Thermometers, Hygrometers & Other Meters

The moisture and temperature of the air in your grow space can have a huge effect on your plants. Make sure you have the correct moisture, humidity or temperature with Hydrobuilder’s thermometers, hygrometers, and oxygen meters to make sure your equipment is working effectively in your grow space.

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14 Item(s)

  1. Grower's Edge Jumbo Wall Thermometer
    $4.49

  2. Floating Thermometer
    $6.83

  3. Mondi Mini Greenhouse Thermo-Hygrometer
    $18.58

  4. Ideal-Air Infrared Thermometer, 9 Volt
    $21.43

  5. Temperature/Humidity Gauge
    $26.08

  6. TrolMaster Aqua-X Touch Spot + T Split Extension Cable
  7. TrolMaster Aqua-X Water Detector + Touch Spot for watering confirmation
  8. Sure Test Temperature and Relative Humidity Data-Logger
  9. TrolMaster Aqua-X 2-in-1 EC + Temp Sensor for Reservoir
    $81.00

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  10. Digital Brix Refractometer Range - 0 to 85
  11. Dissolved Oxygen Meter
    $226.49

  12. HM Digital Brix Refractometer
    $267.93

  13. HBX Thermo-Hygrometer with LCD Display
  14. Hanna Instruments Portable Dissolved Oxygen Meter, Waterproof, 115v
    $1,021.20

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14 Item(s)