Heat-Recovery system (storage tank 1000ltr with internal heat exchanger) -for drinking water -function Qü = ca. 7 kW (inox-screw-heat exchanger-activity 7 kW) - refrigerant- access/discharge 77°C / 50°C - drinking water- access/discharge 40°C / 50°C (complete from 10°C to 50°C- at small drinking water-need is the gotten energy automatic for heating transfer) -for heating-function Qc = 31 kW + 9 kW =40kW Energy buffer storage 1000/800 volume: 1.000 ltr diameter: 800 mm diameter with insulation: 960 mm storage height: 2.290 mm total height: 2.590 mm