M-D 1/4 In. x 1/2 In. x 20 Ft. Black All Purpose Silicone Gasket

The MD Building Products 1/2 In. x 20 Ft. black Silicone Door Seal Gasket is designed to keep out drafts and dust. It is not affected by mildew, fungus or UV light and remains flexible in extreme cold and hot temperatures.