Mars Hydro 4" Inline Duct Fan and Carbon Filter Combo w/ Speed Controller 3x4 Remove 94%+ of all parts

Remove 94%+ of all parts per million from your tap water

reliable and SPIDER FARMER Brand Driver have great dissipate heat

Please allow about 5 business days for order processing

Output: BF: 1685 µmol/s

1x 100ml Amino Treatment

Mars Hydro 4" Inline Duct Fan and Carbon Filter Combo w/ Speed Controller 3x4 Remove 94%+ of all partsMars Hydro 4" Inline Duct Fan and Carbon Filter Combo w Speed Controller With a 4'' inline fan rated for 205CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 4 inch inline duct fan and carbon filter combo offers you everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 3x3 feet.