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CLIMATE CONTROL
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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:
$262.95
Active Air Dehumidifier 95 Pint
Your Price:
$577.95
Active Air Indoor-Outdoor Thermometer W/ Hygrometer
Your Price:
$23.95
Aprilaire Digital Humidistat for Steam Humidifier
Your Price:
$367.95
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Total Items: 53
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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:
$109.95
Grozone Control USCO2 0 - 2000 PPM Single Zone Ultra Simple CO2 Controller
Your Price:
$222.95
La Crosse Add-on Temperature & Humidity Sensor
Your Price:
$37.95
La Crosse Add-on Temperature & Humidity Sensor W/ 6' Detachable Wet Temperature Probe
Your Price:
$49.95
La Crosse Add-on Temperature & Humidity Sensor W/ 6' Water Detection Sensor
Your Price:
$37.95
La Crosse Alerts Remote Temperature and Humidity Monitoring System W/ Water Leak Detector
Your Price:
$37.95
La Crosse Alerts Remote Temperature and Humidity Monitoring W/ 6' Detachable Wet Temperature Probe
Your Price:
$49.95
LuxPro Digital Thermostat
Your Price:
$44.95
LTL ELEMENT1 Analog Atmosphere Control 4-outlets
Your Price:
$108.95
Active Air Commercial Dehumidifier 100 Pint
Your Price:
$734.95
Active Air Commercial Dehumidifier 180 Pint
Your Price:
$1,049.95
Active Air Commercial Dehumidifier 60 Pint
Your Price:
$480.95
Active Air Dehumidifier 70 Pint
Your Price:
$325.95
Active Air Hygro-Thermometer
Your Price:
$24.95
Aprilaire Color Touchscreen Wi-Fi Automation IAQ Thermostat
Your Price:
$439.95
Aprilaire Dehumidifier Hanging Kit
Your Price:
$157.95
Aprilaire Dehumidifier 130 pints/day
Your Price:
$1,889.95
Aprilaire Dehumidifier 70 pints/day
Your Price:
$1,259.95
Aprilaire Dehumidifier 95 pints/day
Your Price:
$1,469.95
Aprilaire Digital Dehumidifier Control
Your Price:
$110.95
Aprilaire Touchscreen Wi-Fi Automation IAQ Thermostat
Your Price:
$335.95
Aprilaire Touchscreen Wi-Fi Automation Thermostat W/ Integrated IAQ Solution
Your Price:
$293.95
Autopilot Analog Environmental Controller
Your Price:
$146.95
Autopilot Greenhouse Master Controller
Your Price:
$488.95
C.A.P. ART-DNe Adjustable Recycling Timer
Your Price:
$81.95
C.A.P. Atmosphere Controller Temp & Humidity
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Combined
Your Price:
$141.95
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