Water Heaters

For Large Amounts of Affordable Hot Water Whenever You Need It, Get an Indirect or Tankless Water Heater.

Did You Know That up to 30% of the Average Home’s Energy Costs Goes toward Heating Water?

It’s no wonder when you think about all the cooking, dish washing, clothes washing, and bathing that goes on each day. That’s why it’s important to make sure that your water heater is the right size for job, and that it’s running as efficiently as possible to help keep your total annual energy costs down.


Whether you need a new water heater or would simply like to have your equipment repaired, maintained or installed, contact P. Gagnon today to get a FREE estimate and discuss your equipment options.


Below are just some of the finest water heaters on the market today:

rinnai tankless water heaters

For propane customers, we install Rinnai tankless water heaters, which can supply endless amounts of hot water to multiple outlets (faucets) simultaneously with no fluctuation in temperature. Tankless water heaters also save you money because they automatically shut down when hot water faucets are turned off. We will help our customers secure rebates on qualifying Rinnai water heater.


When compared to traditional models that use electricity, tankless models using propane are 70% more efficient.


Both of these water heaters offer unparalleled efficiency and comfort, and operating costs are a fraction of the cost of using electric water heaters. Contact us to get our best price on water heaters. Install, maintenance and repair services are all available.


 P. Gagnon serves South Berwick, Sanford, York, Dover, Durham, Hampton, Rochester and surrounding towns in Southern Maine and Seacoast New Hampshire.

crown mega-stor indirect water heaters

A high-efficiency indirect-fired water heater. With the MegaStor, you get:


  • Water heating that is up to three times faster than with electric water heaters.
  • An adjustable thermostat to set the water temperature where you want it.
  • An insulated tank that keeps your water hot during standby periods.
  • A durable stainless steel shell, which is dent resistant and comes with a lifetime guarantee against leakage.