Common Culture Carbon Filter 4in x 12in + 4in Inline Duct Fan Combo Hydrodynamics International - Clonex This option is great if

This option is great if you trim in a confined space or you just want to be a little more discrete

The barbed design of these tees guarantees a secure and leak-proof connection

6061-T6 aluminum build: Runs about half the weight of a steel bottle and won't rust in a humid grow space

System Includes:

Common Culture Carbon Filter 4in x 12in + 4in Inline Duct Fan Combo Hydrodynamics International - Clonex This option is great ifCommon Culture 4 inch carbon filter and inline fan combo for odor control This combo pairs a 4" x 12" 200 CFM carbon filter with a 4" inline duct fan for filtration and ventilation in one setup. Activated granular carbon scrubs odors and airborne pollutants as air passes through the dense carbon bed. It is sized for smaller tents and rooms where tight odor control matters. The fan pulls warm, stale air through the filter and out of the space to hold