Duct Fan Silencer 6 - Duct Fan Silencer for 6" Duct Fan co2 the other side Clear (Black/Clear)

the other side Clear (Black/Clear)

Internal Dimensions: (18

The Dilution Solutions’ CV112 check valve features a poly construction and is for use with Dosatron viton seal units requiring a 1 1/2" connection

Four Seedling Trays -  providing both auto watering capability and aeration in one great tray

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Duct Fan Silencer 6 - Duct Fan Silencer for 6" Duct Fan co2 the other side Clear (Black/Clear)A duct muffler designed for use with inline fans in grow tents, bathroom fans and other HVAC applications. Features dual aluminum flanges to help absorb sound waves from fan vibrations and airflow. High quality neoprene foam in an egg crate pattern that will reduce fan noise by up to 50%. Galvanized steel body that is corrosion resistant and can withstand extreme temperatures. Duct Opening Diameter: 6 inches Length: 20 inches Weight: 3. 90 pounds