Rigorous engineering and testing helped generate this new series of Rule automatic shower and sink drain systems. Rule’s products are tested to the highest standard, providing better efficiency for the toughest applications. The new 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.Features24 voltPowerful 800 GPH High capacity pump to cope with incoming grey waterSealed poly-carbonate lid Tough impact resistant material with gasket to prevent water splashFast Fix System Lid, pump, filter and float switch can be removed and serviced without tools3/4″ dischargeThreaded Inlet Port Fittings Improves installation by offering several combinations of port fittings including 3/4″ (19mm),1″ (25mm), 1-1/8″ (29mm), straight and 90 elbow fittingsSimple Installation Easy access side rails plus additional rear bracket optionBack Flow Prevention Reduces the amount of water that can siphon back to shower boxDimensions