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Orange County Solid Waste <br />Scalehouse Building 07 41 13 -10 METAL ROOF PANELS <br />c.Provide factory applied coating on the exposed fastener head and <br />washer to match metal roof system color. <br />d.Provide neoprene-backed washers for exposed fasteners. <br />e.Position and space exposed fasteners in a true vertical and horizontal <br />alignment. Use proper torque settings to obtain controlled uniform <br />compression for a positive seal without rupturing the neoprene washer. <br />2.Exposed Fasteners: <br />a.Metal to wood:#12 stainless steel long life fastener,5/16 inch HWH with <br />bonded EPDM washer,factory painted head and washer to match metal <br />color and length to penetrate substrate a minimum of 1-1/2 inches. <br />b.Metal to sheet metal:1/4-14 x 7/8 inch long life fastener,corrosion <br />resistant,self-drilling point,self-tapping,stainless steel 5/16"HWH with <br />EPDM sealing washer;factory painted head and washer to match <br />adjacent metal color. <br />c.Metal to light gauge steel:#12-14 x 1-1/4 inch long life fastener, <br />corrosion resistant,self-drilling point,self-tapping,stainless steel 5/16" <br />HWH with EPDM sealing washer;factory painted head and washer to <br />match adjacent metal color. <br />3.Concealed Fasteners: <br />a.Metal to wood:#10-13 GP,302 stainless steel,low profile pancake head <br />with length to penetrate substrate a minimum of 1 inch. <br />b.Metal to light gauge steel:#12-14 x 1-1/4 inch DP3 corrosion resistant <br />low-profile pancake head of length as required for three threads to <br />penetrate steel substrate. <br />4.Light Gauge Framing Fasteners: <br />a.Slotted Rake Angle to Light Gauge Framing:1/4-14 x 1-1/4 inch <br />Shoulder Screw <br />b.Light Gauge Framing to Light Gauge Framing:#12-14 x 1 inch DP3,5/16 <br />inch HWH,self-drilling,carbon steel with corrosion resistant coating. <br />1)Blazer Self-Drilling Fastener <br />2)ITW Buildex #12-14 Tek 3 <br />3)SFS #12-14 Impax SD3 <br />c.Light Gauge Framing to Wood:#14-13 DP1,pancake head,self-drilling, <br />carbon steel with epoxy coating,length to penetration wood a minimum <br />of 1 inch. <br />1)Sentry Plus Five Roofing Screw <br />2)Concealor Pancake Head Screws <br />Docusign Envelope ID: FA2D0569-6BCE-4E38-B3EE-9B3EFD09A753