How does a recirculating water heater work?

Traditional Hot Water Recirculating Systems Near the water heater area, a recirculating pump pulls the water from the furthest fixture back into the water heater, creating a loop. This loop keeps hot water going throughout the house so when a fixture is used, hot water is right there.Click to see full answer. Likewise, people ask, how do hot water recirculating systems work?A hot water recirculation system is a plumbing system that moves hot water to fixtures quickly without waiting for the water to get hot. Rather than relying on low water pressure, common in most water lines, recirculating systems rapidly move water from a water heater to the fixtures.One may also ask, what is a hot water recirculation loop? A hot-water loop uses a small pump to circulate hot water between a water heater and a distant bathroom or kitchen. The only type of hot-water circulation loop worth considering is a demand-controlled system that uses a pump activated by a switch near the fixture with the longest wait time. Keeping this in consideration, do hot water recirculation pumps save money? Demand hot water recirculating systems can save water and energy in some situations. Recirculation systems that operate continuously have the potential to use more energy, due to energy spent pumping and hot water energy lost from the pipes, than the energy saved by reducing hot water waste.How much does it cost to install a hot water recirculation pump?The price tag of a hot water recirculation pump is around $200 and most can be installed by the consumer but some require a plumber. In addition to this fixed cost, there are two variable costs to consider, the energy used by the pump, and the additional water heating required.

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