This premium universal twin ended pump will quietly and efficiently boost the hot and cold water supplies to showers, baths, basins, toilets and whole house appliances in a negative or positive head, gravity fed installation. For maintained pressure at higher flow rates, you need one of our Right Pump 3.0 bar shower, bathroom and whole house pumps. The centrifugal impeller means these pumps offer an extra boost to your appliances and are quiet with it too.