Door Sweep, Door Sweep Type Brush, Flange Material Aluminum, Flange Height 3/4 in, Insert Size 1/2 in, Projection 1/4 in, Length 3 ft, Insert Material Nylon Brush, Insert Color Black, Includes #6 x 3/4 in Stainless Steel Sheet Metal Screws, Standards ANSI/BHMA A156.22, ANSI/UL10B, ANSI/UL10C (Catgory H), ANSI/UL1784, CAN4/ULC-S104