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Professional Home Cooling Services
in Seacoast New Hampshire and Southern Maine

Home Cooling Services

As our New England summers grow hotter and longer, and more and more people are working from home, many homeowners in Maine and New Hampshire are turning to reliable home air conditioning solutions.

If youโ€™re considering an air conditioning system for your home, call us first. As a Diamond Elite Contractor for Mitsubishi Electric and a Rheem Pro Partner, we have the experienced, trained, and certified staff to recommend and install the best system for your needs and budget. There are many advanced technologies that continue to emerge in the heating and cooling space โ€“ so itโ€™s helpful to have an air conditioning professional visit your home to walk you through your options, before deciding on what type of AC system you want to install.

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Air Conditioning Services FAQs


East Coast HVAC offers complete air conditioning services including AC installation, AC replacement, seasonal maintenance, emergency air conditioning repair, ductless mini split installation, and high-efficiency cooling system upgrades. We help homeowners throughout New Hampshire stay comfortable during hot and humid summer weather.


Yes. We specialize in Mitsubishi Electric ductless mini split installation for homes throughout Dover, Portsmouth, Exeter, Rochester, as well as surrounding areas in Maine. Mini split systems are a great option for homes without existing ductwork, room additions, older homes, and homeowners looking for energy-efficient heating and cooling.


If your air conditioner is blowing warm air, struggling to cool your home, making unusual noises, or causing high energy bills, it may need professional service. Older systems that require frequent repairs or use outdated refrigerants may benefit from replacement. East Coast HVAC can inspect your system and recommend the most cost-effective solution.


Mini split systems provide flexible zoned comfort, high energy efficiency, quiet operation, and heating and cooling without bulky ductwork. Many New England homeowners choose mini splits because they help reduce energy costs while improving comfort in hard-to-cool spaces like additions, upstairs rooms, and finished basements.


Most air conditioning systems should be professionally serviced once a year, ideally in the spring before peak cooling season begins. Routine AC maintenance helps improve efficiency, extend system lifespan, reduce repair costs, and keep your cooling system operating reliably throughout the summer.


East Coast HVAC provides air conditioning installation and HVAC repair services across the Seacoast region, including Dover, Portsmouth, Stratham, Barrington, Newington, and nearby communities in New Hampshire and southern Maine. Our local technicians understand the cooling needs of homes throughout the area.


An air conditioner may freeze because of restricted airflow, dirty filters, refrigerant issues, clogged coils, or blower problems. If your system is icing up, it is important to turn it off and schedule professional service to prevent further damage. East Coast HVAC can diagnose the cause and restore proper cooling performance.


East Coast HVAC has decades of experience helping homeowners choose the right cooling systems for their homes, budgets, and comfort goals. Our team focuses on quality workmanship, trusted equipment brands, honest recommendations, and dependable customer service from installation through long-term maintenance.


Committed to More Than Cooling. East Coast HVAC Is Committed to Excellence.

As a family-owned and operated local business, we are committed to staying on top of advancements in our industry and providing cutting-edge training and education to our staff. Thatโ€™s why weโ€™re proud to belong to the Air Conditioning Association of New England, a not-for-profit trade association that represents heating, ventilating, air conditioning and refrigeration contractors in New England. This organization provides educational, legislative, and networking opportunities that keep us on top of the HVAC game in New England, and helps us serve you better.

Customer Reviews

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Joe cerilli profile picture
Joe cerilli
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Professional and courteous company. Extremely satisfied with our experience
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Jim Petro profile picture
Jim Petro
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Matt was excellent informed me of everything that he was doing. Would recommend your company to everyone. Thanks again.
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andy jaffe profile picture
andy jaffe
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Rattle in gearing system raised concern over blower going bad. Was a problem in the duct with two parts hitting. Fixed the same day.
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Dutch DUNKELBERGER profile picture
Dutch DUNKELBERGER
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Appointments are easy to book, and technicians arrive as promised! Quickly identified the problem with our heat, and offered multiple solutions Thanks, Cody and East Coast!
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Pat Salsburg profile picture
Pat Salsburg
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I had my electrical panel updated. Aaron Fritchy was the electrician. He was very professional. Explained what he was doing and answered all my questions. You can tell that he enjoys his job and enjoys people. When he was done everything was spotless. A job well done !
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Scott Dickinson profile picture
Scott Dickinson
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Matthew did an outstanding job! He was professional, courteous and a pleasure to work with. I would highly recommend!
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Bob Andelman profile picture
Bob Andelman
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Reliable business. Brandon is great!!
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Kevin Kelly profile picture
Kevin Kelly
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Great scheduling and Matt was personable, professional and knowledgeable. He explained everything that I needed to know
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David Kovar profile picture
David Kovar
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Sixth in a series of excellent appointments. Preparing for winter on two mini splits, a high efficiency boiler, and a forced hot air heat exchanger. Showed me which parts needed to be replaced, and explained why. Work was performed very well with clear communication through out.

Better Business Is In Your Backyard.
Reliable Heating, Cooling & Electrical Services.
Always Offered at the Fairest Prices Possible.

Serving homeowners in Seacoast New Hampshire and Southern Maine.
Our home base of operations is in Dover, New Hampshire and we happily serve customers
throughout the NH seacoast and within a 30-mile radius. 

Alton Bay
Barnstead
Barrington
Brentwood
Candia
Chester
Derry
Dover 
Durham
Epsom
Exeter
Farmington 
Hampton 
Kensington
Kingston
Lee
Londonderry
Madbury
Milton
New Castle
Newmarket
Northwood
Plaistow
Portsmouth
Raymond
Rochester
Rollinsford
Rye
Sanbornville
Seabrook
Somersworth
Wakefield

Alfred
Berwick 
Biddeford
Eliot 
Kennebunk
Kennebunkport
Kittery 
Lebanon 
North Berwick 
Ogunquit
Sanford 
South Berwick 
Wells
York 
York Harbor

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