Laserfiche WebLink
PART 2—PRODUCTS <br /> 2.01 MANUFACTURER <br /> A. Custom-Bill Metals, 1333 Corporate Dr.,Suite 103,Irving,TX 75038 <br /> info @custombiltmetals.com <br /> B. PANEL DESIGNATION:SL-100. <br /> C. ALTERNATES:Approval of substitute systems is required prior to bid.The Architect will be <br /> the sole judge of what qualifies as an"equal"system.To be approved as an equal system, <br /> submit or respond to all items in"Quality Assurance","Performance Requirements"and <br /> "Submittal"sections of this specification.All submittals must be received in the Architect's <br /> office a minimum of ten(10)working days prior to bid. <br /> 2.02 MATERIALS <br /> A. PANELS <br /> 1. Base metal: (Choose one) <br /> a. Prefinished Zincalume/Galvalume sheet made up of 55%aluminum, 1.6%silicon, <br /> and the balance zinc,or G-90 galvanized steel in 24 gauge,or 22gauge(non- <br /> standard)as described in ASTM specification A792. <br /> b. Bare Zincalume/Galvalume conforming to ASTM A792,A250 <br /> c. Copper conforming to ASTM B370,[choose one] 16 oz.(standard),20 oz.(non- <br /> standard). <br /> d. Prefinished Aluminum made up of Alloy 3105/5005,Hardness(H14)in thickness <br /> .032 ASTM B 209.(non-standard) <br /> 2. Exterior Finish: <br /> a. Full 70%PVDF(Polyvinylidene fluoride)or Kynar 500®or Hylar®5000 or <br /> Fluropon®consisting of a baked-on 0.2 mil corrosion resistant primer and a baked- <br /> on 0.8 mil. <br /> b. Finish to have a minimum solar reflectance of 25%. <br /> c. Must meet the ENERGY STAR rating criteria for cool roofs. <br /> 3. Interior Finish: <br /> a. Primer Coat Material:Corrosion-resistant primer;primer coat dry film thickness: <br /> 0.15 mils;finish coat material:polyester paint,finish coat dry film thickness:0.35 <br /> mils.Off-white backer. <br /> b. Total Interior Dry Film Thickness:0.50 mils. <br /> 4. Color:(choose one) <br /> a. Manufacturer's standard selection of not less than 21 colors. All must meet Energy <br /> Star rating for Cool Roofs.Custom and premium colors available upon request at <br /> additional costs. <br /> 5. Configuration: <br /> a. Standing Seam:Roof panels shall consist of integral self-locking standing seams 1" <br /> high spaced 12"or 16"on center(choose one).(Other widths available as non- <br /> standard.Please contact Custom-Bilt Metals for details) <br /> b. Provide panels in full length from ridge to eave when practical. <br /> Note:A waviness commonly referred to as"oil canning"appears on flat metal surfaces.This is <br /> caused by steel mill tolerances and is a characteristic,not a defect,of panels manufactured from a <br /> light gauge metal"Oil canning"will not be accepted as cause for panel rejection. <br /> B. ACCESSORIES <br /> 1. Fasteners: <br /> a. Per manufacturer's recommendation <br /> 2. Sealant: <br /> a. Gunnable Grade Caulking:Single component polyurethane caulk or Gunnable grade <br /> butyl. <br /> b. Tape sealant:Butyl <br /> 3. Bearing Plate: <br /> a. 22 22 gauge 4"x6"galvanized coated steel bearing plate.(Where required) <br /> 10/1/2013 SL-100 CSI Guides Specifications 076100 <br />