Work up to 20% faster with washer and squeegee in one. Features water wells with high water retention. Wash, flip over and squeegee using hand or pole. Quick spring release for easy blade change. Comes complete with "S" Channel with Unger soft rubber blade and can also be used with Brass Channels. Heads can be offset to clean over ledges. No assembly required. Attaches to all Unger poles with a press fit.