IP33 roof exhaust unit, made of sheet steel. Degree of protection: IP33 according to EN 60529 standard. Standard color: RAL 7035, other colors on request. Fixing system with 4 M6X30 pins. Fixing range: any. Storage temperature: from -20 ° C to + 60 ° C. Two-component gasket laid by automatic machine. Thermal protection of the motor. Electrical connection by means of pre-wired cable 3G0,75mmq. Weight 12 Kg.