5.0GPM Flow MasterPart #: 10-13329-104The Flow Master 5.0 is a five chamber positive displacement diaphragm pump that is an ideal choice for pressurizing water in a closed system such as that found in a boat or Recreational Vehicle (RV). The digital controller adjusts water flow as the demand is increased and decreased while maintaining a very smooth flow. The unique variable flow feature of the Flow Master pump allows the pump to be mounted without an accumulator tank and still maintain an even flow regardless if one or multiple taps are being used.Features:Variable speed Quiet operation Smooth flowing Pump is self-priming up to 2.5 m/8.2 ft. Digital controller turns pump on and off automatically when tap is opened and closed Dry running without damage Low power consumption Quick disconnect fittings