Products / Diamond Rib

Diamond Rib is an exposed-fastener steel panel with 3/4 inch fluted ribs for roofing, cladding and liner use. Diamond Rib 36 has 36 inch coverage in 24 and 26 gauge; Diamond Rib 30 has 30 inch coverage in 26 and 28 gauge, in select colours, and is made in eastern Canada. Westman Steel gives a minimum roof pitch of 3:12. Its data sheets list ASTM A792, ASTM A653, CSA S136, CSSBI 20M-17 and CSSBI S8-2008.