Can You Identify All of These Items You Find at Home Depot?
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21. If your greenhouse is overly humid, your plants might rot. What's the name of this device that might help the problem?
Correct Incorrect Dehumidifiers remove humidity from the air by cooling the air down or by absorbing moisture. It sounds complicated but it works. If you have a really dry green room, it might stunt your plants, so you'll need to add a humidifier instead, which does the opposite of a dehumidifier.