Active Aqua Fill/Drain Fitting, pack of 10 DE Bulbs they traveled deep into the

they traveled deep into the remote mountains of Eastern Europe to research it

optional calibration and a remote 15' low drift CO2 sensor with photocell

Affordable alternative when operating multiple zones

The Apollo® 8 - 24 hr timer is the perfect timing solution for your hydro systems

They can also be combined with soil for added aeration and increased moisture-holding properties

Active Aqua Fill/Drain Fitting, pack of 10 DE Bulbs they traveled deep into theProduct Details " fill drain fitting. This is the fitting that is commonly used to transfer nutrient solution between the flood table and the reservoir in flood & drain hydroponic systems via " tubing and a pump. " fill drain fitting. This is the fitting that is commonly used to transfer nutrient solution between the flood table and the reservoir in flood & drain hydroponic systems via " tubing and a pump. 1" fill drain fitting. This is the fitting