PATIKIL 2pcs 8-Inch to 4-Inch Duct Reducer Connector Heating Cooling Ventilation Tube Fire-resistant Increaser Adapter Pipe Fitting for Vent Grey 200x110mm ID

Make of durable PP material, lightweight, waterproof, moisture resistant and wear-resistant, fire-resistant and pressure resistance.

The reducer design can make the ventilation more smooth within two different size of the pipes.

Meeting your various DIY pipe decoration needs.

This duct pipe reducer connector is used to connect the pipes of equipment such as bathroom fans, range hoods and dust collectors to the ventilation duct system, you can connect two air ducts of different diameters to create a seamless ventilation system duct.

Please choose the right size according to your needs and note that they can be used in the temperature range of - 10 ℃ to 70 ℃.