anfoalfmo 7 to 6 Duct Reducer, 7 to 6 Inch Galvanized Steel Air Ducting Pipe Vent Hose Reducer Increaser Round Dryer Ventilation Coupler for HVAC Duct Fan Dryer Vent Chimney(7 in to 6 in)

Outer Diameter: 180 x 150 mm / 7.09 x 5.91 inch (Big*Small); Size: 120 x 0.6 mm / 4.7 x 0.02 inch (Height*Thickness) Good Material: The duct reducer connector adapter is made of galvanized iron sheet, which is not easy to rust, is corrosion-resistant, durable, strong, and thick enough for the ducting system. The surface of the zinc coating is smooth and shiny, without burrs, ensuring a good ventilation effect. Easy to Install: Connect the duct reducer to a metal duct, vent hose, fan outlet, or inlet, use a pipe clamp, glue, or tape to secure the connection if needed. Duct Reducer and Increaser: The vent reducer increaser is used as a duct adapter for reducing or increasing the diameters of an air duct, it's a useful duct fitting for changing your duct system to the needed size while maintaining smooth airflow. Application: The duct adapter has a wide range of applications, it is suitable for all kinds of ventilation systems, such as HVAC systems, bathroom and kitchen exhaust fans, chimney ventilation, air-cooled hood, embedded fans, range hood, dryers, hydroponic systems, dust collection equipment and so on.Welcome to your inquiry