Products / Trap-Tee

McElroy Metal's symmetrical, mechanically seamed trapezoidal standing seam roof panel with a 2 3/4-inch rib, in 18 and 24-inch widths, for large low- slope roofs. It installs over solid deck or open framing at slopes as low as 1/4:12, with standard, super, tall and multi-span clips, and individual panels can be replaced without disturbing adjacent ones. Standard substrate is 24 gauge Galvalume finished in Kynar 500 PVDF or acrylic-coated Galvalume, in lengths up to 40 feet, with on-site forming available. McElroy lists ASTM E1592, FM 4471 and ASTM E1680/E1646 for the panel.