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      42 products

      Greenhouse Dehumidifiers

      Indoor growing can generate a lot of humidity - something many plants don't take kindly to. Get a dehumidifier for your greenhouse to manage the air quality. These moisture removal systems also supply fresh air so you have optimal growth conditions.

      High-Performance Dehumidifiers

      Find the best dehumidifier for greenhouse applications at Greenhouse Megastore. We carry Quest grow dehumidifier systems that are made in the U.S. The Quest 70 Pint Dehumidifier is an energy-efficient machine that gives you flexibility for changing growing conditions. For maximum dry air power, the Quest Dual Overhead Dehumidifier has a capacity of up to 225 pints. Features such as automatic defrosting, continuous drainage and low operating temperatures make their ETL-certified dehumidifiers a smart commercial growing choice.

      You can use dehumidifiers for grow tents with plug-and-play ground operation or attach them overhead in a permanent structure. These dehumidifiers also work well for keeping moisture levels down in garages, workshops and storage areas. We have all the parts and accessories you need to take full control of dehumidifying efforts, including wall-mounted humidistats and fresh air intake ducts.

      Maintain Ideal Air

      A dehumidifier can be a must for growers who use misting and fogging systems, evaporative coolers and other moisture-generating equipment - or if you live and work in an area with humid weather. Use them seasonally or year-round to manage air quality for moisture-sensitive plants. Quest dehumidifiers have a five-year compressor/refrigerant warranty and a one-year parts/labor warranty. Greenhouse Megastore guarantees the lowest price and has free shipping on orders over $99 in the contiguous U.S.