Our heavy-duty washdown kit. The best choice for cleaning boats, fish boxes, anchor wells, dinghies, and other similar applications. This pump boasts a huge 5 GPM capacity. This pump has an on-demand switch, so the pump automatically turns on when you squeeze the spray?gun handle. With 70 PSI cutoff, this has the pressure to get rid of stubborn debris. Suitable for fresh and saltwater applications. Seaflo SFWP2-050-070-51.