Designed to guard exterior wood from water and sun damage, this Flood 5 Gal. Clear CWF-UV Oil Based Exterior Wood Finish provides maximum protection. The 5 Gal. size can cover up to 750 sq. ft. It is fortified with Penetrol which deeply penetrates wood and has transparent iron oxides to absorb and block sun rays. This finish dries in as little as 30 minutes.