The Air Curtain Range is designed for installation above doorways to reduce heat loss from buildings. They have integral switching for power selection and air circulation. Available in 3, 4.5, 6 ratings. New to the range are a compact 9kW and a stylish 3kW stainless steel model. The 6kW unit is designed to be mounted at normal height to heat wider doorways. The 9 and 12kW models are for extra tall or wide double door ways and are supplied with a remote switching controller as standard.