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Pawling Corp., Architectural Products Div. Foot Grilles, Mats, and Frames
 
         
SECTION 12485
 
         
FOOT GRILLES, MATS, AND FRAMES
 
         
          ** NOTE TO SPECIFIER ** Pawling Corporation foot grilles, mats, and frames.
.
This section is based on entrance grates and mats manufactured by Pawling Corporation, Architectural Products Division, which is located at the following address:
32 Nelson Hill Road, P.O. Box 200
Wassaic NY 12592
Te1: (800)431-3456 (U.S. and Canada)
Tel: (845) 373-9300
Fax: (800) 377-4403 (U.S. and Canada)
Fax: (845)373-7827
E-mail: sales@pawling.com
www.pawling.com
.
Pawling manufactures a wide variety of products for entrance grates and mats.
.
SECTION 12485 - FOOT GRILLES, MATS, AND FRAMES, Copyright 2003, ARCAT, Inc.
 
          PART 1GENERAL
 
          1.1SECTION INCLUDES
          ** NOTE TO SPECIFIER ** Delete items below not required for project.
 
          A.Roll-up Mats.
 
          B.Recessed Grating System.
 
          C.Modular Rubber Tile Mats.
 
          D.Rubber Mats.
 
          E.Carpet Mats.
 
          F.Cocoa Mats.
 
          G.Vinyl Link Mats.
 
          1.2RELATED SECTIONS
          ** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
          A.Section 03300 - Cast-In-Place Concrete.
 
          B.Section 06100 - Rough Carpentry.
 
          1.3REFERENCES
          ** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
          A.ASTM D 256 - Standard Test Method for Determining the Pendulum Impact Resistance of Notched Specimens of Plastics.
 
          B.ASTM D 635 - Standard Test Method for Rate of Burning and/or Extent and Time of Burning of Self-Supporting Plastics in a Horizontal Position.
 
          C.ASTM D 638 - Standard Test Method for Tensile Properties of Plastics.
 
          D.ASTM D 648 - Standard Test Method for Deflection Temperature of Plastics Under Flexural Load.
 
          E.ASTM D 696 - Standard Test Method for Coefficient of Linear Thermal Expansion of Plastics Between -30 degrees C and 30 degrees C.
 
          F.ASTM D 785 - Standard Test Method for Rockwell Hardness of Plastics and Electrical Insulating Materials.
 
          G.ASTM D 790 - Standard Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials.
 
          H.ASTM D 792 - Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement.
 
          I.ASTM D 1784 - Standard Specification for Rigid Poly (Vinyl Chloride) (PVC) Compounds and Chlorinated Poly (Vinyl Chloride) (CPVC) Compounds.
 
          J.ASTM D 1822 - Standard Test Method for Tensile-Impact Energy to Break Plastic and Electrical Insulating Materials.
 
          K.ASTM D 2240 - Standard Test Method for Rubber Property--Durometer Hardness.
 
          L.ASTM D 3884 - Standard Test Method for Abrasion Resistance of Textile Fabrics (Rotary Platform, Double-Head Method).
 
          M.ASTM E 648 - Standard Test Method for Critical Radiant Flux of Floor-Covering Systems Using a Radiant Heat Energy Source.
 
          N.NFPA 253 - Standard Method of Test for Critical Radiant Flux of Floor Covering Systems Using a Radiant Heat Energy Source.
 
          O.UL 94V - Tests for Flammability of Plastic Materials for Parts in Devices and Appliances; Underwriters Laboratories Inc.
 
          1.4SUBMITTALS
 
          A.Submit under provisions of Section 01300.
 
          B.Product Data: Manufacturer's product literature for products specified in this section.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if specifying surface installation.
 
          C.Shop Drawings: Indicate locations and dimension of recessed areas to receive products specified in this section.
 
          D.Selection Samples: For each specified product requiring color or finish selection, two sets of samples representing manufacturer's full range of available selections.
 
          E.Verification Samples: For each color or finish selected, two sets of samples indicating match to selected color or finish.
 
          F.Quality Assurance Submittals:
          1.Test Reports: Certified reports from independent testing laboratory supporting compliance of products to specified flammability requirements.
          2.Manufacturer's Instructions:
          a.Printed installation instructions for each specified product.
          b.Manufacturer's Safety Data Sheets (M.S.D.S.) for each adhesive.
 
          G.Closeout Submittals: Manufacturer's recommendations for cleaning and maintaining products specified in this section.
 
