A type-approved flexible duct that is approx. 1m in packaging, 4m in extended position and with a diameter of 125mm. The duct IM-EI15 can be used as a direct connection on the kitchen hood and way up for connection to the hood on the ceiling. The approval means that it meets the current requirements. The installation will be simple, safe and reliable. Flexible IM channel IM-EI15 consists of an inner channel of aluminumlaminate, thermally insulated with glass wool and an outer channel of aluminumlaminate. The thermal insulation is adapted to prevent condensation and minimize heat and cooling losses. Bending radius 1 x Ø + 50 mm