Door Frame Weatherstrip Insert Type Kerf Insert Material Kerf-In Foam Insert Color White Insert Size 3/8 in Flange Material Aluminum Flange Color Silver Flange Finish Mill Flange Height 1/2 in Flange Width 7/8 in Flange Thickness 1/2 in Overall Length 3 ft x 7 ft Overall Width 1 1/4 in Stays Flexible to -40 Degrees F Projection 1/2 in Mounting Type Surface Max Door Gap 1/8 in Fire Rated 3 hr For Use With 36 in W x 84 in H Doors Hardware Included