Carlisle’s InsulFast Insulation Fastener is a #12 fastener used in conjunction with Carlisle’s 3" (76 mm) Insulation Plate for insulation attachment in Sure-Seal®, Sure-White®, Sure-Flex™, and Sure-Weld®mechanically fastened and fully adhered roofi ng systems. InsulFast Insulation Fasteners are compatible with wood (minimum 15/32" [12 mm] CDX plywood) and steel decks (22-gauge [0.76 mm] or heavier). Available in lengths from 1 5/8" (41mm) to 8" (203 mm), the InsulFast Insulation Fastener features a buttress thread design for high pull-out and back-out resistance and a drill point for quick deck penetration.