CBW Black anodized aluminum waterproof door threshold 4 inch Wide 1/2 inch Height - 48 inch Length

CBW Black Anodized Aluminum Threshold 4" Wide 1/2" High - 48 Inch Length. Top Quality Aluminum Anodized Threshold Suitable for standard doors, and use in exterior or interior openings. HELPS TO SEAL THE OPENING TO PREVENT AIR INFILTRATION AND HEAT LOSS. PREVENTS DIRT AND GRIME FROM ENTERING HELPS TO PREVENT INSECTS AND PESTS FROM ENTERING