AC Infinity Inline Duct Fan Silencer, 4" SHIP_FR20 If it’s half full

If it’s half full

This delicious treat for plants is extraordinarily fragrant and colorful

The front of the meter has two buttons

AC Infinity AIRLIFT T12

AC Infinity Inline Duct Fan Silencer, 4" SHIP_FR20 If it’s half fullAC Infinity Inline Duct Fan Silencer 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: 4 inches