Firestone UNA-CLAD PVDF Coated Galvanized Steel Architectural Sheet and Coil is AISI-G90 extra smooth, minimum spangle, tension leveled, hot-dipped galvanized steel that is primed & coated on one side with UNA-CLAD full strength Hylar 5000/Kynar 500 (contains a minimum of 70% Hylar/Kynar polyvinylidene fluoride (PVDF) resins) premium fluoropolymer coating system of total dry film thickness. An optional strippable protection film is applied for protection during fabrication and installation. This is for general sheet metal use in building applications and can be utilized for fascia soffits, panels, copings, gravel stops and roofing such as flat seam, standing seam, batten seam, and mansards. For additional protection a wash coat of dry film thickness is applied to the reverse side.