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Environmental Controllers

Create a healthier, more comfortable indoor climate for your greenhouse, cold frame or high tunnel. Slash energy costs and receive the maximum benefits year round inside your greenhouse with Growers Supply's Environmental Controllers. Plug in and automatically control the humidity, lighting, and climate of your retail or growing environment with our environmental monitoring products.


Thermostats & Controllers - Environmental Controllers - Total Humidity Controller
Total Humidity Controller
 Thermostats & Controllers - Environmental Controllers - Ventilation and Humidity Controller
Ventilation and Humidity Controller
 Thermostats & Controllers - Environmental Controllers - Micro Climate Controller
Micro Climate Controller
 Thermostats & Controllers - Environmental Controllers - High Load Lighting Timers
High Load Lighting Timers
Thermostats & Controllers - Environmental Controllers - Link4 Greenhouse Environmental Controllers
Link4 Greenhouse Environmental Controllers
 Thermostats & Controllers - Environmental Controllers - Johnson Gas CO2 Generators
Johnson Gas CO2 Generators


FrostGuard Light Weight Row Cover - 83" x 500'
FrostGuard Light Weight Row Cover - 83" x 500'
$69.95
Adjustable Hi-Rize Sprinkler System - 72" High
Adjustable Hi-Rize Sprinkler System - 72" High
$66.95
ValuTek Hanging 3 Speed Circulation Fan - 12"
ValuTek Hanging 3 Speed Circulation Fan - 12"
$69.95