National Guard Saddle Threshold,Fluted Top,3 ft. L 424E-36"

Door Threshold, Surface Type Fluted Top, Mill Finish, Color Silver, Width 4 in, Height 1/2 in, Length 3 ft, Fits Door Width 36 in, Thickness 0.109 in, Material Aluminum, Standards ANSI/BHMA A156.21, ANSI/BHMA, CAN/ULC S104, IBC, ICC/ANSI A117.1, NFPA 252, NFPA 80, UL Listed, Yes, Includes #10 x 1-1/2 in FH Zinc Wood Screws, UL Fire Rating UL10B, UL10C