          1.5QUALITY ASSURANCE
 
          A.Qualifications:
          1.Manufacturer: Minimum five (5) years documented experience producing products specified in this section.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if all mats are loose.
          2.Installer: Minimum five (5) years documented experience installing products specified in this section, and approved by product manufacturer.
 
          1.6DELIVERY, STORAGE, AND HANDLING
 
          A.Storage and Protection:
          1.Store products of this section in manufacturer's unopened packaging until installation.
          2.Maintain dry, heated storage area for products of this section until installation of products.
          3.Do not store outside.
          ** NOTE TO SPECIFIER ** Include following Article only if specifying mats or grilles for recessed installation.
 
          1.7PROJECT/SITE CONDITIONS
 
          A.Field Measurements: Obtain field measurements of recessed areas to receive products of this section prior to order placement; include information on squareness and levelness of recess.
 
          PART 2PRODUCTS
 
          2.1MANUFACTURERS
 
          A.Acceptable Manufacturer: Pawling Corp., Architectural Products Div., which is located at: P. O. Box 200 32 Nelson Hill Rd. ; Wassaic, NY 12592; Toll Free Tel: 800-431-3456; Tel: 845-373-9300; Fax: 800-377-4403; Email: request info; Web: www.pawling.com/architectural
          ** NOTE TO SPECIFIER ** Delete one of the two following paragraphs; coordinate with Division 1 requirements.
 
          B.Requests for substitutions will be considered in accordance with provisions of Section 01600.
 
          C.Substitutions: Not permitted.
          ** NOTE TO SPECIFIER ** Delete following paragraph if substitutions not permitted.
 
          D.Supply all products specified in this section from a single manufacturer.
 
          2.2MATERIALS
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs. Use the first paragraph for Drain-Well III system.
 
          A.Aluminum Metal: Alloy 6063-T6 conforming to ASTM B 221 and FS QQ-AA-200/9C.
 
          B.Aluminum Metal: Alloy 6105-T5 conforming to ASTM B 221.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if bronze Drain-Well II system is not required.
 
          C.Bronze Metal: Alloy 385 conforming to ASTM B 455.
 
          D.Aluminum Metal: Alloy 6063-T5 conforming to ASTM B 221.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if vinyl tread inserts are not required.
 
          E.Rigid Polyvinyl Chloride (PVC): Having the following physical characteristics:
          1.Cell classification, in accordance with ASTM D 1784: 16354.
          2.Specific gravity, when tested in accordance with ASTM D 792: 1.33.
          3.Tensile strength, when tested in accordance with ASTM D 638: 6,500 pounds per square inch.
          4.Modulus of elasticity, when tested in accordance with ASTM D 638: 400,000 pounds per square inch, average.
          5.Tensile impact, when tested in accordance with ASTM D 1822: 75 foot-pounds per square inch.
          6.Flexural strength, when tested in accordance with ASTM D 790: 12,500 pounds per square inch.
          7.Flexural modulus, when tested in accordance with ASTM D 790: 400,000 pounds per square inch.
          8.Izod impact, 1/8 inch, when tested in accordance with ASTM D 256: Minimum 20.
          9.Izod impact, 1/4 inch, when tested in accordance with ASTM D 256: Minimum 15.
          10.Hardness, Shore D, when tested in accordance with ASTM D 2240: 79.
          11.Hardness, Rockwell R, when tested in accordance with ASTM D 785: 108.
          12.Deflection temperature, when tested in accordance with ASTM D 648: 162 degrees F.
          13.Coefficient of thermal expansion, when tested in accordance with ASTM D 696: 0.00004 inch per inch per degree F.
          14.Flammability, when tested in accordance with UL 94V: 0.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if nylon carpet tread inserts are not required.
 
          F.Nylon Carpeting:
          1.100 percent solution dyed nylon fiber face with 1/4 inch finish pile height, 30 oz/sq yd, with yarn unitary fusion bonded to prevent fraying, delamination, and moisture penetration
          2.Flammability: Critical radiant flux 1.00 watts per square centimeter when tested in accordance with ASTM E 648 and NFPA 253 Radiant Panel Test; Class 1 rating.
          ** NOTE TO SPECIFIER ** The following paragraph is for Maxi-Tuft tread inserts.
 
