| Are you tired of turning on the shower or sink | | | | your recirculating pump will be activated. |
| faucet and waiting for hot water to emerge? | | | | Another solution is to add a timer to the pump. |
| Well, there is an easy solution. You can solve the | | | | You can then set the timer to turn on the pump |
| problem by simply installing a hot water | | | | just prior to the time you wake up in the |
| recirculating pump. | | | | morning, and the time you return from work in |
| Some recirculating pumps have a thermostat that | | | | the evening. In this way energy will be conserved, |
| measures the temperature of the standing water | | | | and hot water will be waiting at your faucet at |
| in the pipeline. This measurement is made at the | | | | the times that you need it most. |
| fixture that is furthest from the heater. When the | | | | Grundfos makes pumps that operate in this way. |
| temperature drops below a preset limit, the pump | | | | These pumps are available with timers, and they |
| is activated and it pumps water from the heating | | | | can be simply spliced into the line immediately |
| unit into the line. At the same time the cooled | | | | after it leaves the heater. These pumps range in |
| standing water in the line is pumped through the | | | | price from $100 to $300. |
| cold line back to the heater. Through this | | | | Pumps made by Metlund and Chilipepper also use |
| recirculating loop, the pump will provide you with | | | | a recirculating loop, but solve the problem of |
| instant hot water whenever you need it. | | | | energy wastage in a different way. These models |
| This pump is electrically operated. It does not use | | | | are installed below your bathroom sink, and by |
| much electricity, but energy will be wasted if it | | | | simply pushing a button on the pump, hot water |
| repeatedly turns on and off throughout the day | | | | will be instantly supplied to all of your fixtures. |
| and night. The energy wastage can be minimized | | | | With this system, the hot water recirculating |
| in several ways. One way is to insulate your pipes. | | | | pump is only activated on demand. This keeps |
| If your pipes are easily accessible, this can be | | | | energy usage to a minimum so that you do not |
| done very cheaply. This will keep heat losses to a | | | | need a timer. |
| minimum, and reduce the frequency at which | | | | |