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Climate & CO2 Timer

  • Out of Stock

    Grower's Edge Large Display Thermometer - Hygrometer

    Original price $30.11
    Original price $30.11 - Original price $30.11
    Original price $30.11
    Current price $21.97
    $21.97 - $21.97
    Current price $21.97

    Measures indoor/outdoor temperature & indoor humidity. Stores the Min./Max. values of the indoor/outdoor temperature and indoor humidity. Switc...

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    Original price $30.11
    Original price $30.11 - Original price $30.11
    Original price $30.11
    Current price $21.97
    $21.97 - $21.97
    Current price $21.97
    Out of Stock
  • Titan Controls Atlas 3 - Day-Night CO2 Monitor-Controller

    Original price $625.01
    Original price $625.01 - Original price $625.01
    Original price $625.01
    Current price $463.85
    $463.85 - $463.85
    Current price $463.85

    Controls and monitors CO2 from 0 to 2000 parts per million (PPM). CO2 enrichment or CO2 exhaust features. Easy to set-up and operate. Enclosure res...

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    Original price $625.01
    Original price $625.01 - Original price $625.01
    Original price $625.01
    Current price $463.85
    $463.85 - $463.85
    Current price $463.85
  • Out of Stock

    Titan Controls Zephyr 1 - Day-Night Temp Controller

    Original price $114.39
    Original price $114.39 - Original price $114.39
    Original price $114.39
    Current price $84.62
    $84.62 - $84.62
    Current price $84.62

    Titan Controls Zephyr 1 - Day/Night Temp Controller

    Original price $114.39
    Original price $114.39 - Original price $114.39
    Original price $114.39
    Current price $84.62
    $84.62 - $84.62
    Current price $84.62
    Out of Stock
  • Out of Stock

    Titan Controls Atlas 2 - Preset CO2 Monitor-Controller

    Original price $429.98
    Original price $429.98 - Original price $429.98
    Original price $429.98
    Current price $319.08
    $319.08 - $319.08
    Current price $319.08

    Titan Controls Atlas 2 - Preset CO2 Monitor/Controller

    Original price $429.98
    Original price $429.98 - Original price $429.98
    Original price $429.98
    Current price $319.08
    $319.08 - $319.08
    Current price $319.08
    Out of Stock
  • Out of Stock

    Titan Controls Atlas 7 - CO2 Controller

    Original price $349.68
    Original price $349.68 - Original price $349.68
    Original price $349.68
    Current price $260.14
    $260.14 - $260.14
    Current price $260.14

    Titan Controls Atlas 7 - CO2 Controller

    Original price $349.68
    Original price $349.68 - Original price $349.68
    Original price $349.68
    Current price $260.14
    $260.14 - $260.14
    Current price $260.14
    Out of Stock
  • Out of Stock

    Mondi Mini Greenhouse Thermo-Hygrometer

    Original price $19.90
    Original price $19.90 - Original price $19.90
    Original price $19.90
    Current price $16.14
    $16.14 - $16.14
    Current price $16.14

    Original price $19.90
    Original price $19.90 - Original price $19.90
    Original price $19.90
    Current price $16.14
    $16.14 - $16.14
    Current price $16.14
    Out of Stock
  • Out of Stock

    Titan Controls Atlas 8 - Digital CO2 Controller with Fuzzy Logic

    Original price $829.63
    Original price $829.63 - Original price $829.63
    Original price $829.63
    Current price $616.99
    $616.99 - $616.99
    Current price $616.99

    Titan Controls Atlas 8 - Digital CO2 Controller with Fuzzy Logic

    Original price $829.63
    Original price $829.63 - Original price $829.63
    Original price $829.63
    Current price $616.99
    $616.99 - $616.99
    Current price $616.99
    Out of Stock
  • Out of Stock

    Greenhouse Master Controller

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $448.68
    $448.68 - $448.68
    Current price $448.68

    The Autopilot Greenhouse Master Controller (GMC) is designed to precisely control temperature, humidity, and CO2 in the growing area. The GMC's en...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $448.68
    $448.68 - $448.68
    Current price $448.68
    Out of Stock
  • Out of Stock

    Digital CO2 Controller Fuzzy Logic

    Original price $369.12
    Original price $369.12 - Original price $369.12
    Original price $369.12
    Current price $353.07
    $353.07 - $353.07
    Current price $353.07

    Autopilot's simple to use highly accurate digital CO2 controller has arrived. Autopilot's digital CO2 controller measures the carbon dioxide level ...

