Air to water and water to water heat pumps with environmentally friendly R290 refrigerant are a new energy-saving solution in the MACON range, providing the highest energy class A+++, high water outlet temperature and quiet operation. The combination of environmentally friendly R290 refrigerant and inverter technology ensures efficient heating and cooling of the home and domestic hot water even in extremely cold climates. The innovative design of the heat pump, the materials used and the technical solutions ensure quiet operation. An additional advantage of the pumps is the stylish design of the casing with its distinctive wave pattern and original panel without visible screws on the surface of the unit. R290 DC Inverter Heat Pump (KEYMARK & ...