2Pcs 6" to 4" Duct Reducer Ducting Airflow Tube Increaser Adapter Pipe Fitting Tube Expanders Small seam holes are distributed

Small seam holes are distributed on both sides and are dense to help the fabric adhere securely to the frame

Material: Polypropylene Film

Product Name: Hex Standoff Spacer

range hood fan

door locks and many other applications

2Pcs 6" to 4" Duct Reducer Ducting Airflow Tube Increaser Adapter Pipe Fitting Tube Expanders Small seam holes are distributedThis 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. Suitable in home, offices, kitchen, factory or apartments. Specification Color: White Material: ABS Height: 110 mm 4. 33 inch Inner Diameter: 150 x 94 mm 5. 91 x 3. 7 inch (Big*Small) Outer