 300 series.
c.
Color Strips: Same material and finish as metal panels.
d.
Snow and Ice Clips: Aluminum, with rubber foot, minimum 3 in (76 mm) wide.
e.
Manufacturer:
1)
S-5 ColorGard by Metal Roof Innovations, Ltd.
2)
AceClamp SSMR Clamps by PMC Industries, Inc.
D.
Finishes:
 
** NOTE TO SPECIFIER ** Delete the material finish options not required.
 
1.
Aluminum and Steel:
 
** NOTE TO SPECIFIER ** Steel and aluminum panels come in a painted finish or aggregate finish. Select finish to meet project requirements. Delete exposed surface color options not required.
 
a.
Finish and Color; Exposed Surface: Selected from manufacturer's selection.
b.
Finish and Color; Exposed Surface: Custom color as selected by Architect.
c.
Finish and Color; Exposed Surface: Color as indicated on the Drawings.
 
** NOTE TO SPECIFIER ** Delete concealed surface options not required.
 
d.
Finish and Color; Concealed Surface: Manufacturer's standard primer.
e.
Finish and Color; Concealed Surface: Selected from manufacturer's selection.
f.
Finish and Color; Concealed Surface: Custom color as selected by Architect.
g.
Finish and Color; Concealed Surface: Color as indicated on the Drawings.
h.
Finish System:
 
** NOTE TO SPECIFIER ** The 1.0 mil (0.025 mm) two coat system (Solid color) is most commonly used. The 1.0 mil (0.025 mm) Mica color coat and the 1.5 mil (0.038 mm) Metallic color coat systems are chosen if premium colors are desired. Use the 2.4 mil (0.061 mm) three coat system if a harsh environment is anticipated (such as industrial facilities or in coastal regions). The paint fluoropolymer (PVDF) systems will receive the 20 year finish warranty. Delete finish options below not required.
 
1)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Solid color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
2)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Mica color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
3)
Three Coat Fluoropolymer (PVDF): 1.5 mil (0.038 mm) Metallic color coat
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (00.0203 mm).
c)
Clear Coat: 0.5 mil (0.0127 mm).
4)
Three Coat Fluoropolymer (PVDF): 2.4 mil (0.061 mm). Solid color coat.
a)
Primer: 0.8 mil (0.0203 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
c)
Clear Coat: 0.8 mil (0.0203 mm).
2.
Exposed Aluminum-Zinc Alloy-Coating; ASTM A792, Class AZ50 coating. "Galvalume" or "Zincalume"protective coating.
3.
Aluminum: Mill finish.
 
** NOTE TO SPECIFIER ** Delete article if not required.
 
2.4
SINGLE/DOUBLE LOCK OR SNAPLOCK STANDING SEAM, SINGLE ELEMENT METAL ROOF PANELS (SLR AND SWL SERIES)
A.
Performance Requirements:
1.
Roof assembly shall be tested for structural performance under uniform static air pressure differences in accordance with ASTM E1592.
 
** NOTE TO SPECIFIER ** Delete uniform pressure option not required.
 
a.
Uniform Pressure: Insert design pressure; acting inward or outward.
b.
Uniform Pressure: As indicated on drawings; acting inward or outward.
 
** NOTE TO SPECIFIER ** Delete if project is not in Florida.
 
2.
Roof assembly shall be approved by the Florida Building Code (FBC) for impact resistance and uplift in accordance with Product Approval.
 
** NOTE TO SPECIFIER ** Insert snow load requirements. Delete if not required.
 
a.
Snow Loads (lbs per sq ft / kg per sq m): ______.
 
** NOTE TO SPECIFIER ** Delete if not required.
 
b.
Deflection: Panel shall be limited to L/180.
c.
Deflection: Panel shall be limited to L/240.
3.
Metal roof panels shall be capable of withstanding a 250 lbs (113.4 kg) concentrated load applied to a 4 sq in (2581 sq mm) area in the middle of the panel. No noticeable buckling or permanent distortion of the panel shall occur.
4.
Water Penetration under Static Pressure: Provide metal roof panel systems designed to resist penetration of water under static pressure.
a.
Testing shall be based on ASTM E331. Roof panels water leakage at 40.0 lbs per sq ft (195.3 kg per sq m).
5.
Air Infiltration: Provide metal roof panel assemblies designed to resist air infiltration.
a.
Testing shall be done based on ASTM E283 and E1680. Roof panels when tested shall have a maximum air leakage of 0.153 cu ft per min per sq ft (0.047 cu m per min per sq m) of fixed roof area at a minimum static air-pressure differential of 40.0 lbs per sq ft (195.3 kg per sq m).
6.
Wind Uplift Resistance:
a.
Roof assembly shall comply with UL 580 for wind uplift resistance.
 