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    Original price $369.12
    Original price $369.12 - Original price $369.12
    Original price $369.12
    Current price $353.07
    $353.07 - $353.07
    Current price $353.07
    Out of Stock
  • Out of Stock

    Sentinel GPS BHC-1a PB Basic Humidity Controller (Plug Box)

    Original price $81.08 - Original price $81.08
    Original price
    $81.08
    $81.08 - $81.08
    Current price $81.08

    The BHC-1a Basic Humidity Controller is designed to control fans, dehumidifier, humidifiers, misters and other ventilation equipment in gardens, gr...

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    Original price $81.08 - Original price $81.08
    Original price
    $81.08
    $81.08 - $81.08
    Current price $81.08
    Out of Stock
  • Out of Stock

    Titan Controls - Spartan Series Cooling Controller

    Original price $51.69
    Original price $51.69 - Original price $51.69
    Original price $51.69
    Current price $49.59
    $49.59 - $49.59
    Current price $49.59

    Original price $51.69
    Original price $51.69 - Original price $51.69
    Original price $51.69
    Current price $49.59
    $49.59 - $49.59
    Current price $49.59
    Out of Stock
  • Out of Stock

    Sentinel GPS BHC-1a WM Basic Humidity Controller (Wall Mount)

    Original price $93.04 - Original price $93.04
    Original price
    $93.04
    $93.04 - $93.04
    Current price $93.04

    The BHC-1a Basic Humidity Controller is designed to control fans, dehumidifier, humidifiers, misters and other ventilation equipment in gardens, gr...

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    Original price $93.04 - Original price $93.04
    Original price
    $93.04
    $93.04 - $93.04
    Current price $93.04
    Out of Stock
  • Out of Stock

    Titan Controls Helios 6 - 8 Light 240 Volt Controller w- Dual Trigger Cords

    Original price $327.05
    Original price $327.05 - Original price $327.05
    Original price $327.05
    Current price $243.58
    $243.58 - $243.58
    Current price $243.58

    Original price $327.05
    Original price $327.05 - Original price $327.05
    Original price $327.05
    Current price $243.58
    $243.58 - $243.58
    Current price $243.58
    Out of Stock
  • FALSE
    Out of Stock

    Titan Controls Spartan Series CO2 Monitor

    Original price $58.99 - Original price $58.99
    Original price
    $58.99
    $58.99 - $58.99
    Current price $58.99

    Original price $58.99 - Original price $58.99
    Original price
    $58.99
    $58.99 - $58.99
    Current price $58.99
    Out of Stock
  • Out of Stock

    La Crosse Alerts Remote Temperature and Humidity Monitoring System

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $23.99
    $23.99 - $23.99
    Current price $23.99

    Use a smartphone, tablet or computer to remotely monitor temperature and humidity levels that affect your home, business, vacation home or rentals....

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $23.99
    $23.99 - $23.99
    Current price $23.99
    Out of Stock
  • Out of Stock

    Titan Controls Atlas 1 CO2 Monitor - Controller w- Remote Sensor

    Original price $774.52
    Original price $774.52 - Original price $774.52
    Original price $774.52
    Current price $575.26
    $575.26 - $575.26
    Current price $575.26

    Atlas® 1 CO2 Monitor/Controller comes with a 25 foot remote sensor. It features adjustable set point and elevation levels, a built in self calibrat...

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    Original price $774.52
    Original price $774.52 - Original price $774.52
    Original price $774.52
    Current price $575.26
    $575.26 - $575.26
    Current price $575.26
    Out of Stock
  • Out of Stock

    La Crosse Alerts Remote Temperature and Humidity Monitoring System w- Water Leak Detector

    Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99

    Use a smartphone, tablet or computer to remotely monitor temperature and humidity levels that affect your home, business, vacation home or rentals....

    View full details
    Original price $23.99 - Original price $23.99
    Original price
    $23.99
    $23.99 - $23.99
    Current price $23.99
    Out of Stock
  • Out of Stock

    La Crosse Alerts Remote Temperature and Humidity Monitoring w- 6 ft Detachable Wet Temperature Probe

    Original price $33.99 - Original price $33.99
    Original price
    $33.99
    $33.99 - $33.99
    Current price $33.99

    Use a smartphone, tablet or computer to remotely monitor temperature and humidity levels that affect your home, business, vacation home or rentals....

