AC INFINITY, INLINE DUCT FAN SILENCER, 4-INCH machine Australian carbon filter

Australian carbon filter

Insect Control-controls damaging pests

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

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

manganese and trace elements

AC INFINITY, INLINE DUCT FAN SILENCER, 4-INCH machine Australian carbon filterA 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