uxcell 12Inch Duct Connector Flange ABS Plastic Air Outlet Inlet Hose Pipe Adaptor for Ventilation Equipment

[Specification]: Mounting Hole Centre Distance: 295mm / 11.61 Inch; Mounting Hole Diameter: 4.8mm / 0.19 Inch; Total Size: 315x315x50mm / 12.4*12.4*1.97 Inch. [Resistance]: It also have good resistance of acid and alkali. But it is recommended to add aluminum foil to the surface of the duct connector yourself. So it can avoid overheating and causing our duct connector to deform and melt.. [Connection design]: A design with thinner top and thicker bottom can make this vent much convenient to connect.. [Internal arc design]: Internal arc design can reduce wind resistance.. [Application]: Widely used on bathroom or kitchen extractor fan, In-line extract fans or cooker hood