    View full details
    Original price $33.99 - Original price $33.99
    Original price
    $33.99
    $33.99 - $33.99
    Current price $33.99
    Out of Stock
  • Out of Stock

    La Crosse Add-on Temperature & Humidity Sensor

    Original price $36.42 - Original price $36.42
    Original price
    $36.42
    $36.42 - $36.42
    Current price $36.42

    Use a smartphone, tablet or computer to remotely monitor temperature and humidity levels that affect your home, business, vacation home or rentals....

    View full details
    Original price $36.42 - Original price $36.42
    Original price
    $36.42
    $36.42 - $36.42
    Current price $36.42
    Out of Stock
  • Out of Stock

    Titan Controls Saturn 6 Replacement Sensor

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $263.99
    $263.99 - $263.99
    Current price $263.99

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $263.99
    $263.99 - $263.99
    Current price $263.99
    Out of Stock
  • Out of Stock

    Titan Controls Saturn 5 Replacement Sensor

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $83.99
    $83.99 - $83.99
    Current price $83.99

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $83.99
    $83.99 - $83.99
    Current price $83.99
    Out of Stock
  • FALSE

    CO2 Sensor for Hydro-X with cable set

    Original price $335.00
    Original price $335.00 - Original price $335.00
    Original price $335.00
    Current price $232.99
    $232.99 - $232.99
    Current price $232.99

    Special Order Item; ships within 14 days.

    Original price $335.00
    Original price $335.00 - Original price $335.00
    Original price $335.00
    Current price $232.99
    $232.99 - $232.99
    Current price $232.99
  • Out of Stock

    Titan Controls Saturn 4 Replacement Sensor

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $32.99
    $32.99 - $32.99
    Current price $32.99

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $32.99
    $32.99 - $32.99
    Current price $32.99
    Out of Stock
  • Out of Stock

    Grozone Garden Controls Cooling Thermostat

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $55.88
    $55.88 - $55.88
    Current price $55.88

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $55.88
    $55.88 - $55.88
    Current price $55.88
    Out of Stock
  • Out of Stock

    Grozone Garden Controls Cycle Timer

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $50.88
    $50.88 - $50.88
    Current price $50.88

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $50.88
    $50.88 - $50.88
    Current price $50.88
    Out of Stock
  • FALSE
    Out of Stock

    240V Humidity Device Station 240V Humidity Control Relay Single Pack with cable set

    Original price $19.00
    Original price $19.00 - Original price $19.00
    Original price $19.00
    Current price $13.83
    $13.83 - $13.83
    Current price $13.83

    Special Order Item; ships within 14 days.

    Original price $19.00
    Original price $19.00 - Original price $19.00
    Original price $19.00
    Current price $13.83
    $13.83 - $13.83
    Current price $13.83
    Out of Stock
  • FALSE
    Out of Stock

    240V Temperature Device Station 240V Temperature Control Relay Single Pack with cable set

    Original price $0.71
    Original price $0.71 - Original price $0.71
    Original price $0.71
    Current price $0.41
    $0.41 - $0.41
    Current price $0.41

    Special Order Item; ships within 14 days.

    Original price $0.71
    Original price $0.71 - Original price $0.71
    Original price $0.71
    Current price $0.41
    $0.41 - $0.41
    Current price $0.41
    Out of Stock
  • FALSE
    Out of Stock

    Device Station 6 Pack: 1x DSC-1 for CO2 Control; 1x DSH-1 for Humid Control; 1x DST-1 for Temp Control; 3x DSP-1 for Timer Program Control,

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $240.50
    $240.50 - $240.50
    Current price $240.50

    Special Order Item; ships within 14 days.

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $240.50
    $240.50 - $240.50
    Current price $240.50
    Out of Stock
  • FALSE
    Out of Stock

    Lighting Control Adapter D, for Controlling Dimlux Ballast

    Original price $750.00
    Original price $750.00 - Original price $750.00
    Original price $750.00
    Current price $523.99
    $523.99 - $523.99
    Current price $523.99

    Special Order Item; ships within 14 days.

    Original price $750.00
    Original price $750.00 - Original price $750.00
    Original price $750.00
    Current price $523.99
    $523.99 - $523.99
    Current price $523.99
    Out of Stock
  • FALSE
    Out of Stock

    Expander Station 4: 4 outlet expander station with trigger cable for mutiple devices control

    Original price $110.00
    Original price $110.00 - Original price $110.00
    Original price $110.00
    Current price $80.99
    $80.99 - $80.99
    Current price $80.99

    Special Order Item; ships within 14 days.

