FRENCH profi-air electric defrosting heater 180 flat 900 W, 230 V Art. No 78312830 The unit heats the sucked-in outside air and protects the heat exchanger of the ventilation system from icing at low outside temperatures. Design in galvanized steel sheet with round air duct connection, internal pipe heating spiral and manually reversable overheating protection. how pictured without any other items or positions shown Content, condition and completeness are unchecked Function is untested