Active Aqua Black Tubing 100' Roll ventilation Automatic Temperature Compensation (ATC) using

Automatic Temperature Compensation (ATC) using three temperature coefficients

May also be used as a bloom booster or as part of the Elements Total Solution

HO lamps: 8 included

Ideal air/water balance

and Quillaja (Soap Bark)

Active Aqua Black Tubing 100' Roll ventilation Automatic Temperature Compensation (ATC) usingUse our sturdy black vinyl tubing, which is FDA approved and BPA free, for your irrigation systems and tanks, and to complete your own hydroponic systems. The material is easy to cut to size, but will remain strong and reliable. Choose from six different 100 foot sizes, each in a convenient dispenser pack. Keep a roll on hand for instant access to repairs. Inside Diameter Outside Diameter . 31" . 40"