** NOTE TO SPECIFIER ** Delete Class options not required.
 
1)
Class UL 30.
2)
Class UL 60.
3)
Class UL 90.
b.
FM Global Approvals; per FM Approval Standard 4471.
1)
Metal Roof Panel Attachment: Meet requirements of FM Class 1A-120.
 
** NOTE TO SPECIFIER ** Delete Hailstorm Rating when project is not located in a geographic area subject to hailstorms.
 
2)
Hailstorm Rating: SH.
7.
Finish Characteristics:
 
** NOTE TO SPECIFIER ** Delete finish characteristics not required.
 
a.
Gloss per ASTM D523: 15 plus or minus.
b.
Pencil Hardness per ASTM D3363: HB - H.
c.
Flexibility, T-Bend per ASTM D4145: 1-2T bend.
d.
Flexibility, Mandrel per ASTM D522: No cracking.
e.
Adhesion per ASTM D3359: No adhesion loss.
f.
Reverse Impact per ASTM D2794: No cracking or adhesion loss.
g.
Abrasion Resistance per ASTM D968: 65 plus or minus 10 liters.
h.
Graffiti Resistance: Minimal effect.
i.
Acid Pollutant Resistance per ASTM D1308: No effect.
j.
Salt Fog Resistance per ASTM B117: Passes 1000 hours.
k.
Cyclic Salt Fog and UV Exposure per ASTM D5894: Passes 2016 hours.
l.
Humidity Resistance per ASTM D2247 and D714: Passes 1500 hours.
m.
Color Retention per ASTM G153 and G154: Passes 5000 hours.
n.
Chalk Resistance per ASTM D4214, Method A: Maximum chalk is a rating of 8.
o.
Color Tolerances per ASTM D2244: Greater than 5DELTA_SYMBOLE units on panels.
 
** NOTE TO SPECIFIER ** Delete the basis of design option not required.
 
B.
Basis of Design: SLR "Single or Double Lock Standing Seam Roof Panels".
1.
Roof Panel Description:
 
** NOTE TO SPECIFIER ** Delete panel width options not required.
 
a.
Panel Width: 12 in (305 mm).
b.
Panel Width: 16 in (406 mm).
c.
Panel Width: 18 in (457 mm).
d.
Profile: SR.
e.
Seam Height: 2 in (51 mm).
 
** NOTE TO SPECIFIER ** Delete texture option not required.
 
f.
Texture: Smooth.
g.
Texture: Embossed.
 
** NOTE TO SPECIFIER ** delete material options not required.
 
2.
Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A792, Class AZ50 coating designation, Grade 40.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
3.
Zinc-Coated (Galvanized) Steel Sheet: ASTM A653, G90 coating designation.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
4.
Aluminum: Coil Stock meeting ASTM B209; Alloy and temper as required for forming operations.
a.
Thickness: 0.032 in (0.81 mm).
b.
Thickness: 0.040 in (1.02 mm).
5.
Stainless Steel: ASTM A240 or ASTM A666, Type 316, dead soft, fully annealed.
a.
Gauge: 24; 0.025 in (0.64 mm).
6.
Stainless Steel: ASTM A240 or ASTM A666, [Type 304, dead soft, fully annealed.
a.
Gauge: 24; 0.025 in (0.64 mm).
7.
Copper: Sheet stock meeting ASTM B370, cold-rolled, H00 or H01 temper.
a.
Thickness: 0.0276 in (0.7 mm).
b.
Thickness: 0.0315 in (0.8 mm).
C.
Basis of Design: SWL SNAPLOCK " Non Mechanically Seamed Roof Panels".
1.
Roof Panel Description:
 
** NOTE TO SPECIFIER ** Delete panel width options not required.
 
a.
Panel Width: 12 in (305 mm).
b.
Panel Width: 16 in (406 mm).
c.
Panel Width: 18 in (457 mm).
d.
Profile: SLR.
e.
Seam Height: 1-3/4 in (38 mm).
 
