UltraTech 4000 Ultra-Ever Dry Bottom Coat, 1 Quart, Translucent White Bottom coat of two-part Ultra-Ever Dry coating to help repel water and oil from coated surfaces, protecting against corrosion caused by moisture and keeping coated surfaces dry, clean, and free of ice Adheres to many surfaces, creating base layer to which Ultra-Ever Dry Top Coat (sold separately) bonds Must be applied with Ultra-Ever Dry Top Coat and according to instructions to be effective Two-part coating is non-flammable after application and suitable for indoor and outdoor use Two-part coating adds a translucent white color and matte finish to coated surfaces