Door Frame Weatherstrip Insert Type Brush Insert Material Nylon Brush Insert Color Gray Insert Size 3/8 in Flange Material Aluminum Flange Color Gray Flange Finish Mill Flange Height 3/4 in Flange Width 1/4 in Overall Length 9 ft Overall Width 1 1/8 in Stays Flexible to -40 to 400 Degrees F Projection 1/4 in Mounting Type Fastened by Screws Fire Rated 3 hr For Use With Wood and Metal Frames and Doors Includes #6 x 5/8 in Stainless Steel Sheet Metal Screws Hardware Included