** NOTE TO SPECIFIER ** Delete texture option not required.
 
f.
Texture: Smooth.
g.
Texture: Embossed.
 
** NOTE TO SPECIFIER ** delete material options not required.
 
2.
Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A792, Class AZ50 coating designation, Grade 40.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
3.
Zinc-Coated (Galvanized) Steel Sheet: ASTM A653, G90 coating designation.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
4.
Aluminum: Coil Stock meeting ASTM B209; Alloy and temper as required for forming operations.
a.
Thickness: 0.032 in (0.81 mm).
b.
Thickness: 0.040 in (1.02 mm).
5.
Stainless Steel: ASTM A240 or ASTM A666, Type 316, dead soft, fully annealed.
a.
Gauge: 24; 0.025 in (0.64 mm).
6.
Stainless Steel: ASTM A240 or ASTM A666, [Type 304, dead soft, fully annealed.
a.
Gauge: 24; 0.025 in (0.64 mm).
7.
Copper: Sheet stock meeting ASTM B370, cold-rolled, H00 or H01 temper.
a.
Thickness: 0.0276 in (0.7 mm).
b.
Thickness: 0.0315 in (0.8 mm).
D.
Accessories:
1.
Roof panel accessories: Provide accessories as required for a complete installation. Accessories shall be as indicated on approved shop drawings and per manufacturer's approved standard details. Match material and finish of metal roof panels.
a.
Fasteners: Fasteners as recommended by manufacturer.
 
** NOTE TO SPECIFIER ** Delete concealed anchor clips not required or keep both.
 
2.
Concealed Anchor Clips: Floating anchor clip, two piece.
3.
Concealed Anchor Clips: One piece fixed clip.
4.
Backing Plates: Provide metal backing plates at panel end splices fabricated from material recommended by manufacturer.
5.
Closure Strips: Provide closed cell closure strips, minimum 1 in (25 mm) thick matching metal roof panel profile.
 
** NOTE TO SPECIFIER ** Delete flashing and trim paragraph not required.
 
6.
Flashing and Trim: Provided under Section 07 62 00 - Sheet Metal Flashing and Trim.
7.
Flashing and Trim: Fabricate flashing and trim from same material as roof panels unless otherwise noted. Finish to match metal roof panels.
8.
Trim Locations: Include, but are not limited to the following: Drips, eave and rake edges, roof penetrations, hips, and valleys.
9.
Panel Joint Sealant: Per ASTM C920 as recommended by panel manufacturer.
10.
Butyl Tape: Per panel manufacturer's recommendations for panel to panel and panel to trim seal.
11.
Butyl Sealants: Non-skinning type per panel manufacturer's recommendations.
 
** NOTE TO SPECIFIER ** Delete paragraph if not required.
 
12.
Snow Guards: Clamps, brackets and clips fabricated from 6061-T6 aluminum extrusions per ASTM B221 or aluminum castings conforming to ASTM B85 or brass.
a.
Clamp Model: As recommended by clamp manufacturer and as approved by panel manufacturer.
b.
Fasteners: Stainless steel 300 series.
c.
Color Strips: Same material and finish as metal panels.
d.
Snow and Ice Clips: Aluminum, with rubber foot, minimum 3 in (76 mm) wide.
e.
Manufacturer:
1)
S-5 ColorGard by Metal Roof Innovations, Ltd.
2)
AceClamp SSMR Clamps by PMC Industries, Inc.
E.
Finishes:
 
** NOTE TO SPECIFIER ** Delete the material finish options not required.
 
1.
Aluminum and Steel:
 
** NOTE TO SPECIFIER ** Steel and aluminum panels come in a painted finish or aggregate finish. Select finish to meet project requirements. Delete exposed surface color options not required.
 
a.
Finish and Color; Exposed Surface: Selected from manufacturer's selection.
b.
Finish and Color; Exposed Surface: Custom color as selected by Architect.
c.
Finish and Color; Exposed Surface: Color as indicated on the Drawings.
 
