This air source heat pump hot water cylinder from TESY is a reliable and efficient way to heat your water. With a capacity of 100 litres, it is ideal for larger households. The cylinder is made of aluminised steel and glass, and is white in colour. It features a rotary compressor type, modulating with inverters operation type, and a digital temperature control and display. The cylinder is wall mounted, and comes with a manual and tank. The AquaThermica Compact model has a BTU heating rating of Aqua-Termica-100-Tesy, and an energy efficiency rating of A+. This heat pump is suitable for heating water, and has a power phase of 1 phase with a voltage of 230 V.