Uxcell 315mm Dia. Duct Connector Flange Flame Resistant PP Ring Round Plate Beige 2 Pack

The duct connector flange is widely used for connecting air ventilation pipes and air valves through plastic welding and bolted connection also can be used as a reinforcing rib for the air duct. Advantage Made of PP plastic lightweight anti-corrosion impact-resistant and heat-resistant. Instruction Method 1#: Welding the flanges at the end of pipes and connecting them by bolts. Method 2#: Only place one piece of the flange between two pipes and weld them together directly without using bolts. NOTE 1. It is recommended to use it within the temperature range of -10℃~70℃. (14℉~158℉) 2. Please confirm the size before purchasing.