Environmental Controls

Got questions about climate control and CO2? Check out GYO's guide to Climate Control for your grow room.

Need help finding the best equipment for your garden? Call the grow pro's at (617) 945-1654. We're here to help.

1 - 60 of 84 items
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Bluelab Dosetronic Solenoid Kit Bluelab Dosetronic Peridoser Kit iPonic 624 Two Zone Grow Room Controller
Bluelab Dosetronic Solenoid KitBluelab Dosetronic Peridoser KitiPonic 624 Two Zone Grow Room Controller

Made for small-scale hydroponic growers; manages nutrients and pH.

Automatic feeding system for hydroponic growers. Manages 2 part nutrient solutions and pH up or down.

Controls 2 grow rooms from 1 controller

$2,319.95

$2,019.99

$2,899.95

$2,599.99

$1,569.95

$1,399.99

iPonic 600 Environmental Controller Bio Wave Indoor Unit Autopilot Greenhouse Master Controller
iPonic 600 Environmental ControllerBioWave Subsonic Harmonic Wave Machine (Indoor Unit)Autopilot Greenhouse Master Controller

All in 1 grow room controller

Increases yield by 20% - up to 1 acre

Controls temperature, humidity & CO2

$1,398.95

$1,229.99

$2,399.95

$2,099.99

$604.95

$549.99

Autopilot Digital CO2 Controller - Fuzzy Logic Autopilot Analog CO2 Controller Autopilot Digital Environmental Controller
Autopilot Digital CO2 Controller - Fuzzy LogicAutopilot Analog CO2 ControllerAutopilot Digital Environmental Controller

Very efficient CO2 controller

Economical & simple CO2 control

Controls temperature & humidity

$534.95

$469.99

$294.95

$264.99

$229.95

$209.99

Autopilot Analog Enviromental Controller Autopilot Digital Automatic pH Controller Autopilot pH Controller Sampling Kit
Autopilot Analog Enviromental ControllerAutopilot Digital Automatic pH ControllerAutopilot pH Controller Sampling Kit

Controls temperature & humidity

Automatically maintains proper pH

For use with the Autopilot Digital pH Controller.

$184.95

$169.99

$369.95

$332.99

$74.95

$69.99

Autopilot Desktop CO2 Monitor Autopilot Desktop CO2 Monitor & Data Logger Autopilot Master Digital Timer
Autopilot Desktop CO2 MonitorAutopilot Desktop CO2 Monitor & Data LoggerAutopilot Master Digital Timer

Measures CO2, temperature & humidity.

Measures CO2, temperature & humidity. Has data logging capability.

Controls (2) 600W lights and includes a cycle timer. Perfect for a 2-light ebb & flow garden.

$134.95

$124.99

$139.95

$129.99

$189.95

$174.99

Titan Controls Mercury 2 - Fan Speed Controller Titan Controls Mercury 3 - Day/Night Fan Controller Titan Controls Mercury 4 - Multi Function Fan Speed Controller
Titan Controls Mercury 2 - Fan Speed ControllerTitan Controls Mercury 3 - Day/Night Fan ControllerTitan Controls Mercury 4 - Multi Function Fan Speed Controller

Accurate fan speed controller from 10-100%.

Automatic controller, based on garden temperature.

Set fan speed between 25% and 60%.

$75.95

$69.99

$116.95

$104.99

$116.95

$104.99

Titan Controls Spartan Series - Cooling Controller Titan Controls Zephyr 1 - Day/Night Temp Controller Titan Controls Zephyr 2 - High Temp Shut Off
Titan Controls Spartan Series - Cooling ControllerTitan Controls Zephyr 1 - Day/Night Temp ControllerTitan Controls Zephyr 2 - High Temp Shut Off

Designed for use with exhaust fans

Use with heating and cooling technologies.

Use with heating and cooling technologies.

$74.95

$67.99

$89.95

$80.99

$89.95

$80.99

Titan Control Zephyr 3 - Cooling/Heating Controller Titan Controls Zephyr 4 - Cooling Thermostat Fan Control Titan Controls Kronus 2 - Temperature & Humidity Controller
Titan Controls Zephyr 3 - Cooling/Heating ControllerTitan Controls Zephyr 4 - Cooling Thermostat Fan ControlTitan Controls Kronus 2 - Temperature & Humidity Controller

Use with heating and cooling technologies.

Use with fan for cooling.

Controls temperature, humidity and CO2 intregration.

$101.95

$91.99

$79.95

$71.99

$369.95

$332.99

Titan Controls Kronus 4 - Temperature & Humidity Controller w/ Night Outlet Titan Controls Eos 1 - Humidify/Dehumidify Controller Titan Controls Temperature & Humidity Sensor w/ Photocell
Titan Controls Kronus 4 - Temperature & Humidity ControllerTitan Controls Eos 1 - Humidify/Dehumidify ControllerTitan Controls Temperature & Humidity Sensor w/ Photocell

Controls temperature and humidity and CO2 intregration using independent temperature and humidity outlets.

Complete solution for humidity control.

For use with Titan Controls Kronus 2 & 4 controllers.