    Original price $110.00
    Original price $110.00 - Original price $110.00
    Original price $110.00
    Current price $80.99
    $80.99 - $80.99
    Current price $80.99
    Out of Stock
  • FALSE
    Out of Stock

    Lighting Control Adapter P, for Controlling Phantom Ballast

    Original price $11.95
    Original price $11.95 - Original price $11.95
    Original price $11.95
    Current price $8.38
    $8.38 - $8.38
    Current price $8.38

    Special Order Item; ships within 14 days.

    Original price $11.95
    Original price $11.95 - Original price $11.95
    Original price $11.95
    Current price $8.38
    $8.38 - $8.38
    Current price $8.38
    Out of Stock
  • FALSE
    Out of Stock

    Rj12 Extension Cable Set: 1x 16' RJ12 Cable; 1x 4' RJ12 Cable; 1x RJ12 T-Spliter

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $14.30
    $14.30 - $14.30
    Current price $14.30

    Special Order Item; ships within 14 days.

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $14.30
    $14.30 - $14.30
    Current price $14.30
    Out of Stock
  • FALSE
    Out of Stock

    Program Device Station Timer Program Control Relay Single Pack with cable set

    Original price $1.26
    Original price $1.26 - Original price $1.26
    Original price $1.26
    Current price $0.73
    $0.73 - $0.73
    Current price $0.73

    Special Order Item; ships within 14 days.

    Original price $1.26
    Original price $1.26 - Original price $1.26
    Original price $1.26
    Current price $0.73
    $0.73 - $0.73
    Current price $0.73
    Out of Stock
  • FALSE
    Out of Stock

    Humidity Device Station Humidity Control Relay Single Pack with cable set

    Original price $1.49
    Original price $1.49 - Original price $1.49
    Original price $1.49
    Current price $0.86
    $0.86 - $0.86
    Current price $0.86

    Special Order Item; ships within 14 days.

    Original price $1.49
    Original price $1.49 - Original price $1.49
    Original price $1.49
    Current price $0.86
    $0.86 - $0.86
    Current price $0.86
    Out of Stock
  • FALSE
    Out of Stock

    Temperature Device Station Temperature Control Relay Single Pack with cable set

    Original price $2.10
    Original price $2.10 - Original price $2.10
    Original price $2.10
    Current price $1.21
    $1.21 - $1.21
    Current price $1.21

    Special Order Item; ships within 14 days.

    Original price $2.10
    Original price $2.10 - Original price $2.10
    Original price $2.10
    Current price $1.21
    $1.21 - $1.21
    Current price $1.21
    Out of Stock
  • FALSE
    Out of Stock

    CO2 Device Station CO2 Control Relay Single Pack with cable set

    Original price $15.95
    Original price $15.95 - Original price $15.95
    Original price $15.95
    Current price $11.06
    $11.06 - $11.06
    Current price $11.06

    Special Order Item; ships within 14 days.

    Original price $15.95
    Original price $15.95 - Original price $15.95
    Original price $15.95
    Current price $11.06
    $11.06 - $11.06
    Current price $11.06
    Out of Stock
  • FALSE
    Out of Stock

    Lighting Control Adapter S, for Controlling Sun System Ballast

    Original price $650.00
    Original price $650.00 - Original price $650.00
    Original price $650.00
    Current price $465.99
    $465.99 - $465.99
    Current price $465.99

    Special Order Item; ships within 14 days.

    Original price $650.00
    Original price $650.00 - Original price $650.00
    Original price $650.00
    Current price $465.99
    $465.99 - $465.99
    Current price $465.99
    Out of Stock
  • FALSE
    Out of Stock

    Lighting Control Adapter G for Controlling Gavita Ballast or any light using 0~10V code

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $44.59
    $44.59 - $44.59
    Current price $44.59

    Special Order Item; ships within 14 days.

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $44.59
    $44.59 - $44.59
    Current price $44.59
    Out of Stock
  • FALSE
    Out of Stock

    AC Remote Station, Universal Remote Control for any remote controlled AC such as Mini-Split AC system

    Original price $225.00
    Original price $225.00 - Original price $225.00
    Original price $225.00
    Current price $157.99
    $157.99 - $157.99
    Current price $157.99

    Special Order Item; ships within 14 days.

