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Preheat cold water using staging tank |
Tempering tank located in naturally warm area pre-heats cold water using ambient temperature Locate tempering tank in sunny area in warm climates Use old water heater or buy scratch-n-dent 20-30 gallon water heater. Do not connect electricity unless needed. Insulate tank and pipes. Copper tubing can be used to make tempering reservoir. Copper lasts longer than steel tank <> 2.5 gallons per 100 feet of 3/4" tube. Resources: Water heater not working See groundwater temp map Troubleshoot electric water heater How electric water heater works How-to-troubleshoot-gas-water-heater Two water heaters |
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Tempering
tank for tankless water heater Often tankless heaters are undersized to meet demand during cold weather. Winter time, customer discovers tankless can not heat water fast enough, but increasing thermostat setting on tankless causes unit to shut down. Tempering tank can solve problem by pre-heating water before it reaches tankless. Some tankless will not activate if incoming water is above certain temperature: check manufacturer specs |
Reliance 6-10 gallon Side connections/ 6 year warranty Buy Reliance water heaters 12-3 extension cords 12-3 southwire cable Resources Reliance manual State manual |
American 6-12 gal Top connections/ 6 year warranty Buy American tiny at Amazon 12-3 extension cords 12-3 southwire cable Resource: American manual |
Rheem 2-6-10-20 gallon Side connections/ 6 year warranty Buy Rheem point of use 12-3 extension cords 12-3 southwire cable Resource: Rheem manual |
Make
heat exchanger using
lathe or manually
wrap copper around PVC pipe. Use pex pipe instead of copper Copper tubing can be used to make tempering reservoir. Copper lasts longer than steel tank <> 2.5 gallons per 100 feet of 3/4" tube |
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