Cartridge Bilge Pumps 500 GPHFor 500 GPH, we have improved the design with easy-to-install Dura-Port discharge ports to eliminate stress cracking caused by over-tightened hose clamps. The pumps are delivered including both a straight and a 90 degree smooth elbow Dura-Port as well as a removable chec...

(Not for use with salt water aquariums or copper corroding substances)