Products / Cor Span

Cor Span is an exposed-fastener corrugated steel roof panel with 32 inch coverage and 7/8 inch deep corrugations, in 26 and 24 gauge, with lengths up to 40 feet. It is made from Grade 80/D steel per ASTM A792 and is offered in Galvalume and Ceram-A-Star 1050 stock colours, with Kynar by special order. The maker lists a 1:12 minimum recommended slope, #10-12 x 2 inch hex-washer-head exposed fasteners, and performance testing to UL 580-94 and UL 1897-98 in accordance with the Florida Building Code 2004. It is for open framing or solid substrates, recommended over 5/8 inch plywood decking with a 30-pound felt moisture barrier.