          G.Nylon Carpeting:
          1.Tufted cut pile 5/32 inch high, polyamide nylon 80 Dtex tetralobal fibers, 35 ounces per square yard weight, with 100 mil vinyl back coating.
          2.Carpet fiber weight loss maximum 1.3 percent when wear-tested in accordance with Taber Abraser method, ASTM D 3884, for 3000 cycles with H-10 wheel and 1000 gram weight.
          3.Flammability: Critical radiant flux 1.00 watts per square centimeter when tested in accordance with ASTM E 648 and NFPA 253 Radiant Panel Test; Class 1 rating.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if bristle filament tread inserts are not required.
 
          H.Polypropylene Bristle Filament Carpeting:
          1.Tufted olefin fibers, 17-240 Dtex per filament, minimum 48 ounces per square yard weight, with UV stabilizers and pigments added before fiber extrusion
          2.Double needle vee-loop construction; rubber tile backed.
          3.Flammability: Department of Commerce FF-1-70 and FF-2-70.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if Con-Dor mats are not required.
 
          I.Rubber: Having the following physical characteristics:
          1.Specific Gravity, when tested in accordance with ASTM D 792: 1.47, plus or minus 0.03.
          2.Tensile Strength, when tested in accordance with ASTM D 412: 650 psi
          3.Elongation, when tested in accordance with ASTM D 412: 550 %
          4.Durometer Shore A, when tested in accordance with ASTM D 224: 55, plus or minus 5.
          5.Tear Resistance, when tested in accordance with ASTM D 624: 75 pounds per inch.
          6.Temperature Stability Range: minus 30 degrees F to 120 degrees F.
          7.Shrinkage, after 7 days at 212 degrees F, when tested in accordance with ASTM D 1414: 2%
          8.Dielectric Strength, in accordance with MIL-M-155562: 37,000 volts.
          9.Conductivity: Non-Conductive.
          10.Flammability: Critical radiant flux 0.577 watts per square centimeter when tested in accordance with ASTM E 648 and NFPA 253 Radiant Panel Test; Class 1 rating.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if Hi-Rib mats are not required.
 
          J.Rubber: Having the following physical characteristics:
          1.Specific Gravity, when tested in accordance with ASTM D 792: 1.16, plus or minus 0.03.
          2.Tensile Strength, when tested in accordance with ASTM D 412: 1750 psi
          3.Elongation, when tested in accordance with ASTM D 412: 550%
          4.Durometer Shore A, when tested in accordance with ASTM D 224: 70, plus or minus 5.
          5.Tear Resistance, when tested in accordance with ASTM D 624: 235 pounds per inch.
          6.Compression Set, after 22 hours at 158 degrees F: 3%
          7.Brittleness, after 3 minutes at minus 40 degrees F: No cracks.
          8.Ozone Resistance, after 70 hours at 50 parts per hundred million ozone content, when tested in accordance with ASTM D 1149: No Trace.
          9.Flammability: Factory Mutual V-SS-302, and Department of Commerce FF 1-70.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if Berber mat is not required.
 
          K.Polypropylene Carpeting:
          1.Non-woven needle-punched, 100 percent solution dyed olefin fibers from Asota, 17-240 Dtex per filament, minimum 52 ounces per square yard weight, with UV stabilizers and pigments added before fiber extrusion.
          2.Double needle vee-loop construction; rubber tile backed.
          3.Carpet fiber weight loss maximum 2.7 percent when wear-tested in accordance with Taber Abraser method, ASTM D 3884, for 3000 cycles with H-10 wheel and 1000 gram weight.
          4.Flammability: Department of Commerce FF-1-70 and FF-2-70.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if Protector mat is not required.
 
          L.Polypropylene Carpeting:
          1.Non-woven needle-punched, 100 percent solution dyed olefin fibers from Asota, 17-240 Dtex per filament, minimum 52 ounces per square yard weight, with UV stabilizers and pigments added before fiber extrusion.
          2.Double needle vee-loop construction; rubber tile backed.
          3.Carpet fiber weight loss maximum 3.8 percent when wear-tested in accordance with Taber Abraser method, ASTM D 3884, for 3000 cycles with H-10 wheel and 1000 gram weight.
          4.Flammability: Department of Commerce FF-1-70 and FF-2-70.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if adhesive installation of nylon or polypropylene carpet mat is not required.
 
          M.Carpeting Adhesive: Non-flammable, and containing no toxic solvents; type recommended by manufacturer of products specified in this section.
 
