Gas Tank-less Water Heater
2nd term 2017 – 2018
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Abstract
Gas tankless water heaters which are also called as instantaneous or demand water heaters are gaining in popularity have a below the heat exchanger, with a flue running longitudinally through the center of it. A gas tankless water heater has a modulating gas burner that fires as needed to supply hot water at an approximately constant temperature, meeting hot water demand on a real time basis. Tankless water heaters can be retrofitted in an existing home in many cases. Tankless gas water heaters are about double the initial equipment cost of storage gas water heaters.
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