The Single Stack Water System is a fully assembled water pressure set which makes installation of water pressure systems simple. The system consists of a PAR-Max 4.0 Pump, strainer and pre-pressurized accumulator tank. Serves four or more outlets. Self-priming up to 10'Run-dry abilitySmooth, even flowThermal overload protectionComplies with ISO 8846 MARINE (Ignition Protection)Connections for 3/4" hose tail