          2.3ROLL-UP MATS
          ** NOTE TO SPECIFIER ** Delete mat types not required. If more than one type is required indicate where each is to be used on the drawings.
 
          A.Roll-up Mats: Rol-Dek Model EM-800.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs.
          1.Rails: Hinged aluminum, extruded profile, non-perforated; assembled at 1-7/8 inches on center.
          2.Rails: Hinged aluminum, extruded profile, perforated; assembled at 1-7/8 inches on center.
          3.Resilient pads: Continuous co-extruded vinyl support cushion secured to each rail to reduce noise and movement.
          ** NOTE TO SPECIFIER ** Delete all but one of the following paragraphs to specify tread type.
          4.Tread inserts: Corrugated aluminum (CA); extruded 1 inch wide, spaced 1-1/2 inches on center, crowned profile with four 1/8 inch flat corrugations per tread.
          5.Tread inserts: Aluminum with abrasive insert (AA); extruded 1 inch wide, spaced 1-1/2 inches on center, crowned profile with 13/16 inch abrasive mineral grit surface for slip resistance; minimum static coefficient of friction 1.14 dry, 1.20 wet.
          6.Tread inserts: Standard grade nylon carpet (SNC); inserts 1 inch wide, spaced 1-1/2 inches on center; 100 percent solution dyed nylon fiber face with 1/4 inch finish pile height, 30 oz/sq yd, with yarn unitary fusion bonded to prevent fraying, delamination, and moisture penetration; positively locked into rails.
          7.Tread inserts: Maxi-Tuft Long Wear nylon carpet (MLW); inserts 1 inch wide, spaced 1-1/2 inches on center; tufted, 5/32 inch pile, 100 percent polyamide nylon fibers with 100 mil vinyl backing; 35 oz/sq yd pile weight with 80 Dtex tetralobal fiber design, tufted at 78,000 fibers per square meter; minimum static coefficient of friction, 0.49 dry, 0.77 wet; treads positively secured into rails.
          8.Tread inserts: Bristle filament carpet (BF); inserts 1 inch wide, spaced 1-1/2 inches on center; 600 denier tufted polypropylene olefin stiff bristle carpet fibers tufted to rigid vinyl backing; minimum static coefficient of friction 0.49 dry, 0.77 wet.
          9.Tread inserts: Corrugated vinyl (RCV); rigid vinyl, 1 inch wide inserts, spaced 1-1/2 inches on center crowned profile with four 1/8 inch flat grooved corrugations per tread.
          10.Overall depth: 7/16 inch.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color combination required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          11.Colors: Selected from full range of manufacturer's standard colors.
          12.Colors:
          a.Rails: _________________.
          b.Tread Inserts: _________________.
          13.Colors: Specified in SCHEDULES Article of this section.
 
          B.Roll-up Mats: Rol-Dek Model EM-650.
          1.Rails: Aluminum, extruded profile, assembled at 1-7/8 inches on center.
          2.Hinges: Extruded vinyl, perforated continuous hinge and support cushion, positively secured between aluminum rails; slotted perforations for drainage.
          ** NOTE TO SPECIFIER ** Delete all but one of the following paragraphs to specify tread type.
          3.Tread inserts: Corrugated aluminum (CA); extruded 1 inch wide, spaced 1-1/2 inches on center, crowned profile with four 1/8 inch flat corrugations per tread.
          4.Tread inserts: Aluminum with abrasive insert (AA); extruded 1 inch wide, spaced 1-1/2 inches on center, crowned profile with 13/16 inch abrasive mineral grit surface for slip resistance; minimum static coefficient of friction 1.14 dry, 1.20 wet.
          5.Tread inserts: Standard grade nylon carpet (SNC); inserts 1 inch wide, spaced 1-1/2 inches on center; 100 percent solution dyed nylon fiber face with 1/4 inch finish pile height, 30 oz/sq yd, with yarn unitary fusion bonded to prevent fraying, delamination, and moisture penetration; positively locked into rails.
          6.Tread inserts: Maxi-Tuft Long Wear nylon carpet (MLW); inserts 1 inch wide, spaced 1-1/2 inches on center; tufted, 5/32 inch pile, 100 percent polyamide nylon fibers with 100 mil vinyl backing; 35 oz/sq yd pile weight with 80 Dtex tetralobal fiber design, tufted at 78,000 fibers per square meter; minimum static coefficient of friction, 0.49 dry, 0.77 wet; treads positively secured into rails.
          7.Tread inserts: Bristle filament carpet (BF); inserts 1 inch wide, spaced 1-1/2 inches on center; 600 denier tufted polypropylene olefin stiff bristle carpet fibers tufted to rigid vinyl backing; minimum static coefficient of friction 0.49 dry, 0.77 wet.
          8.Tread inserts: Corrugated vinyl (RCV); rigid vinyl, 1 inch wide inserts, spaced 1-1/2 inches on center crowned profile with four 1/8 inch flat grooved corrugations per tread; flexible slip-resistant surface over rigid shrink resistant base.
          9.Overall depth: 5/8 inch.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color combination required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          10.Colors: Selected from full range of manufacturer's standard colors.
          11.Colors:
          a.Rails: _________________.
          b.Tread Inserts: _________________.
          12.Colors: Specified in SCHEDULES Article of this section.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if mat edging is not required. Edging is required for surface installations and is recommended for recessed installation to protect maintenance personnel from injury from exposed aluminum edges, to allow custom trimming in recessed applications, and to protect exposed tread ends in areas subject to multiple traffic directions (use square edge).
 
