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E. Shape and Size�:As indicated. <br /> F. Glazing�:Thermo formed acrylic. <br /> l. Sheet Thicknesses: Provide glazing plastic sheet thickness required for 40 lb per sq. ft. <br /> negative or uplift(internal)loading as recommended by the Sky light manufacturer for unit <br /> size and shape. <br /> 2. Profile: Single pyramid,30 degree slope. <br /> a.Color: Colorless,transpazent acrylic,92 percent visible light transmittance. <br /> 3. Profile: Double pyramid,30degreeslope. <br /> a.Outer Glazing Color:Colorless,transparent acrylic,92 percent visible light transmittance. <br /> b.Inner Glazing Color:Colorless,transparent acrylic,92percent visible light transmittance. <br /> 4. Glazing Gaskets:Manufacturers's standard glazing system of EPDM or neoprene,close-cell <br /> sponge neoprene, or EPDM, or of partially wlcanized butyl tape or liquid- applied <br /> elastomeric sealant. <br /> G. 46"x 46"curb mounted,clear colorless acrylic plastic(CC),pyramid Sky light with double glazing <br /> (thermally broken). Frame and other colors to be selected by Architect. <br /> H. Aluminum Sheets:ASTM B 209 for Alclad alloy 3005-H25 or alloy and temper required to suit <br /> forming operations and finish requirements. Mill finish unless otherwise indicated. <br /> I. Extruded aluminum:ASTM B221 alloy <br /> 2.3 GLAZING GASKETS <br /> Sealants. <br /> 1. EPDM,ASTM C 864. <br /> 2. Silicone,ASTM C 1115. <br /> � 3. Thermoplastic polyolefm rubber,ASTM C 1115. <br /> 4. Any material indicated above. <br /> A. Manufacturers: Subject to compliance with requirements. <br /> l. Lock-Strip Gaskets: <br /> 2. Preformed Gaskets: <br /> a. Advanced Elastomer Systems,L.P. <br /> b. Tremco,Inc. <br /> 2.4 MISCELLANEOUS GLAZING MATER�ALS <br /> A. General: Provide products of material,size,and shape complying with referenced glazing standard, <br /> requirements of manufacturers of acrylic and other glazing materials involved for glazing application <br /> indicated,and with a proven record of compatibility with surfaces contacted in installation. <br /> B. Cleaners,Primers and Sealers: Type recommended by sealant or gasket manufacturer. <br /> PART 3-EXECUTION <br /> 3.1 INSTAI.LATION <br /> A General:Comply with manufacture's instructions and recommendations.Coordinaie with installation <br /> of roof deck and other substrates to receive Sky light units.Coordinate with installation of vapor bazriers, <br /> roof insulation,roofing,and flashing as required to assure that each element of the work performs properly <br /> Page 3 of 4 <br />