4 Inch Duct Connector Flange, Metal Straight Pipe Exhaust Hose Flange with Clamp for Heating Cooling Ventilation HVAC System Hinges With Holes High precision machine process provides

High precision machine process provides the most steady and smooth gear mechanism and work experiences

Can be mounted in line or at a take-off point easily with the 1/4 BSP diameter threaded hole design

Air compressors

* Perfect replacement for home or office chairs that have hard

4 Inch Duct Connector Flange, Metal Straight Pipe Exhaust Hose Flange with Clamp for Heating Cooling Ventilation HVAC System Hinges With Holes High precision machine process providesDuct flanges are widely used for air ventilation systems in home, kitchen, bathroom, garage and factory etc. Specification Color: Grey Material: Galvanized Iron, Stainless Steel Interface Outer Diameter: 95 mm 3. 7 inch Diagonal Mounting Hole Distance: 108 mm 4. 3 inch Distance Between Adjacent Mounting Holes: 53 mm 2. 1 inch Base Outer Diameter: 119 mm 4. 7 inch Packing List: 1 x Duct Connector, 1 x Stainless Steel Clamp Advantages 1. The connector