Rule 800 GPH Shower Drain SystemThe Rule Shower Drain System provides the ultimate pumping performance, keeping your boat clear of nuisance water. Rule's series of automatic shower and sink drain systems are tested to the highest standards to provide better efficiency for the toughest applications. This shower drain system features a powerful, high capacity pump to cope with incoming grey water. This system is also equipped with back flow prevention, reducing the amount of water that can siphon back to the shower box.Rule shower drain systems have been designed to meet the needs of installers and end users. As well as reliable, fully automatic operation, the new Rule shower box is simple to install, has a sealed clip-on lid to prevent unwanted water splash and is fully serviceable without the need for any tools.Features: Powerful 800 GPH capacity; Sealed polycarbonate lid; Fast fix system; Threaded port fittings; Simple installation; Back flow prevention; Specifications: Nominal GPH: 800; Volts: 12 DC; Amps: 2.9 (12V) 3.5 (13.6V); Discharge Hose Diameter: 3/4"; Fuse Size: 5 A; Dimensions: Click to Download Rule Shower Drain System Instructions