Description
DUCT CONNECTOR: Used to connect two air ducts of different diameter to create a seamless ventilation system duct..THICK & DURABLE: Manufacture with galvanized steel, high-quality surface treatment, no burrs or nicks..EASY FITTING: Outside diameter: 4.9 inch and 3.9 inch. The connection can be fastened by using montage glue, tape or steel clips..LESS MAINTENANCE: Can prevent corrosion caused by moisture, use longer, and require less maintenance..FUNCTION: Paired with exhaust fans and dust collection units to adapt them to smaller. Also suitable for tumble dryers, cooker hood or any type of exhaust system.