    Original price $225.00
    Original price $225.00 - Original price $225.00
    Original price $225.00
    Current price $157.99
    $157.99 - $157.99
    Current price $157.99
    Out of Stock
  • FALSE
    Out of Stock

    Thermostat Station, replacing AC Thermostat to control Commerical AC units

    Original price $370.00
    Original price $370.00 - Original price $370.00
    Original price $370.00
    Current price $256.99
    $256.99 - $256.99
    Current price $256.99

    Special Order Item; ships within 14 days.

    Original price $370.00
    Original price $370.00 - Original price $370.00
    Original price $370.00
    Current price $256.99
    $256.99 - $256.99
    Current price $256.99
    Out of Stock
  • FALSE
    Out of Stock

    Smoke Detector for Hydro-X with cable set

    Original price $54.95
    Original price $54.95 - Original price $54.95
    Original price $54.95
    Current price $38.41
    $38.41 - $38.41
    Current price $38.41

    Special Order Item; ships within 14 days.

    Original price $54.95
    Original price $54.95 - Original price $54.95
    Original price $54.95
    Current price $38.41
    $38.41 - $38.41
    Current price $38.41
    Out of Stock
  • Out of Stock

    Hydro-X Controller with 3-in-1 Sensor (Temp - Humid - Light ) and Cable set, Free Phone App

    Original price $400.00
    Original price $400.00 - Original price $400.00
    Original price $400.00
    Current price $279.99
    $279.99 - $279.99
    Current price $279.99

    Special Order Item; ships within 14 days.

    Original price $400.00
    Original price $400.00 - Original price $400.00
    Original price $400.00
    Current price $279.99
    $279.99 - $279.99
    Current price $279.99
    Out of Stock
  • Out of Stock

    La Crosse Add-on Temperature & Humidity Sensor w- 6 ft Water Detection Sensor

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $23.99
    $23.99 - $23.99
    Current price $23.99

    Use a smartphone, tablet or computer to remotely monitor temperature and humidity levels that affect your home, business, vacation home or rentals....

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $23.99
    $23.99 - $23.99
    Current price $23.99
    Out of Stock
  • FALSE
    Out of Stock

    Microbe Life Foliar Spray & Root Dip 2.5 Gallon

    Original price $127.96
    Original price $127.96 - Original price $127.96
    Original price $127.96
    Current price $97.74
    $97.74 - $97.74
    Current price $97.74

    Specifically created for foliar applications, root dips and root drenches, this supplement to Photosynthesis Plus and Nourish-L, combines the high ...

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    Original price $127.96
    Original price $127.96 - Original price $127.96
    Original price $127.96
    Current price $97.74
    $97.74 - $97.74
    Current price $97.74
    Out of Stock
  • Out of Stock

    La Crosse Add-on Temperature & Humidity Sensor w- 6 ft Detachable Wet Temperature Probe

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $33.99
    $33.99 - $33.99
    Current price $33.99

    Use a smartphone, tablet or computer to remotely monitor temperature and humidity levels that affect your home, business, vacation home or rentals....

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $33.99
    $33.99 - $33.99
    Current price $33.99
    Out of Stock
  • Out of Stock

    Titan Controls Hades 2 Replacement Sensor

    Original price $57.50
    Original price $57.50 - Original price $57.50
    Original price $57.50
    Current price $35.10
    $35.10 - $35.10
    Current price $35.10

    Original price $57.50
    Original price $57.50 - Original price $57.50
    Original price $57.50
    Current price $35.10
    $35.10 - $35.10
    Current price $35.10
    Out of Stock
  • Out of Stock

    Titan Controls Atlas 4 Output Box

    Original price $51.35 - Original price $51.35
    Original price
    $51.35
    $51.35 - $51.35
    Current price $51.35

    Original price $51.35 - Original price $51.35
    Original price
    $51.35
    $51.35 - $51.35
    Current price $51.35
    Out of Stock
  • Out of Stock

    Titan Controls Atlas 4 CO2 Sensor

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $279.73
    $279.73 - $279.73
    Current price $279.73

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $279.73
    $279.73 - $279.73
    Current price $279.73
    Out of Stock

Climate & CO2 Timer and Green Houses Benefits

Zenhydro offers a number of thermometers, hygrometers, remotely controlled meters, CO2 controllers, Fan controls, light controllers and many more climate control apparatus. Pick from popular brands such as iPower, Titan Controls, La Crosse and Growzone Controls.