Description: Multi-stage reducer for ventilation ducts. Made of good quality plastic to ensure its durability. Used for connecting air ducts of different diameters. Directly connected to circular air duct. Features: Couplers, Adapters, Couplers, Fittings, Tube Extenders, Hose Connectors, Round, Round Vent Styles. Specification: Material: plastic Size: 120/150/160mm Color:white color Type: 120/150/160mm Qty:2pcs Package contents: 2pcs Fan Pipe.
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