Wagner PaintMate Plus The Ultimate All-in-One Roller and Paint Container. From Wagner Spray Tech, the PaintMate Plus takes manual painting to an all-new level with its power trigger technology. Simply fill the container with paint and squeeze the trigger. Paint is supplied to the roller cover with the simple squeeze of a trigger. Includes: 22 oz. applicator, power trigger, 9" X 3/8" nap roller cover, spatter shield, can lid suction tube and quick-disconnect tabs. The PaintMate Plus will paint up to 80 sq. ft. on one fill and is latex and oil-based paint compatible. Make painting fast and easy while eliminating the need for messy trays and repetitive trips up and down ladders. If oil based paint is used, clean with warm, soapy water. If latex paint, clean with mineral spirits.