Holland Forge, Thermometer, Mercury, Grow Room Temperature
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Holland Forge, Thermometer, Mercury, Grow Room Temperature
To gain the best in plant growth in a greenhouse or grow room, the temperature and humidity should be monitored and maintained. The maximum and minimum thermometer will monitor the temperature in your greenhouse or grow room and record the maximum and minimum temperatures reached since the thermometer was last reset. The Humidity meter / thermometer (100mm Dial) is ideal for monitoring both humidity and temperature in your greenhouse or grow room.
