Careers | 603-430-9414

Local Furnace Installation Services and Furnace Replacement Services in Seacoast NH and Southern Maine.

Home Furnace Installation

Energy efficiency is the name of the game when it comes to installing the best furnaces on the market. If you’re starting to feel like it’s time to replace an aging furnace, give us a call, before it becomes an emergency. We’ll do a free walk-through and give you a detailed estimate with recommendations based on our findings. We’ll talk you through the options and benefits of transitioning to a newer, more efficient system, that will save you thousands of dollars in the long run.

And, because we know that a new furnace is a big-ticket item, we offer assistance  with  Financing and Rebates to help you manage the costs. At East Coast, your comfort and safety is our top priority and we always make the extra effort to explain our recommendations so you can feel good about your purchase decision.

After decades of working with multiple manufacturers, our team chose to align with Rheem, investing the time and effort to earn our Pro Partner designation. We believe that Rheem is the best value for homeowners who are in need of a furnace replacement or installation, and are searching for a quality product at a reasonable price point.

Let us configure and install your next heating system. We’ll recommend a solution that’s best for your home, your budget, and your year-round comfort. All our recommended systems are efficient and customizable, and our walk-throughs and estimates are free*.

Get a Free In Home Estimate

Contact Us | 603-430-9414

*Please note that free estimate services are for a system replacement or installation quotes only.
All service and diagnostic visits are subject to our hourly service rate.

Furnaces We Install

Natural Gas Furnaces

Propane Furnaces

Oil Furnaces

Electric Furnaces

Experience You Can Count On

East Coast is proud to be a trusted heating, cooling, and electrical resource for homeowners all across the New Hampshire seacoast and southern Maine. When you turn to us, you get expert service from licensed HVAC technicians and professional electricians at a fair price – every time. For nearly four decades, families have relied on our dedication to total customer satisfaction. How can we be of service to you, today?

Contact Us | 603-430-9414

Save with an Energy
Savings Agreement

Extend and protect  the life of your heating and cooling equipment and keep more money in your wallet with an Energy Savings Agreement from East Coast HVAC. ESA members enjoy 20% off routine maintenance and get preferred scheduling for services like 24/7 emergency service, system tests, startups, visual inspections, and cleanings. 

Learn More

Brands We Install

East Coast HVAC specializes in installing furnaces from the following industry-leading brands. Our trained HVAC technicians are also qualified to install and service any other brands upon request.

Learn More About Rheem

Get Smart. Pay Fairly
Rebates & Financing Options.

East Coast HVAC is committed to providing you with energy-efficient solutions.  We know that a new heating and cooling system can be costly and we’re here to help make your purchase more affordable. That’s why we say, “Pay Fairly,” and why we make it easy for you to apply for additional money-saving offers.

Did you know?
You could get a home heating and cooling solution fully installed for as low as $65/mo!

Questions about how any of this works?
We’re here to help – just call! 603-430-9414

FAQs: Furnace Installation and Replacement Services


If your existing furnace is more than ten years old, and is working intermittently, experiencing frequent outages, or creating high utility bills, it is time to consider replacing your furnace. If your furnace is more than fifteen years old, it may be wise to proactively replace your furnace with a new, more efficient model, to save money on fuel costs and to prevent any emergency situations during the winter months.


Most times, it is possible to add air conditioning to an existing forced air furnace. Picking a qualified contractor is critical, to make sure your existing duct work is adequate, insulation is in place, and system sizing


Most furnace replacements will be completed and running, in one day.


Request Service: Furnace Installation or Replacement

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