AC INFINITY, INLINE DUCT FAN SILENCER, 4-INCH machine 8in x 79in

8in x 79in

Apply by simply sprinkling into plant hole or on roots or mixing with soil before planting

Australian carbon filter

manganese and trace elements

You can use it as a foliar spray that goes on fast and is absorbed immediately

AC INFINITY, INLINE DUCT FAN SILENCER, 4-INCH machine 8in x 79inA 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: 4 inches Length: 15 inches Weight: 2. 30 pounds