Uxcell 4 Inch Duct Connector Flange Exhaust Hose Flange ABS Round Air Duct for Heating Cooling Ventilation 2 Pack

The duct connector flange is mainly used to connect duct hose to a output port through a bolted connection. Widely used on the home, kitchen, bathroom, garage, and office. Suitable for these area which need a ventilation system.

Advantage
Made of ABS plastic material, which has good hardness and corrosion resistance, and it don't have smell, durable to use in ducting ventilation system.
The connector has screw mounting holes, don't need you to drill one.
The surface is smooth and good for connecting the duct.

Instruction
Easy to install, mount the duct connector on the wall surface with screws. Then fix your duct hose on our duct connector.

NOTE: Please confirm the connector's outer diameter. Also, screws are not included here.