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 Vacuum Tube - DY-022
Solar Vacuum Tube: Evacuated tubes are the absorber of the solar water heater. They absorb solar energy converting it into heat for use in water heating. Evacuated tubes have already been used for years in Germany, Cana... |
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 Heat Pipe Vacuum Tube - DY-021
Solar Vacuum Tube: Solar water heater Features:1) The pipes are made of advanced superconductive oxygen-free copper2) No water inside, can protect against freezing and hail, safe and more reliable 3) Starts up fast and ... |
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 Heat Pipe - DY-020
Solar Vacuum Tube: The new evacuated heat-pipe tube is a revolutionary breakthrough in the line of solar energy, as well as the symbol of a great leap in solar thermal utilization field. The tube has the following advan... |
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Solar Water Heaters