          C.Mat Edging: Manufacturer's standard vinyl edging as follows:
          1.Profile: Bevel.
          2.Profile: Square.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          3.Color: Selected from full range of manufacturer's standard colors.
          4.Color:_________________.
          5.Colors: Specified in SCHEDULES Article of this section.
 
          D.Mat Frame:
          1.Material: Aluminum extrusion.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs. Consult manufacturer's catalog for profiles.
          2.Style: For recessed installation.
          3.Style: For surface-mounted installation without nosing.
          4.Profile: _________.
          ** NOTE TO SPECIFIER ** Determine method of finish selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one finish required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          5.Finish: Selected from full range of manufacturer's standard colors.
          6.Finish: _________________.
          7.Finish: Specified in SCHEDULES Article of this section.
 
          2.4RECESSED GRATING SYSTEM
          ** NOTE TO SPECIFIER ** Delete mat types not required. If more than one type is required indicate where each is to be used on the drawings.
 
          A.Recessed Grating System: Drain-Well II RG-200.
          ** NOTE TO SPECIFIER ** Select either aluminum or bronze; the first three paragraphs below are for aluminum.
          1.Rails: Aluminum, extruded profile.
          2.Treads: Aluminum, extruded profile, mill-finish, 0.80 inch wide, with six (6) 0.031 inch wide shallow radiused corrugations for slip resistance; spaced across rails at 3/16 inch apart.
          3.Grating Frame: Manufacturer's standard mill-finish extruded aluminum profile.
          ** NOTE TO SPECIFIER ** The following three paragraphs are for bronze.
          4.Rails: Solid bronze profile.
          5.Treads: Solid bronze profile, 0.80 inch wide, with six (6) 0.031 inch wide shallow radiused corrugations for slip resistance; spaced across rails at 3/16 inch apart.
          6.Overall depth: 13/16 inch.
          7.Grating Frame: Manufacturer's standard bronze profile.
 
