Evacuated Tube Solar Collectors harness the power of the sun to provide energy for hydronic systems while reducing utility costs and pollution. Evacuated tube collectors use a vacuum space within each tube’s borosilicate glass shell to offer unsurpassed heat loss protection. HTP Evacuated Tube Solar Collectors are independently tested and certified by the world’s leading solar energy authorities. Numerous design innovations ensure that HTP’s Evacuated Tube Solar Collectors lead the industry in reliability, heat output, and return on investment.
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