Master your deck in one pass with Wagner's newest deck finishing tool. With its patented brush and pad, the Deckmaster pad system is a revolutionary new way to stain your deck. It applies material to the deck boards and cracks at the same time, making staining and sealing faster and easier than ever. Specificaitions: Internal gravity feed, 1/2 gallon tank, 4-1/2" sturdy aluminum pole, variable flow control, wide mouth fluid cap, Deckmaster pad system with brush for getting in to the cracks between the boards, deck groove guide. Covers 175-250 sq. ft. per fill depending on wood texture.