Jan 07

Tankless Water Heater

Tankless Water Heater

  • Powered by electric, gas, or propane.
  • Instead of storing hot water in a tank it uses a heat exchanger to quickly heat water as it passes
  • Heat exchangers only turn on when you turn on hot water faucet.
  • Heats 2 to 5 gallons per minute.
  • Energy cost is reduced by about 20% annually.
  • Size is a small suitcase. So it takes up less space.
  • Life expectancy 20+ years
  • Possibly best option for new construction.
  • Unit cost $700 – $1500
  • Installation can be very costly.
  • Retrofitting a home can be very expensive.
  • Has lots of parts and intricate controls which need special care.
  • Can take time before hot water reaches the tap.
  • May require larger gas lines, higher output electrical service.


  1. Deseo Componentes

    Howdy! I’m at work browsing your blog from my new iphone!
    Just wanted to say I love reading through your blog and look forward to all your posts!
    Keep up the fantastic work!

  2. Marcus Coons

    I loved when you mentioned how your tankless water heater lasts about 20 years. It is always a good idea to remember that doing some research and understanding how your boiler works can help you know how to properly take care of it. We are thinking about replacing our old water heater and need to find a good professional to help us out.

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