TESY Over Counter COMPACT Hot Water The TESY Compact over counter instant hot water heater offers highly efficient electric hot water heating for instant hot water. Low volume and compact in size. Suitable for installation in small and narrow spaces close to the point of use of domestic hot water. The Compact Over Counter water heater holds 15 litres of pre heated water to ensure that hot water is available when you need it. Ideally suited to washrooms, caravan, motor-home, boat, kitchen, bathroom, tack room etc etc. The desired temperature of the water can easily be adjusted and selected by turning the temperature control dial on the front of the appliance. Designed to be connected directly to the mains cold water supply, the TESY hot water cylinder provide fast and efficient hot water with low energy consumption and simple installation. Simply connect the compact appliance to a mains cold water supply on the inwards feed connection and connect the hot water pipework to the outwards feed connection. Both connections are 15mm connect to a 16 amp fused spur and it will provide hot water.