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 - 58 of 58 items
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Growlink Nest Outdoor Camera Growlink Nutrient System Controller / Doser Growlink Remote Dosing Pump
Growlink Nest Outdoor CameraGrowlink Nutrient System Controller / DoserGrowlink Remote Dosing Pump

Monitor your grow remotely and create a time-lapse movie of your plants as they grow and bloom. Capture plants health, growth rate and all behaviors regarding the actions that are being taken over them.

Manage your nutrient and pH levels, set remote alarms and access your system remotely with your smartphone. Dose up to a 16 part blend (nutrients, additives, pH), maintaining your preset EC and pH settings.

Add up to 16 remote pump modules to automate the delivery of pH and nutrients, based on sensor readings, timers or schedules.

$198.99

$189.99

$898.99

$859.99

$198.99

$189.99

Growlink Remote Pro Relay Panel Growlink Wireless Power Block Growlink Environment Controller
Growlink Remote Pro Relay PanelGrowlink Wireless Power BlockGrowlink Smart Environment - Grow Room Environmental Controller

Six independent relays with wireless communication to Growlink controllers. Perfect to switch third-party relays and contactors in electrical panels, heating and cooling systems, solenoid valves, pumps, etc.

Power Blocks connect wirelessly to both Environment and Nutrient Controllers which tells them when to turn on and off, based on sensor reading, timers or schedules.

Allows you to see, monitor and control a grow operation from anywhere using your smartphone.

$298.99

$284.99

$98.99

$93.99

$698.99

$664.99

iPonic 624 Two Zone Grow Room Controller iPonic 600 Environmental Controller Bio Wave Indoor Unit
iPonic 624 Two Zone Grow Room ControlleriPonic 600 Environmental ControllerBioWave Subsonic Harmonic Wave Machine (Indoor Unit)

Controls 2 grow rooms from 1 controller

All in 1 grow room controller

Increases yield by 20% - up to 1 acre

$2,448.99

$2,199.99

$1,698.95

$1,399.99

$2,399.95

$2,099.99

Autopilot Greenhouse Master Controller Autopilot Digital CO2 Controller - Fuzzy Logic Autopilot Analog CO2 Controller
Autopilot Greenhouse Master ControllerAutopilot Digital CO2 Controller - Fuzzy LogicAutopilot Analog CO2 Controller

Controls temperature, humidity & CO2

Very efficient CO2 controller

Economical & simple CO2 control

$604.95

$549.99

$534.95

$469.99

$294.95

$264.99

Autopilot Analog Enviromental Controller Autopilot Digital Automatic pH Controller Autopilot Desktop CO2 Monitor & Data Logger
Autopilot Analog Enviromental ControllerAutopilot Digital Automatic pH ControllerAutopilot Desktop CO2 Monitor & Data Logger

Controls temperature & humidity

Automatically maintains proper pH

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

$166.95

$154.99

$369.95

$332.99

$139.95

$119.99

Titan Controls Mercury 3 - Day/Night Fan Controller Titan Controls Mercury 4 - Multi Function Fan Speed Controller Titan Controls Zephyr 1 - Day/Night Temp Controller
Titan Controls Mercury 3 - Day/Night Fan ControllerTitan Controls Mercury 4 - Multi Function Fan Speed ControllerTitan Controls Zephyr 1 - Day/Night Temp Controller

Automatic controller, based on garden temperature.

Set fan speed between 25% and 60%.

Use with heating and cooling technologies.

$122.95

$107.99

$122.95

$107.99

$91.95

$76.99

Titan Controls Zephyr 2 - High Temp Shut Off Titan Controls Eos 1 - Humidify/Dehumidify Controller Titan Controls Atlas 2 - Preset CO2 Monitor/Controller
Titan Controls Zephyr 2 - High Temp Shut OffTitan Controls Eos 1 - Humidify/Dehumidify ControllerTitan Controls Atlas 2 - Preset CO2 Monitor/Controller

Use with heating and cooling technologies.

Complete solution for humidity control.

Preset CO2 controller for explosive growth

$91.95

$76.99

$128.95

$109.99

$333.95

$269.99

Titan Controls Atlas 3 - Day/Night CO2 Monitor/Controller Titan Controls Atlas 7 - Analog CO2 Controller Titan Controls Atlas 8 - Digital CO2 Controller w/ Fuzzy Logic
Titan Controls Atlas 3 - Day/Night CO2 Monitor/ControllerTitan Controls Atlas 7 - Analog CO2 ControllerTitan Controls Atlas 8 - Digital CO2 Controller w/ Fuzzy Logic

CO2 controller that offers CO2 enrichment or CO2 exhaust

co2 controls for proper ppm and explosive growth

Digital CO2 controller for efficient CO2 usage.

$495.95

$419.99

$280.95

$229.99

$549.95

$479.99

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.

