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ENERGY STAR Residential Water Heaters Specification Version 5.0 Final Draft Stakeholder Comment Matrix
Using heat pump specs to answer your common sense questions | A New Shade of Green | Sherry Listgarten | Palo Alto Online
Federal Register :: Energy Conservation Program for Consumer Products and Certain Commercial and Industrial Equipment: Test Procedures for Consumer and Commercial Water Heaters
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Cambridge Water Heater Repair & Installations | Akian Plumbing, Heating & Air Conditioning
