Temperature & Humidity
At The Greenhouse Effect we stock a wide range of Temperature & Humidity products for hydroponic gardening.
If you need any help please call us on 01908 585 283, our highly knowledgeable staff will be happy to assist you.
We have everything you need to get growing under one roof!

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Air Comfort – Wireless Temperature & Humidity

£29.69
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Air Comfort - Wireless Temperature & Humidity

Digital Series Therma Hygrometer with Probe

£13.49
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Digital Series Therma Hygrometer with Probe

ETI Min/max Therma Hygrometer

£16.19
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ETI Min/max Therma Hygrometer

Room Thermometer

£3.59
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Room Thermometer

Therma Hygrometer without Probe

£10.79
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Therma Hygrometer without Probe