Magic Plumbing San Francisco

If we can take ReTherm’s claim at face value, by installing their device to recover waste heat that would otherwise go down the drain, we can save at least as much as we would with tankless water heaters, at a fraction of the install cost — which means the device might actually pay for itself in a reasonable period of time. The ReTherm heat exchanger basically replaces a section of your sewer pipe. As warm water flows through the heat exchanger, some of the heat in the water is absorbed b

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