Created with a unique over-molded single-piece diaphragm, assuring long life and top performance in all deck wash down plumbing systems. Designed as the next legendary pump to exceed the expectations of our customers, the BLASTER™ II Series pumps are designed for the toughest marine wash down applications. SHURFLO®'s quality reputation has been built on the reliability and dependability of every pump we build. The BLASTER™ II Series wash down automatic demand pumps are thermally protected and can run dry without damage. Fittings and nozzle included. Ignition protected.