Primer FRPNZ 500 Series diaphragm primers provide rapid, reliable pump priming and are strong, simple and positive in action.
Waterous Drain Valves The Waterous drain valve is made of stainless steel and a bronze body and allows for simultaneous draining of eight lines!
Waterous Overheat Protection Manager (OPM) The Waterous Overheat Protection Manager (OPM) acts as a safety device by releasing water from the discharge side of the pump to the ground or back to a water tank once the internal pump water temperature reaches 140°F (60°C).