CAP AIR-3 Temp/Humidity/CO2 CAP AIR-3 Temp/Humidity/CO2 (eco-5787)Temperature, Humidity & CO2 Control
C.A.P. Temperature, Humidity & CO2 Control - The AIR-
3’s operation is similar to the AIR-1, with the addition of a photo cell
and CO2 outlets. The photo cell ensures that your CO2 device (CO2
valve or generator) only activates when your lights are on. To conserve
CO2, the CO2 outlets are automatically d... — Ships from Seattle, Washington USA....more info.