Products / SL175 Panel

SL175 is an architectural and structural snap-lock standing seam steel roof panel with a 1.75 inch seam and hidden clips, for roofs, mansards and fascia over solid substrates or open purlins. It offers 14 inch coverage in 26 gauge and 15, 16 or 18 inch coverage in 24 gauge, with 22 gauge available, and a minimum slope of 2:12. MPI lists it as qualified for its weathertight warranty when ordered with factory-applied sealant. MPI's UL certification sheet lists UL 580 Class 90, UL 2218 Class IV impact, ASTM E108/UL 790 Class A fire, ASTM E1592 compliance, and air leakage of 0.0036 cfm/ft2 at 6.24 psf.