Abuff 4" Duct Connector, Plastic Straight Pipe Flange for Heating Cooling Ventilation System(100mm)

HIGH QUALITY -- 4 inch Duct Connector is make of high quality ABS,compact and solid. SIZE -- Inner diameter: 4 inch/100 mm; Outer diameter : 6 inch/150 mm; Height: 2.4 inch/60 mm; Compatible with 4 Inch Duct tubes. 2-Pack. APPLICATION -- Perfectly suited for ducting your tumble dryer, bathroom or kitchen extractor fan, hydroponics, in-line extract fans, or cooker hood. FUNCTION -- Make the ventilation pipe connection intact, avoid air leakage, and connect to the ventilation equipment safely. EASY TO INSTALL -- Pre-bored mounting holes for easy and secure installation., Manufacturer: Abuff