CBW Aluminum Threshold 4" Wide 1/2" High - 36 Inch Length (Black Anodize) 1 36 Inch

CBW Aluminum Black Anodized Threshold 4 Inch Wide 1/2 Inch Height 36 Inch Length Entrance door threshold It helps seal the opening Prevent air infiltration and heat loss Prevents dirt and grime from entering Helps to prevent insects and pests from entering Waterproof