** NOTE TO SPECIFIER ** Delete concealed surface options not required.
 
d.
Finish and Color; Concealed Surface: Manufacturer's standard primer.
e.
Finish and Color; Concealed Surface: Selected from manufacturer's selection.
f.
Finish and Color; Concealed Surface: Custom color as selected by Architect.
g.
Finish and Color; Concealed Surface: Color as indicated on the Drawings.
h.
Finish System:
 
** NOTE TO SPECIFIER ** The 1.0 mil (0.025 mm) two coat system (Solid color) is most commonly used. The 1.0 mil (0.025 mm) Mica color coat and the 1.5 mil (0.038 mm) Metallic color coat systems are chosen if premium colors are desired. Use the 2.4 mil (0.061 mm) three coat system if a harsh environment is anticipated (such as industrial facilities or in coastal regions). The paint fluoropolymer (PVDF) systems will receive the 20 year finish warranty. Delete finish options below not required.
 
1)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Solid color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
2)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Mica color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
3)
Three Coat Fluoropolymer (PVDF): 1.5 mil (0.038 mm) Metallic color coat
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (00.0203 mm).
c)
Clear Coat: 0.5 mil (0.0127 mm).
4)
Three Coat Fluoropolymer (PVDF): 2.4 mil (0.061 mm). Solid color coat.
a)
Primer: 0.8 mil (0.0203 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
c)
Clear Coat: 0.8 mil (0.0203 mm).
2.
Exposed Aluminum-Zinc Alloy-Coating; ASTM A792, Class AZ50 coating. "Galvalume" or "Zincalume"protective coating.
3.
Aluminum: Mill finish.
4.
Stainless Steel: Dull, cold rolled, IID.
5.
Stainless Steel: Bright, cold rolled, IIB.
6.
Stainless Steel: Polished directional satin, IV.
7.
Copper: Natural.
8.
Zinc: As selected by Architect from manufacturer's standard selections.
 
** NOTE TO SPECIFIER ** Delete article if not required.
 
2.5
INSULATION
A.
Refer to Section 07 21 26 - Blown Insulation.
B.
Board Insulation: ASTM C612, Type IA, unfaced semi rigid insulation. Nominal density of 3 pounds per cubic foot. Size as required for liner panels.
2.6
FABRlCATlON
 
** NOTE TO SPECIFIER ** Delete paragraphs not required for the project.
 
A.
Metal roof panels shall be formed to lap with edges of adjacent panels which are then mechanically attached to roof deck using fasteners and concealed anchor clips. Anchor clips are then machine seamed into standing seam.
B.
Fabricate metal roof panels with joints between panels designed to form weathertight seals.
C.
Curved roof panels: Panels shall be factory or field curved as approved by manufacturer.
D.
Flashing and Trim Accessories: Fabricate steel trim accessories to comply with recommendations outlined in SMACNA's "Architectural Sheet Metal Manual".
 
** NOTE TO SPECIFIER ** Delete article if not required.
 
2.7
EXPOSED FASTENER SINGLE ELEMENT METAL ROOF PANELS (Exposed Fastener Series)
A.
Performance Requirements:
 
** NOTE TO SPECIFIER ** Air and Water Performance testing applies to: Roof panel profiles Y-36, E-30, O-24, BR-28 for 24 gauge steel panels; roof panel profiles 0-24S, Y-36, C-29 7/8, BR-28S for 20 gauge steel panels; roof panel profiles; Roof panel profiles 0-24S, Y-36, C-29 7/8, BR-28S for 22 gauge steel panels.
 
1.
Air Infiltration: Provide metal roof panel assemblies designed to resist air infiltration.
a.
Testing shall be done based on ASTM E283. Roof panels when tested shall have a maximum air leakage of 0.007 cu ft per min per sq ft (0.13 cu m per min per sq m) of fixed roof area at a minimum static air-pressure differential of 6.24 ft-lbs per sq ft (91.067 Nm per sq m).
2.
Water Penetration under Static Pressure: Provide metal roof panel systems designed to resist penetration of water under static pressure.
a.
Testing shall be based on ASTM E331. Roof panels water leakage at 12.0 lbs per sq ft (58.59 kg per sq m).
3.
Finish Characteristics:
a.
Gloss per ASTM D523: 15 plus or minus 5.
b.
Pencil Hardness per ASTM D3363: HB - H.
c.
Flexibility, T-Bend per ASTM D4145: 1-2T bend.
d.
Flexibility, Mandrel per ASTM D522: No cracking.
e.
Adhesion per ASTM D3359: No adhesion loss.
f.
Reverse Impact per ASTM D2794: No cracking or adhesion loss.
g.
Abrasion Resistance per ASTM D968: 65 plus or minus 10 liters.
h.
Graffiti Resistance: Minimal effect.
i.
Acid Pollutant Resistance per ASTM D1308: No effect.
j.
Salt Fog Resistance per ASTM B117: Passes 1000 hours.
k.
Cyclic Salt Fog and UV Exposure per ASTM D5894: Passes 2016 hours.
l.
Humidity Resistance per ASTM D2247 and D714: Passes 1500 hours.
m.
Color Retention per ASTM G153 and G154: Passes 5000 hours.
n.
Chalk Resistance per ASTM D4214, Method A: Maximum chalk is a rating of 8.
o.
Color Tolerances per ASTM D2244: Greater than 5DELTA_SYMBOLE units on panels.
B.
Basis of Design: Exposed Fastener Single Element Roof Panels as manufactured by Morin, a Kingspan Group Company.
 
