The duct connector flange is great for connecting your tumble dryer, bathroom or kitchen exhaust fan, soilless cultivation systems, inline duct fans, range hoods, dust collection systems, or kitchen hoods to a ventilation system. It is designed to facilitate a smooth and efficient flow of air, ensuring that your appliances work effectively. It can be used with metal spiral ducts, flexible ducts, PVC pipes, etc.SpecificationColor: WhiteMaterial: Galvanized Iron SheetDiameter: 180 x 178.8 mm / 7.09 x 7.04 inch (ODxID)Overall Dimensions: 250 x 250 x 76 mm / 9.84 x 9.84 x 2.99 inch (LxWxH)Packing List: 1 Pcs x Duct Connector FlangeAdvantageThe connector is made of galvanized Iron sheet, which has good rust resistance and temperature resistance and is durable. The ducting connector plate is crafted on a smooth surface, ensuring good ventilation performance for the ducting system.InstructionEasy to install, drill screw holes on the base of the connector flange, and mount the duct connector to the wall using screws (not included). Then, attach your exhaust hose to our duct connector and secure it with a clamp and tape. Alternatively, you can weld the duct flange directly to your ventilation duct system.NOTE - Please confirm the outer diameter of the connector before placing an order.