          B.Recessed Grating System: Drain-Well III.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs.
          1.Grid: RG-300; aluminum, extruded profile, mill-finish, with supports spaced 12 inches on center for maximum deflection of 0.080 inch with 1000 pound uniform load, assembled with vibration resistant aircraft industry fasteners; snap-fit assembly not permitted.
          2.Grid: RG-400; aluminum, extruded profile, mill-finish, with supports spaced 6 inches on center for maximum deflection of 0.058 inch with 1000 pound uniform load, assembled with aircraft industry fasteners; snap-fit assembly not permitted.
          3.Rails: Closed tubular design, mill finish aluminum.
          4.Resilient Pads: Dual durometer vinyl coextrusions, 1.3 inch wide, continuous, attached to supports on underside of rail to reduce movement and noise.
          ** NOTE TO SPECIFIER ** Delete all but one of the following paragraphs to specify tread type.
          5.Tread inserts: Corrugated aluminum (CA); extruded 1 inch wide, spaced 1-1/2 inches on center, crowned profile with four 1/8 inch flat corrugations per tread.
          6.Tread inserts: Aluminum with abrasive insert (AA); extruded 1 inch wide, spaced 1-1/2 inches on center, crowned profile with 13/16 inch abrasive mineral grit surface for slip resistance; minimum static coefficient of friction 1.14 dry, 1.20 wet.
          7.Tread inserts: Standard grade nylon carpet (SNC); inserts 1 inch wide, spaced 1-1/2 inches on center; 100 percent solution dyed nylon fiber face with 1/4 inch finish pile height, 30 oz/sq yd, with yarn unitary fusion bonded to prevent fraying, delamination, and moisture penetration; positively locked into rails.
          8.Tread inserts: Maxi-Tuft Long Wear nylon carpet (MLW); inserts 1 inch wide, spaced 1-1/2 inches on center; tufted, 5/32 inch pile, 100 percent polyamide nylon fibers with 100 mil vinyl backing; 35 oz/sq yd pile weight with 80 Dtex tetralobal fiber design, tufted at 78,000 fibers per square meter; minimum static coefficient of friction, 0.49 dry, 0.77 wet; treads positively secured into rails.
          9.Tread inserts: Bristle filament carpet (BF); inserts 1 inch wide, spaced 1-1/2 inches on center; 600 denier tufted polypropylene olefin stiff bristle carpet fibers tufted to rigid vinyl backing; minimum static coefficient of friction 0.49 dry, 0.77 wet.
          10.Tread inserts: Corrugated vinyl (RCV); rigid vinyl, 1 inch wide inserts, spaced 1-1/2 inches on center crowned profile with four 1/8 inch flat grooved corrugations per tread; flexible slip-resistant surface over rigid shrink resistant base.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3. Delete all three paragraphs if specifying Corrugated aluminum tread insert or aluminum with abrasive insert tread insert.
          11.Color: Selected from full range of manufacturer's standard colors.
          12.Color: _________________.
          13.Color: Specified in SCHEDULES Article of this section.
          14.Grating Frame: Aluminum extrusion; finish: ________________.
 
          2.5MATS
          ** NOTE TO SPECIFIER ** Delete mat types not required. If more than one type is required indicate where each is to be used on the drawings.
 
          A.Modular Rubber Tile Mats: Con-Dor patented system.
          1.Product Description: Modular tile with beveled edges, 12 inches square by 5/8 inch thick, molded of weather-resistant SBR rubber, with concealed interlocking system, interconnecting grooves for water run-off, and projections on underside of tile for air circulation and water evaporation; minimum static coefficient of friction 1.04 dry, 1.20 wet.
          2.Product Description: Modular tile with beveled edges, 12 inches square by 5/8 inch thick, molded of weather-resistant SBR rubber, with concealed interlocking system, interconnecting grooves for water run-off, and projections on underside of tile for air circulation and water evaporation; nominal weight 3.4 pounds each tile; minimum static coefficient of friction 1.04 dry, 1.20 wet.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs.
          3.Surface: CD-200; cube pattern of 7/16 inch square by 1/16 inch high cubes spaced 3/4 inch on center each way.
          4.Surface: CD-300; flat-top pyramid pattern of 3/8 inch square by 1/16 inch high truncated pyramids spaced 1/2 inch on center each way.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          5.Color: Selected from full range of manufacturer's standard colors.
          6.Color: _________________.
          7.Color: Specified in SCHEDULES Article of this section.
 
          B.Rubber Mats: Hi-Rib EM-200 Mat.
          1.Product Description: Molded of weather-resistant SBR rubber, overall thickness 7/16 inch, having 1/4 inch deep vee-shaped corrugations spaced 9/16 inch on center on one side, and alternating 3/16 inch deep and 3/32 inch deep alternating corrugations on reverse side; nominal weight 2.2 pounds per square foot; minimum static coefficient of friction 0.97 dry, 1.02 wet.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          2.Color: Selected from full range of manufacturer's standard colors.
          3.Color: _________________.
          4.Color: Specified in SCHEDULES Article of this section.
 
          C.Carpet Mats: Maxi-Tuft Long Wear Carpet Mat.
          1.Product Description: Nylon carpet mat; nominal weight 0.65 pounds per square foot; minimum static coefficient of friction 0.63 dry, 1.12 wet.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if not required.
          2.Nosings: Supply continuous nosing for cut edges of carpet.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          3.Color: Selected from full range of manufacturer's standard colors.
          4.Color: _________________.
          5.Color: Specified in SCHEDULES Article of this section.
 
