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Once I've downloaded my portfolio and made some changes to it, is there ...
energystar-mesa.force.com/PortfolioManager/s/article/Once-I-ve-downloaded-my-portfolio-and-made-some-changes-to-it-is-there-a-way-to-easily-upload-all-of-this-data-again-1600088534771
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How efficient are ENERGY STAR certified boilers?
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Sep 15, 2020 Knowledge. ENERGY STAR certified gas boilers must be at least 90% more efficient and oil boilers at least 87% more efficient than ...