** NOTE TO SPECIFIER ** Profiles below have had testing completed for specific gauges indicated in the "Performance Requirements" Paragraph. Delete Roof panel description options not required or delete all of them.
 
1.
Roof Panel Description:
a.
Panel Width: 24 in (610 mm).
b.
Profile: O-24.
c.
Thickness: 4 in (102 mm).
2.
Roof Panel Description:
a.
Panel Width: 28 in (711 mm).
b.
Profile: BR-28.
c.
Thickness: 1-1/2 in (38 mm).
3.
Roof Panel Description:
a.
Panel Width: 30 in (762 mm).
b.
Profile: E-30.
c.
Thickness: 1 in (25 mm).
4.
Roof Panel Description:
a.
Panel Width: 36 in (914 mm).
b.
Profile: MR-36.
c.
Thickness: 3 in (76 mm).
5.
Roof Panel Description:
a.
Panel Width: 36 in (914 mm).
b.
Profile: Y-36.
c.
Thickness: 1 1/2 in (38 mm).
6.
Roof Panel Description:
a.
Panel Width: 29-5/8 in ( mm).
b.
Profile: C-29-7/8
c.
Thickness: 7/8 in ( mm).
7.
Roof Panel Description:
a.
Panel Width: 37-5/16 in ( mm).
b.
Profile: C-37-7/8
c.
Thickness: 7/8 in ( mm).
 
** NOTE TO SPECIFIER ** Profiles below have not had testing completed for specific gauges indicated in the "Performance Requirements" Paragraph.) Delete Roof panel description options not required or delete all of them.
 
8.
Roof Panel Description:
a.
Panel Width: 24 in (610 mm).
b.
Profile: O-24W.
c.
Thickness: 4 in (102 mm).
9.
Roof Panel Description:
a.
Panel Width: 36 in (914 mm).
b.
Profile: BR9-36.
c.
Thickness: 1 1/2 in (38 mm).
10.
Roof Panel Description:
a.
Panel Width: 36 in (914 mm).
 
** NOTE TO SPECIFIER ** Delete profile option not required.
 
b.
Profile: E-36.
c.
Profile: VB-36.
d.
Thickness: 1 in (25 mm).
11.
Roof Panel Description:
a.
Panel Width: 34 1/8 in (867 mm).
b.
Profile: VB-31.
c.
Thickness: 1-3/4 in (44 mm).
12.
Roof Panel Description:
a.
Panel Width: 29 in (737 mm).
b.
Profile: Y-29.
c.
Thickness: 1-1/2 in (38 mm).
13.
Roof Panel Description:
a.
Panel Width: 35 in (889 mm).
b.
Profile: BR7-35.
c.
Thickness: 1-1/2 in (38 mm).
14.
Roof Panel Description:
a.
Panel Width: 40 in (1016 mm).
b.
Profile: E8-40.
c.
Thickness: 1 in (25 mm).
 
** NOTE TO SPECIFIER ** Delete Material options not required.
 
15.
Aluminum-Zinc Alloy-Coated Steel Sheet: ASTM A792, Class AZ50 coating designation, Grade 40.
 
** NOTE TO SPECIFIER ** Delete gauge options not required.
 
a.
Gauge: 24; 0.0239 in (0.61 mm).
b.
Gauge: 22; 0.0299 in (0.76 mm).
c.
Gauge: 20; 0.0359 in (0.91 mm).
d.
Gauge: 18; 0.0478 in (1.21 mm).
16.
Aluminum: Coil Stock meeting ASTM B209; Alloy and temper as required for forming operations.
 
