Root Catalog > Default Category > Air • Water • CO2 > CO2 > Controllers, PPM Monitors
 | Autopilot Analog CO2 ControllerThe APCECO offers indoor gardeners an economical and simple method of monitoring and controlling CO2 within the grow area. It utilizes a highly visible and intuitive LED indicator display to let you know generalized CO2 levels. The LED indicator will...Only $308.95 |
 | Desktop CO2 MonitorDeveloped to detect the presence of CO2 in ambient air, the Autopilot desktop CO2 monitor is smart, compact and easy to use. In addition to measuring the CO2 concentration, APCEM also measures the ambient temperature and the relative humidity. High quality...Only $144.95 |
 | Autopilot Analog 24hr Day & Night Cooling/Heating ThermostatThe Autopilot Day/Night Cooling Thermostat (APCET) allows you to control the temperature within your growing environment. The APCET is an adjustable thermostat that can be used as a cooling or heating controller. The user can choose to have different...Only $74.95 |
 | Autopilot Analog 24hr Recycling TimerPrecise cycle timer with day/night detection Controls any application requiring a device to be turned on and off at precise intervals. This timer has a wide range of uses including controlling hydroponic pumps, CO2 injection, turning on and off exhaust...Only $74.95 |