          D.Carpet Mats: Berber Mat.
          1.Product Description: Polypropylene carpet mat; nominal weight 0.75 pounds per square foot; minimum static coefficient of friction 0.53 dry, 0.96 wet.
          2.Roll Dimensions: 6 feet 6 inches wide or 13 feet 2 inches by maximum 50 feet length.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs, or both if not required.
          3.Nosings: Supply hot melt bevel edge for cut edges of carpet.
          4.Nosings: Heavy duty factory applied sewn on vinyl nosing.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          5.Color: Selected from full range of manufacturer's standard colors.
          6.Color: _________________.
          7.Color: Specified in SCHEDULES Article of this section.
 
          E.Carpet Mats: Protector Mat.
          1.Product Description: Polypropylene carpet mat; nominal weight 0.75 pounds per square foot; minimum static coefficient of friction 0.53 dry, 0.96 wet.
          2.Roll Dimensions: 6 feet 6 inches wide or 13 feet 2 inches by maximum 50 feet length.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs, or both if not required.
          3.Nosings: Supply hot melt bevel edge for cut edges of carpet.
          4.Nosings: Heavy duty factory applied sewn on vinyl nosing.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          5.Color: Selected from full range of manufacturer's standard colors.
          6.Color: _________________.
          7.Color: Specified in SCHEDULES Article of this section.
 
          F.Cocoa Mats:
          1.Product Description: Natural cocoa fiber yarn carpet mat with solid vinyl backing, carpet fiber weight loss maximum 3.12 percent when wear-tested in accordance with Taber Abraser method; minimum static coefficient of friction 0.75 dry, 1.09 wet.
          2.Flammability: Department of Commerce FF-1-70 and FF-2-70; flame spread 75, smoke developed 230, when tested in accordance with ASTM E 84.
          ** NOTE TO SPECIFIER ** Retain following paragraph specifying thickness required.
          3.Thickness: 5/8 inch; nominal weight 1.75 pounds per square foot.
          4.Thickness: 3/4 inch; nominal weight 2.0 pounds per square foot.
          5.Thickness: 1 inch; nominal weight 2.5 pounds per square foot.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if not required.
          6.Nosings: Supply continuous vinyl nosing for cut edges of carpet.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          7.Color: Selected from full range of manufacturer's standard colors.
          8.Color: _________________.
          9.Color: Specified in SCHEDULES Article of this section.
 
          G.Vinyl Link Mats: Parco-Link Mat.
          1.Product Description: Polyvinyl chloride link mat, consisting of PVC links 1/2 inch wide by 2 inches long by 7/16 inch thick with 10 wiping blades 1/16 inch deep on each side, and framework of 0.105 inch galvanized HDMB spring wire; maximum aperture between links 1/8 inch by 1/2 inch; nominal weight 2.5 pounds per square foot; minimum static coefficient of friction 0.67 dry, 0.89 wet.
          2.Flammability: Critical radiant flux 0.45 - 0.54 watts per square centimeter when tested in accordance with ASTM E 648 and NFPA 253 Radiant Panel Test; Class 1 rating.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs.
          3.Nosings: Square profile 2 inches wide by 7/16 inch deep at perimeter of mat; approach nosing reinforced with concealed spring steel bar, for recessed applications.
          4.Nosings: Beveled profile 2 inches wide by 7/16 inch deep at perimeter of mat, for surface applications.
          ** NOTE TO SPECIFIER ** Determine method of color selection; retain one of following three paragraphs. Coordinate selection method with requirements for Samples in SUBMITTALS Article of Part 1. If more than one color required, retain third paragraph below and coordinate with SCHEDULES Article of Part 3.
          5.Color: Selected from full range of manufacturer's standard colors.
          6.Color: _________________.
          7.Color: Specified in SCHEDULES Article of this section.
 
          PART 3EXECUTION
          Delete the following article if recessed installation is not required.
 
          3.1PREPARATION
 
          A.Verification of Conditions: Recesses to receive products of this section are correct size, are within square tolerances and level tolerances.
 
          B.Surface Preparation: Remove debris from recesses to receive frames; sweep recesses clean.
 
          3.2INSTALLATION
 
          A.Install specified products in accordance with shop drawings and manufacturer's printed installation instructions.
          ** NOTE TO SPECIFIER ** Delete the following schedule if all colors are specified above or on drawings.
 
          3.3SCHEDULES
 
          A.Location: _____________.
          1.Product: ______________.
          2.Color: ________________.
          3.Size: Indicated on drawings.
 
         
END OF SECTION