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Are tankless water heaters energy efficient?

April 26, 2017Heaters tankless water

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Are tankless water heaters energy efficient?

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Yes, tankless water heaters are very energy efficient. The Energy Factor, EF, of all Rheem tankless water heaters is over .81. By comparison, a standard tank type water heater has an EF of around .62, so you can see that they are inherently more efficient than a storage type water heater.