It looks quite simple, this perforated, transparent plastic cover Christian Vachon, President of Enerconcept Technologies, is holding in his hands. The above-shown cover, however, achieved the best performance factor ever reached in the collector ranking Read More
Air collector companies exist very much in the shadows of the manufacturers of water collectors. Therefore a Solar Air Heating World Industry Association (SAHWIA) is necessary. But not all manufacturers are pleased with the procedure Read More
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