Dutypoint Quantum single pump pressurisation unit complete with 18 litre polyethylene water tank, floor-mounted steel enclosure, pump inlet strainer, pump non return valve, WRAS approved float valve, 22mm overflow and type AB air gap (BS 13077 compliant), pressure transducer, intelligent control system with LCD display. The unit has a system fill mode, system leak detection, adjustable differential and volt free contacts for pump run, pump fail/trip, low pressure, high pressure, excess starts, low water (all normally open) and boiler interlock (normally closed.)