TrolMaster Digital CO2 PPM Controller, for Regulator and Generator Cleaning + Sanitation or other indoor plant locations

or other indoor plant locations

The ability to read up to 30

It slides into the unit and connects to 4 in ducting to carry burner heat out of the grow space

this stand is a worthy addition to your equipment lineup

Horticultural-grade perlite for improved aeration and drainage

TrolMaster Digital CO2 PPM Controller, for Regulator and Generator Cleaning + Sanitation or other indoor plant locationsTrolMaster BETA8 Digital CO2 PPM Controller TheTrolMaster BETA8 Digital CO2 PPM Controller is a simple and affordable way to control your CO2 injection device. Choose your desired CO2 parts per million (PPM) level and the BETA8 controller will automatically maintain that specified CO2 level. A built in photocell located on the remote sensor automatically deactivates CO2 injection during the night time. A remote sensor with 16' cable allows close