** NOTE TO SPECIFIER ** Delete thickness options not required.
 
a.
Thickness: 0.032 in (0.81 mm).
b.
Thickness: 0.040 in (1.02 mm).
c.
Thickness: 0.050 in (1.27 mm).
17.
Stainless Steel: ASTM A240 or ASTM A666, Type 316, dead soft, fully annealed.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 22; 0.0312 in (0.79 mm).
b.
Gauge: 24; 0.0250 in (0.64 mm).
18.
Stainless Steel: ASTM A240 or ASTM A666, Type 304, dead soft, fully annealed.
 
** NOTE TO SPECIFIER ** Delete gauge option not required.
 
a.
Gauge: 22; 0.0312 in (0.79 mm).
b.
Gauge: 24; 0.0250 in (0.64 mm).
19.
Copper: Sheet stock meeting ASTM B370, cold-rolled, H00 or H01 temper.
a.
Thickness: 16 oz. per sq ft (4.882 kg per sq m).
b.
Thickness: 20 oz. per sq ft (6.103 kg per sq m).
20.
Zinc Sheets: Sheet stock meeting DIN EN1179, consisting of Zinc with copper and titanium additives in accordance with DIN EN988.
 
** NOTE TO SPECIFIER ** Delete thickness option not required.
 
a.
Thickness: 0.031 in (0.8 mm).
b.
Thickness: 0.039 in (1.0 mm).
C.
Accessories:
1.
Roof panel accessories: Provide accessories as required for a complete installation. Accessories shall be as indicated on approved shop drawings and per manufacturer's approved standard details. Match material and finish of metal roof panels.
a.
Fasteners: Fasteners as recommended by manufacturer.
2.
Closure Strips; Closed Cell: Minimum 1 in (25 mm) thick matching roof panel profile.
 
** NOTE TO SPECIFIER ** Delete flashing and trim paragraph not required.
 
3.
Flashing and Trim: Provided under Section 07 62 00 - Sheet Metal Flashing and Trim.
4.
Flashing and Trim: Fabricate flashing and trim from same material as roof panels unless otherwise noted. Finish to match metal roof panels. Minimum 0.018 inches (0.46 mm) thick.
a.
Locations include, but are not limited to the following: Drips, eave and rake edges, roof penetrations, hips, and valleys.
5.
Metal Framing: ASTM C645, cold-formed metallic-coated steel sheet.
 
** NOTE TO SPECIFIER ** Delete hot-dip galvanized option not required.
 
1)
Hot-Dip Galvanized: ASTM A653, G40.
2)
Hot-Dip Galvanized: ASTM A653, G60.
a.
Hat-Shaped, Rigid Furring Channels:
 
** NOTE TO SPECIFIER ** Delete nominal thickness options not required
 
1)
Nominal Thickness: 0.025 inch (0.64 mm).
2)
Nominal Thickness: 0.040 inch (1.02 mm).
3)
Nominal Thickness (in/mm): ______.
4)
Nominal Thickness: As indicated on Drawings.
 
** NOTE TO SPECIFIER ** Delete depth options not required
 
5)
Depth: 7/8 inch (22 mm).
6)
Depth: 1-1/2 inches (38 mm).
7)
Depth (in/mm): ______.
8)
Depth: As indicated on Drawings.
6.
Panel Joint Sealant: Per ASTM C920 as recommended by metal panel manufacturer.
D.
Finishes:
 
** NOTE TO SPECIFIER ** Delete the material finish options not required.
 
1.
Aluminum and Steel:
 
** NOTE TO SPECIFIER ** Steel and aluminum panels come in a painted finish or aggregate finish. Select finish to meet project requirements. Delete exposed surface color options not required.
 
a.
Finish and Color; Exposed Surface: Selected from manufacturer's selection.
b.
Finish and Color; Exposed Surface: Custom color as selected by Architect.
c.
Finish and Color; Exposed Surface: Color as indicated on the Drawings.
 
