Universal Reducer Connector Diameter 80-150 mm, Adjustable for Hose in Ventilation Systems Air Conditioner, Hose etc. Simply cut the reducer to the diameter you need

Universal reducer for aeration systems with a diameter of 80 – 100 – 120 – 125 – 150 mm. It allows to interconnect two different duct diameters. Simply cut the universal reducer to the diameter you need