MARS HYDRO 4 INCH INLINE DUCT FAN AND CARBON FILTER COMBO WITH SPEED CONTROLLER ac-dehumidification-humidification One machine will cover up

One machine will cover up to 1 acre

For permanent plumbing: connect directly to a drain line using the gravity drain port for fully hands-free operation

(4) Gravity Drippers

Removable front panel makes controller easy to wire into your power system

Water Soluble Bloom is complete with secondary and micro nutrients

MARS HYDRO 4 INCH INLINE DUCT FAN AND CARBON FILTER COMBO WITH SPEED CONTROLLER ac-dehumidification-humidification One machine will cover upWith 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. Package Includes: 4" Inline Duct Fan with a knob Speed Controller, 4"