The Salamander RP50TU pump is a 1.5 bar twin centrifugal shower pump. It features crossover technology allowing it to quietly and efficiently boost hot and cold water supplies to showers, baths, basins and toilets in negative or positive head, gravity fed installations. The Salamander RP50TU pump can be used with conventional and multi-function showers and a shower head up to 100mm. The pump includes AV couplers with isolating valves.