Preferred by professionals for their lightweight yet rugged durability, our industrial poly concrete sprayer is the ideal fit. The 3 gal poly tank has a wide mouth opening for easy filling and cleaning and a built-in pressure relief valve. Equipped with a 18 in brass wand, brass shut-off with lock on feature and metal pump handle. FKM seals and gaskets for a variety of concrete and industrial chemical applications make this sprayer ideal for the budget conscious contractor.