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Tankless Water Heaters

New Hampshire's local tankless hot water heater installation & replacement pros.

More New Hampshire homeowners and business owners are choosing Rinnai for their tankless hot water needs. They're also choosing a reliable and local Rinnai ACE dealer, GSMS! We've proudly been installing and servicing Rinnai tankless water heater systems for 20+ years. As your local Rinnai tankless hot water heater installer, you can rest assured our team will assist you in installing a reliable system that will last you many years to come.

Ready to make the switch to tankless and enjoy endless hot water? Call 603-424-8258 today!

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How does a tankless water heater work? 

With a tankless water heater, your New Hampshire home’s cold water is heated only when you need it, and it stays hot until you’re done using it. This results in a limitless hot water supply and little to no wasted energy usage.

  1. Call for Hot Water: The heater detects hot water flow. Flame ignites and heats two heat exchangers
  2. Water Preheats: Water preheats as it passes through the secondary heat exchanger.
  3. Water Reheats: Water continues to heat to the desired temperature as it passes through the stainless steel primary heat exchanger.
  4. Hot Water Delivered: Heated hot water exits the unit and travels through your home’s piping to the water fixture where it is needed.

Tankless is better than a tank in many ways

Your Bedford or surrounding area hot water heater is the most important appliance in your home. Choosing tankless is a smart investment.

  • No More Wasting Hot Water: Waiting for hot water can be frustrating, costly, and wasteful. Recirculating technology eliminates the wait, so hot water is always at the ready.
  • Energy Efficient: Rated by a Uniform Energy Factor (UEF), tankless water heaters are a highly efficient hot water appliance and ENERGY STAR® certified units offer additional energy-saving benefits.
  • Durable and Reliable: It's easier to repair tankless water heaters than to repair tank water heaters, often eliminating the need to replace the unit. And many offer extended, comprehensive warranties.
  • Unlimited Hot Water: Because your water is continuously heated as needed, you’ll never have to choose between taking a hot shower, doing a load of laundry, or running the dishwasher.

Save money on your Rinnai Tankless system! 

With NHSaves, there are excellent rebate programs available that you may qualify for to save $700. Reach out to GSMS today to learn more!

Why choose GSMS for your tankless water heater installation?

  • Specialized Expertise in Tankless Systems: Since 1987, GSMS has been a trusted name in the plumbing industry in New Hampshire. Our team of highly trained technicians has specialized expertise in tankless water heater installations, ensuring a smooth and efficient setup tailored to your home’s needs.
  • Customized Installation Solutions: Every home is unique, and so are its hot water needs. We work closely with you to design and install a tankless water heater system that meets your specific requirements. Whether you need a single unit for your entire home or multiple units for different areas, we’ve got you covered.
  • High-Quality Products: At GSMS, we install only the best tankless water heaters from Rinnai. Our commitment to quality ensures that you receive a reliable, efficient, and durable system that provides endless hot water on demand.
  • Energy Efficiency and Savings: Tankless water heaters are known for their energy efficiency, as they heat water only when needed. Our expert installation maximizes these benefits, helping you save on utility bills while enjoying an endless supply of hot water.

Endless hot water, installed with precision.

Enjoy the convenience and efficiency of endless hot water with a professionally installed tankless water heater from GSMS. Our expert team is ready to provide you with a customized solution that meets your home’s specific needs and helps you save on energy costs.

Call us now at 603-424-8258 or click here to book your appointment online!

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