The Orchid Doctor Articles under the Heading Heat Collectors

Heat Collectors Comments
HEAT COLLECTORS: For Greenhouses Heat near the roof is up to 15 dF warmer, and can be returned to the floor area continually by means of installed collectors run by electricity to save from 10% to 20%, of fuel costs; they also lower the roof area humidity; in summer they help to keep the house cooler. OR82-221; how much does the electricity cost? 0

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