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Temp / Humidity Control
Temp / Humidity Control
BAY HYDRO LLC has the largest selection of temperature, humidity, & CO2 controllers to keep your garden thriving. BAY HYDRO is Your One Stop Garden Shop.
Featured Products
Active Air Dehumidifier, 45 Pint
Your Price:
$249.95
Active Air Dehumidifier, 95 Pint
Your Price:
$549.95
Active Air Indoor-Outdoor Thermometer W/ Hygrometer
Your Price:
$21.00
Aprilaire Digital Humidistat for Steam Humidifier
Your Price:
$349.95
Total Items: 53
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Active Air Commercial Dehumidifier, 100 Pint
Your Price:
$699.95
Active Air Commercial Dehumidifier, 180 Pint
Your Price:
$999.95
Active Air Commercial Dehumidifier, 60 Pint
Your Price:
$457.95
Active Air Dehumidifier, 70 Pint
Your Price:
$309.95
Active Air Hygro-Thermometer
Your Price:
$21.95
Aprilaire Color Touchscreen Wi-Fi Automation IAQ Thermostat
Your Price:
$418.95
Aprilaire Dehumidifier Hanging Kit
Your Price:
$149.95
Aprilaire Dehumidifier, 130 pints/day
Your Price:
$1,799.95
Aprilaire Dehumidifier, 70 pints/day
Your Price:
$1,199.95
Aprilaire Dehumidifier, 95 pints/day
Your Price:
$1,399.95
Aprilaire Digital Dehumidifier Control
Your Price:
$104.95
Aprilaire Touchscreen Wi-Fi Automation IAQ Thermostat
Your Price:
$319.95
Aprilaire Touchscreen Wi-Fi Automation Thermostat W/ Integrated IAQ Solution
Your Price:
$279.95
Autopilot Analog Environmental Controller
Your Price:
$139.95
Autopilot Greenhouse Master Controller
Your Price:
$464.95
C.A.P. ART-DNe Adjustable Recycling Timer
Your Price:
$77.95
C.A.P. Atmosphere Controller, Temp & Humidity, 15A@120V Combined
Your Price:
$134.95
C.A.P. CGC-1e Complete Greenhouse Controller (W/ ppm option)
Your Price:
$369.95
C.A.P. CO2-2e CO2, Temperature & Humidity Controller W/ ppm option
Your Price:
$230.95
C.A.P. TMP-1 Cooling & Heating Controller, 50-115F, 15A @ 120V
Your Price:
$59.95
C.A.P. TMP-DNe Day/Night Cooling & Heating Thermostat
Your Price:
$74.95
C.A.P. VSC-DNe Day/Night Adjustable Fan Speed Controller
Your Price:
$89.95
Eva-Dry E-333 Mini-Dehumidifier
Your Price:
$21.95
Eva-Dry E-500 Mini Renewable Wireless Dehumidifier
Your Price:
$29.95
Eva-Dry EDV-1100 Petite Mini-Dehumidifier
Your Price:
$57.95
Eva-Dry EDV-2200 2 Pint Mini-Dehumidifier
Your Price:
$104.95
Grower's Edge Digital Thermometer / Hygrometer W/ Remote Sensor
Your Price:
$37.95
Grower's Edge Large Display Thermometer / Hygrometer
Your Price:
$23.95
Grower's Edge Wireless Remote Sensor
Your Price:
$25.95
Grozone Control CO2D 0 - 5000 PPM Dual Zone CO2 Controller
Your Price:
$719.95
Grozone Control CY2 Short Period Cyclestat W/ Day/Night Sensor
Your Price:
$72.95
Grozone Control CY3 Digital Cyclestat W/ Day/Night Sensor & Bargraph Display
Your Price:
$141.95
Grozone Control HT2 Climate Controller (Temp & RH) Single Output Bargraph Display
Your Price:
$182.95
Grozone Control SCO2 0 - 5000 PPM CO2 Controller - Simple One Series
Your Price:
$399.95
Grozone Control TP1 Day/Night Tempstat
Your Price:
$72.95
Grozone Control TP3 High Temperature Shut-Off Tempstat
Your Price:
$72.95
Grozone Control TV2 Multimode Fan Speed Control
Your Price:
$96.95
Grozone Control USCO2 0 - 2000 PPM Single Zone Ultra Simple CO2 Controller
Your Price:
$222.95
Harvest-Master Climate Controller Pro
Your Price:
$1,618.95
Intelligent Growing Systems CO2 Controller W/ High-Temp Shutoff
Your Price:
$386.95
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