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Heating, Cooling & Ventilation - Intermediate | 34 min training
Professional Credits: .5
June 1, 2020

Water heating comprises a large portion of the total household energy use, learn how to recover energy that’s going down the drain every time you use hot water. Drain water heat recovery devices capture the energy from hot water going down the drain and use it to preheat water feeding the hot water heater. Learn how to maximize the potential of this device by using it as part of a whole house water heating system and using equal flow plumbing to achieve peak efficiency.

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