6 to 4 Black Metal Reducer Increaser for 4/6 Inch Ducting 4 Inch such as air-cooled hoods

such as air-cooled hoods

great for garages

hydroponics and HVAC ventilation systems

Air Conditioning Exhaust Duct Rotation Direction: Turn Left (Counterclockwise) This product only applies to portable air conditioners

can be installed at high places

6 to 4 Black Metal Reducer Increaser for 4/6 Inch Ducting 4 Inch such as air-cooled hoodsDuct Increaser: 6 to 4 inch metal duct reducer designed for connecting ventilation ducts of different diameters or attaching a hose to an inline fan or exhaust vent. Compatible with both flexible ducting and rigid sheet metal ducts, helping improve airflow while saving space. Size: Features a 150mm female spigot that fits standard 6 inch ducting, and a 100mm male spigot that connects securely to 4 inch ducting. Ensures a tight and accurate fit for