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Recirculation check

Hot Water Recirculation Pump Guide

Check whether a hot water recirculation pump is raising utility costs through pump runtime, water heater standby loss, timers, or leaks.

Electric bill

$226

Energy$142
Delivery$48.00
Fees$36.00

All-in rate

$0.246 per kWh

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Cooling hours

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When this guide fits

Hot water arrives quickly at faucets, but the electric, gas, or water bill seems higher after a recirculation system was added or changed.

A recirculation pump can save wait time and some water, but it may increase water-heater runtime if it circulates too often or loses heat through pipes.

Check first

  • Find pump wattage, schedule, timer settings, and whether it runs continuously.
  • Check water heater runtime, pipe insulation, and distant fixtures.
  • Look for hot-water leaks or crossover issues that keep the system running.
  • Compare water savings with any increase in electric or gas heating cost.

Practical savings moves

  • Use timer, demand, or smart controls when they fit the system.
  • Insulate accessible hot water pipes where appropriate.
  • Fix hot-water leaks before judging pump cost.
  • Track daily usage after changing schedules so comfort and savings are both visible.

Avoid these mistakes

  • Do not run a recirculation pump continuously by default without checking cost.
  • Do not ignore water heater standby loss while focusing only on pump watts.
  • Do not remove a convenience or accessibility feature without household agreement.

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FAQ

Short answers for search visitors and bill-checking moments.

Can a hot water recirculation pump raise bills?

Yes. Pump electricity and extra water-heater runtime can raise costs if the system runs too often or loses heat through pipes.

Does a recirculation pump save water?

It can reduce water wasted while waiting for hot water, but the energy side should be checked too.