12" To 4" Duct Reducer Pvc Pipe Increaser Adapter" Ducting Airflow Tube

This duct pipe reducer connector is used to connect two pipes with different diameters, widely used for drain, waste, and vent (DWV) purposes. In addition, it can be used for connecting plastic ventilation ducts, and flexible vent hoses in HVAC systems. It is suitable for use in homes, offices, kitchens, factories, or apartments.SpecificationColor: WhiteMaterial: PVCHeight: 218 mm / 8.55 inchInner Diameter: 315 x 110 mm / 12.4 x 4.33 inch (Big*Small)Outer Diameter: 327 x 119 mm / 12.87 x 4.69 inch (Big*Small)Packing List: 1 Pcs x Duct Pipe Reducer ConnectorsAdvantageReliable Material - The Duct Pipe Reducer Connector is made of durable PVC material. It is lightweight, waterproof, moisture-resistant, wear-resistant, and pressure-resistant, making it not easy to deform and suitable for long-term use.Good Sealing - The smooth interior surface design can reduce ventilation resistance. The interface can connect two pipes of different sizes with a good sealing effect, meeting your various DIY pipe decoration needs.InstructionEasy to install, just connect the two ends of the connector with pipes of appropriate size.NOTE - Please choose the right size according to your needs.