AC Infinity Duct Carbon Filter 10" with Australian Charcoal10 Inline Carbon Filter for Grow Room & Hydroponic Ventilation Available at Holland Horticulture, this 10 inline carbon filter is designed to prevent odours and airborne chemicals from escaping hydroponic grow tents and indoor grow rooms. Built for high airflow ventilation systems, it delivers powerful odour control while maintaining excellent air movement for a stable growing environment. Key Features High capacity airflow performance up to 1249 CFM

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For growers using more than one HID light

No feed needed for up to 4 weeks

The sophisticated combination of vitamins

30% phosphoric acid

and overall plant health

preventing the system from ever flooding

Turn on an exhaust fan to reduce temp or humidity

Package Dimensions: 156mm(L) x 83mm(W) x 30mm(H)

vigorous vegetative growth

With a male-to-male signal cable (mini-DIN terminal)

There are many ways in which the design of the filter has progressed to give you the best air filtration money can buy