$236.95

$189.99

$617.95

$549.99

$899.95

$799.99

Active Air Fan Speed Adjuster Autopilot Analog 24hr Day & Night Cooling/Heating Thermometer Autopilot Analog 24 Hour Recycling Timer
Active Air Fan Speed AdjusterAutopilot Analog 24hr Day & Night Cooling/Heating ThermometerAutopilot Analog 24 Hour Recycling Timer

Fan speed controller

Controls heating & cooling equipment

Controls pumps, fans, CO2 & more.

$24.95

$19.99

$69.95

$59.99

$74.95

$63.99

Hyper Fan Temperature Speed Controller Adjustable Recycling Timer Complete Greenhouse Controller w/PPM option
Hyper Fan Temperature Speed ControllerAdjustable Recycling TimerComplete Greenhouse Controller w/PPM option

Thermostatically changes the fans RPM / speed as needed.

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

Controls lighting, CO2, pumps, cooling

$99.95

$89.99

$89.95

$82.95

$439.95

$379.99

Photocontroller, ON at "Night" Digital Cooling Thermostat Day/Night Adjustable Fan Speed Controller, 15A
Photocontroller, ON at "Night"Digital Cooling/Heating ThermostatDay/Night Automatic Fan Speed Controller

Turns equipment ON during dark periods

With separate day & night settings

Temperature-based fan speed controller

$74.95

$59.99

$86.95

$72.99

$109.95

$94.99

Glass Reservoir Heater 50W Glass Reservoir Heater 100W Glass Reservoir Heater 200W
Glass Reservoir Heater 50WGlass Reservoir Heater 100WGlass Reservoir Heater 200W

Ideal for 15 gallon reservoirs

Ideal for 30 gal reservoir

Ideal for 65 gallon reservoir

$29.99

$27.99

$30.99

$25.99

$35.95

$28.99

Glass Reservoir Heater 300W Titanium Submersible Reservoir Heater Jump Start Soil Heating Cable 12'
Glass Reservoir Heater 300WTitanium Submersible Reservoir Heater 350WJump Start Soil Heating Cable 12'

Ideal for 80 gallon reservoirs

Ideal for large reservoirs

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

$38.95

$31.99

$39.95

$34.99

$24.95

$21.99

Jump Start Soil Heating Cable 24' Jump Start Soil Heating Cable 48' Hanna BL981411-0 Automatic Mini pH Controller 12v DC
Jump Start Soil Heating Cable 24'Jump Start Soil Heating Cable 48'Hanna BL981411-0 Automatic Mini pH Controller 12v DC

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.

Automatic pH controller - runs on DC power.

$29.95

$24.99

$39.95

$34.99

$235.95

$199.99

Harvest-Master Climate Controller Pro HydroGEN CO2 Monitor iGS-221 CO2/RH/Temp Controller Day/Night Settings
Harvest-Master Climate Controller ProHydro Innovations Universal CO2 MonitoriGS-221 CO2/RH/Temp Controller Day/Night Settings

Controls lights, CO2, temp, humidity & more

CO2 monitor & controller

Complete environmental control

$1,997.95

$1,775.99

$407.95

$329.99

$999.99

$919.99

iGS-220 CO2/RH/Temperature Smart Controller iGS-100 CO2 Auxiliary Smart Controller iGS-061 CO2 Smart Controller with High-Temp shut-off
iGS-220 CO2/RH/Temperature Smart ControlleriGS-100 CO2 Auxiliary Smart ControlleriGS-061 CO2 Smart Controller with High-Temp shut-off

Controls temperature, humidity & CO2

Controls CO2

CO2 controller with high-temp shut-off

$679.95

$619.99

$509.95

$439.99

$499.95

$419.99

iGS-110 Relative Humidity/Temperature Controller iGS-012 High Temperature Watchdog with Adjustable Delay Dial-A-Temp Fan Speed Controller
iGS-110 Relative Humidity/Temperature ControlleriGS-012 High Temperature Watchdog with Adjustable DelayDial-A-Temp Fan Speed Controller

Controls temperature & humidity

Protects plants from high temperatures

Fan speed controller

$439.95

$329.99

$99.99

$89.99

$32.95

$28.99

iPonic 50' Extension Cable DC Adapter 120 Vac - 12 Vdc, All iGS Controllers Titan Controls Saturn 6 RS45 Cable & Software
iPonic 50' Extension CableDC Adapter 120 Vac - 12 Vdc, All iGS ControllersTitan Controls Saturn 6 RS45 Cable & Software

Extends the reach of your iPonic controller

AC to DC adapter for all IGS controllers

use in conjunction with Saturn 6 DEC

$84.95

$79.99

$19.95

$17.99

$71.95

$59.99

Autopilot Internet Cable and Software for APCECOTH
Autopilot Internet Cable and Software for APCECOTH

Works with the Autopilot Greenhouse Master Controller. Allows you to monitor and control your grow room remotely.

$64.95

$54.99

1 - 58 of 58 items