$424.95

$379.99

$128.95

$115.99

$99.95

$89.99

Titan Controls Atlas 1 - Adjustable CO2 Monitor/Controller Titan Controls Atlas 2 - Preset CO2 Monitor/Controller Titan Controls Atlas 3 - Day/Night CO2 Monitor/Controller
Titan Controls Atlas 1 - Adjustable CO2 Monitor/ControllerTitan Controls Atlas 2 - Preset CO2 Monitor/ControllerTitan Controls Atlas 3 - Day/Night CO2 Monitor/Controller

Controls CO2 for proper ppm and explosive growth

Preset CO2 controller for explosive growth

CO2 controller that offers CO2 enrichment or CO2 exhaust

$599.95

$519.99

$333.95

$299.99

$495.95

$429.99

Titan Controls Atlas 4 - 2 Room CO2 Monitor/Controller Titan Controls Atlas 5 - Handheld CO2/Temp/Humidity Monitor Titan Controls Atlas 7 - Analog CO2 Controller
Titan Controls Atlas 4 - 2 Room CO2 Monitor/ControllerTitan Controls Atlas 5 - Handheld CO2/Temp/Humidity MonitorTitan Controls Atlas 7 - Analog CO2 Controller

Controls CO2 in 2 rooms!!

Handheld environment monitor: CO2, temperature & humidity

co2 controls for proper ppm and explosive growth

$888.95

$789.99

$299.95

$265.99

$266.95

$239.99

Titan Controls Atlas 8 - Digital CO2 Controller w/ Fuzzy Logic Titan Controls Saturn 3 - Environmental Controller Titan Controls Saturn 4 - Environmental Controller
Titan Controls Atlas 8 - Digital CO2 Controller w/ Fuzzy LogicTitan Controls Saturn 3 - Environmental ControllerTitan Controls Saturn 4 - Environmental Controller

Digital CO2 controller for efficient CO2 usage.

Controls temperature, humidity and CO2.

Controls temperature, humidity and CO2.

$549.95

$479.99

$674.95

$599.99

$184.95

$166.99

Titan Controls Saturn 5 - Digital Environmental Controller Titan Controls Saturn 6 - Digital Environmental Controller Titan Controls Hyperion 1 Wireless Environmental Controller
Titan Controls Saturn 5 - Digital Environmental ControllerTitan Controls Saturn 6 - Digital Environmental ControllerTitan Controls Hyperion 1 Wireless Environmental Controller

Controls temperature, humidity and CO2.

Controls temperature, humidity and CO2.

High quality wireless grow room controller, 150' range.

$227.95

$204.99

$617.95

$549.99

$899.95

$799.99

Titan Controls Hercules 2 - 50 Amp Controller Titan Controls NYX 1 - Day/Night Photocontroller Active Air Fan Speed Adjuster
Titan Controls Hercules 2 - 50 Amp ControllerTitan Controls NYX 1 - Day/Night PhotocontrollerActive Air Fan Speed Adjuster

Lets you control any high amperage device with a 120v timer or controller.

Day/night controller for lights and fans.

Fan speed controller

$199.95

$179.99

$114.95

$99.99

$27.95

$25.99

Autopilot Analog 24hr Day & Night Cooling/Heating Thermometer Autopilot Analog 24 Hour Recycling Timer Hyper Fan Temperature Speed Controller
Autopilot Analog 24hr Day & Night Cooling/Heating ThermometerAutopilot Analog 24 Hour Recycling TimerHyper Fan Temperature Speed Controller

Controls heating & cooling equipment

Controls pumps, fans, CO2 & more.

Thermostatically changes the fans RPM / speed as needed.

$69.95

$64.99

$74.95

$69.99

$99.95

$92.99

Adjustable Recycling Timer Complete Greenhouse Controller w/PPM option Co2 Controller PPM/temp/hum,2-timer,10A@120vac
Adjustable Recycling TimerComplete Greenhouse Controller w/PPM optionCO2 Controller PPM/temp/humidity, Timer-Based

Adjustable cycle timer. Ideal for pumps, fans, CO2 and more.

Controls lighting, CO2, pumps, cooling

Timer-based CO2/temp controller.

$89.95

$82.95

$439.95

$379.99

$279.95

$249.99

HUM-1 Humidity Controller Non-Adjustable Timer, 3 Minutes On/5 Mminutes Off Photocontroller, ON at "Night"
HUM-1 Humidity ControllerNFT-2 Non-Adjustable Timer, 3 Minutes On/5 Mminutes OffPhotocontroller, ON at "Night"

Increases or decreases humidity

Cycle timer - 3 minutes on, 5 minutes off.

Turns equipment ON during dark periods

$121.95

$111.99

$71.95

$64.99

$74.95

$59.99

Digital Cooling Thermostat Day/Night Adjustable Fan Speed Controller, 15A Glass Reservoir Heater 50W
Digital Cooling/Heating ThermostatDay/Night Automatic Fan Speed ControllerGlass Reservoir Heater 50W

With separate day & night settings

Temperature-based fan speed controller

Ideal for 15 gallon reservoirs

$86.95

$78.99

$109.95

$99.99

$29.99

$27.99

Glass Reservoir Heater 100W Glass Reservoir Heater 200W Glass Reservoir Heater 300W
Glass Reservoir Heater 100WGlass Reservoir Heater 200WGlass Reservoir Heater 300W

Ideal for 30 gal reservoir

Ideal for 65 gallon reservoir

Ideal for 80 gallon reservoirs

$30.99

$28.99

$35.99

$32.99

$38.99

$35.99

Titanium Submersible Reservoir Heater Jump Start Soil Heating Cable 12' Jump Start Soil Heating Cable 24'
Titanium Submersible Reservoir Heater 350WJump Start Soil Heating Cable 12'Jump Start Soil Heating Cable 24'

Ideal for large reservoirs

Increases soil temperature which leads to explosive growth! Can be arranged to fit any growing area.

Increases soil temperature which leads to explosive growth! Can be arranged to fit any growing area.

$39.95

$35.99

$24.95

$21.99

$29.95

$26.99

1 - 60 of 84 items