Carbon dioxide ppm sensor module installs into Agrowtek's climate sensors for GrowControl series con..
Four relay-controlled outlets for banked equipment control with GrowControl series controllers. All ..
High quality lab-grade replacement probes for Agrowtek's hydroponics sensor kit. pH sensor probe is ..
Agrowtek's GC-Pro controls up to three climate zones and two nutrient reservoirs. Complete control o..
Agrowtek's GC-Pro controls up to four climate zones. Complete control of temperature, humidity, ligh..
Agrowtek's GC-ProXL-E controls up to three climate zones and two nutrient reservoirs. Same great fea..
Agrowtek's GC-ProXL-Q-E controls up to four climate zones. Same great features as GC-Pro-Q with expa..
GrowControl Hydroponics sensor kit includes pH, electrical conductivity and temperature sensors for ..
GrowControl precision wind anemometer and direction vane precisely monitor wind speed and direction...
Float switches connect to the GC-Pro controller and are an economical way monitor and maintain prope..
GrowControl Rain Sensor is a high quality optical type rain sensor with no moving parts. The rain ga..
Water-proof probe gland kit for pH, conductivity and water temperature probes. Install sensor probes..