** NOTE TO SPECIFIER ** Delete concealed surface options not required.
 
d.
Finish and Color; Concealed Surface: Manufacturer's standard primer.
e.
Finish and Color; Concealed Surface: Selected from manufacturer's selection.
f.
Finish and Color; Concealed Surface: Custom color as selected by Architect.
g.
Finish and Color; Concealed Surface: Color as indicated on the Drawings.
h.
Finish System:
 
** NOTE TO SPECIFIER ** The 1.0 mil (0.025 mm) two coat system (Solid color) is most commonly used. The 1.0 mil (0.025 mm) Mica color coat and the 1.5 mil (0.038 mm) Metallic color coat systems are chosen if premium colors are desired. Use the 2.4 mil (0.061 mm) three coat system if a harsh environment is anticipated (such as industrial facilities or in coastal regions). The paint fluoropolymer (PVDF) systems will receive the 20 year finish warranty. Delete finish options below not required.
 
1)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Solid color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
2)
Two Coat Fluoropolymer (PVDF): 1.0 mil (0.025 mm) Mica color coat.
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
3)
Three Coat Fluoropolymer (PVDF): 1.5 mil (0.038 mm) Metallic color coat
a)
Primer: 0.2 mil (0.0051 mm).
b)
Kynar 500 (70 percent): 0.8 mil (00.0203 mm).
c)
Clear Coat: 0.5 mil (0.0127 mm).
4)
Three Coat Fluoropolymer (PVDF): 2.4 mil (0.061 mm). Solid color coat.
a)
Primer: 0.8 mil (0.0203 mm).
b)
Kynar 500 (70 percent): 0.8 mil (0.0203 mm).
c)
Clear Coat: 0.8 mil (0.0203 mm).
2.
Exposed Aluminum-Zinc Alloy-Coating; ASTM A792, Class AZ50 coating. "Galvalume" or "Zincalume" protective coating.
3.
Stainless Steel: Dull, cold rolled, IID.
4.
Stainless Steel: Bright, cold rolled, IIB.
5.
Stainless Steel: Polished directional satin, IV.
6.
Copper: Natural.
7.
Zinc: As selected by Architect from manufacturer's standard selections.
PART 3 EXECUTION
 
3.1
EXAMINATION
A.
Provide field measurements to manufacturer as required to achieve proper fit of the preformed roof panel envelope. Measurements shall be provided in a timely manner so that there is no impact to construction or manufacturing schedule.
B.
Supporting Steel: All structural supports required for installation of panels shall be by others. Support members shall be installed within the following tolerances:
1.
Plus or minus 1/8 inch in 5 feet (3 mm in 1524 mm) in any direction along plane of framing.
2.
Plus or minus 1/4 inch (6 mm) cumulative in 20 feet (6096 mm) in any direction along plane of framing.
3.
Plus or minus 1/2 inch (13 mm) from framing plane on any elevation.
4.
Plumb or level within 1/8 inch (3 mm) at all changes of transverse for pre-formed corner panel applications.
C.
Examine individual panels upon removing from the bundle; notify manufacturer of panel defects. Do not install defective panels.
3.2
PANEL INSTALLATION
A.
Installation shall be in accordance with manufacturer's installation guidelines and recommendations.
B.
Install panels plumb, level, and true-to-line to dimensions and layout indicated on approved shop drawings.
C.
Cut panels prior to installing, where indicated on shop drawings, using a power circular saw with fine tooth carbide tip blade per manufacturer's instructions. Personnel should wear respiratory and eye protection devices.
D.
Apply sealant to joints per manufacturer's recommendations and approved shop drawings.
3.3
FLASHING AND TRIM INSTALLATION
A.
Place trim and trim fasteners only as indicated per details on the approved shop drawings.
B.
Apply sealant tape at trim, per manufacturer's details and approved shop drawings, for weathertight installation.
3.4
SEALANT INSTALLATION FOR EXPOSED JOINTS
A.
Clean and prime surfaces to receive exterior exposed sealants in accordance with sealant manufacturer's recommendations.
B.
Follow sealant manufacturer's recommendations for joint width-to-depth ratio, application temperature range, size and type of backer rod, and compatibility of materials for adhesion.
C.
Direct contact between butyl and silicone sealants shall not be permitted.
3.5
FIELD QUALITY CONTROL
A.
Testing Agency: General Contractor shall engage an independent testing and inspection agency acceptable to the architect to perform field tests and inspections and to prepare reports of findings.
3.6
CLEANING AND PROTECTION
A.
Remove protective film immediately after installation.
B.
Touch-up, repair or replace metal panels and trim that have been damaged.
C.
After metal roof panel installation, clear weep holes and drainage channels of obstructions, dirt, and sealant.
END OF SECTION