We are currently offering the following Complete Comfort System special: 

NEW Heating or Cooling System

60 Months, NO Interest*

Most installations are completed in one day. Schedule your 100% FREE – No Obligation consultation today.

*On qualifying high-efficency systems. Cannot be combined with other offers and discounts. Call for full details.

Current offer expires 6/30/2024.

Schedule Your Consultation

Heritage Complete Comfort Systems

Heritage Complete Comfort Systems are guaranteed to provide you with…

  • Year-round comfort
  • Peace-of-mind reliability, and…
  • Complete safety

And each Complete Comfort System installation is backed by Heritage’s 6-star service promise:

Complete care systems badge

Heritage 6-Star Service Promise

  • We promise your new system will be designed to match your home’s specific heating/cooling needs (no guessing, no “rules of thumb”, no under or oversizing.
  • We promise your installation will be completed in a timely and efficient manner (most installations are completed in one day).
  • We promise our workmanship and installation practices will meet and exceed all industry standards and local code requirements.


  • We promise that you’ll love our people and the care they extend to you and your property.
  • We promise 100% satisfaction.  And if we fall short, we will do everything in our power to make it right, including providing a full refund if necessary.
  • As a member of Heritage Complete Care (our customized annual maintenance program), we promise to provide all of the preventative services needed to keep your new system running smoothly and efficiently for years to come.
New Hampshire Boiler Installation | JustCallHeritage.com

Are You Ready for Year Round Comfort?

We approach your installation with a single goal in mind – to earn your loyalty for the long term. This is not a transaction to complete but a relationship to build.


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