Fire Door Gap Seal, Overall Length 96 in, Overall Width 1 7/16 in, Overall Height 3/8 in, Color Gray, Flange Material Aluminum, Flange Thickness 1/16 in, Flange Width 1 7/16 in, For Use With Fire Doors, Includes #10 x 1 in Stainless Steel Sheet Metal Screws, UL Fire Rating UL10B, UL10C, Insert Color Gray, Insert Material PVC, Insert Size 3/8 in, Material Steel, Projection 3/8 in, Sold As Set, Standards ANSI/UL10B, ANSI/US10C, NFPA 252, NFPA 80, Stays Flexible to -60 Degrees F