Products / Petersen PAC-CLAD Snap-On Standing Seam

Snap-On Standing Seam is a 1 inch snap-together standing seam panel for roofing, mansard and fascia work, installed over waterproofed solid decking (5/8 inch plywood, nailboard insulation or equal) on a 3:12 minimum pitch and fastened with Petersen non-penetrating clips at 18 inch centers maximum. The product page prints factory roll-forming in continuous lengths from 4 to 35 feet, 24 gauge steel and .032 aluminum with Galvalume Plus available, smooth or pencil-rib pans, curving to a concave or convex radius as tight as 9 feet for barrel vaults, and a 35-year non-prorated finish warranty. Its testing section links UL listings under UL 263 and UL 790 and a Florida approval, and labels an air and water test document with a designation printed without its ASTM letter prefix.