Regulator / Solanoid / Flow Meter For Co2.
Used to control the amount of CO2 in the growing environment.
This is the vital piece of equipment to use with the ECM Grow Room Computer System.
Our solenoid unit is currently custom modded for AIR LIQUID fittings which are the OPPOSITE to CIG/BOC fittings, we will be offering the BOC fittings if req'd
The reason is The Air liquid "Hydroponic Grade" is cheaper refills!!!