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Quality Comfort Inc is a family-owned HVAC company based at 25 Waltham Drive in Nashua, New Hampshire. Its website says the company has more than 20 years in the industry and handles residential and commercial heating, cooling, mini-splits, gas work, diagnostics, and repairs. Customers describe boiler, furnace, air-conditioning, heat-pump, water-heater, and mini-split work, repeatedly citing prompt response, clear explanations, neat installations, fair pricing, and professional service. Angi and HomeAdvisor each report a 5.0 rating from 11 reviews, while Google reviews add further detailed accounts of completed HVAC projects. Before booking, confirm the scope of any commercial or gas work and which technician will perform it. The state registry verifies NH gas-fitter license GF0804270 under Christopher R Lemay. Quality Comfort is a strong fit for Nashua-area heating and cooling repairs, replacements, and maintenance; ask for a written scope and quote.
“FEATURE FRIDAY: Quality Comfort Inc.”
A true pleasure to be referred to Chris at Quality Comfort HVAC. Chris and his team did an onsite home inspection and estimate - followed up promptly with a formal accurate quote. Chris went above and beyond to make everything right. And, he took the time to fully review the work prior to departure. I highly recommend Quality Comfort should anyone need HVAC services.
Chris is courteous, knowledgeable and always doing his absolute best for his customers. I would 100% recommend Chris and his Company to anyone! They always go above and beyond!
Punctual, curious, professional.
Service from Quality comfort was quick, efficient & reasonable . Dan advised me on the problem & helped me make my decision moving forward. I plan on using Quality Comfort in the future.
I had a hot water problem and called for service last evening Spoke with Chris and set up an appointment the next morning He came out and fixed the problem quickly and also did a service on the furnace Fast, reasonable price and prompt service I could not be happier Quality Comfort is now my heating and cooling service
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1 change recorded — last scanned Sep 14, 2026.
Typical New Hampshire range for this kind of work, from regional averages — not a quote from Quality Comfort Inc. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$4,700 – $10,700
Typical HVAC project around $7,700
Certified attributes are verified against the public registry. Others are the business's own statement.
Certified attributes are verified against the public registry. Others are the business's own statement.
Heating upgrades5.0
Same-day or next-day fixes for AC and hot-water failures4.8
A two-day boiler install4.7
Same-day repairs4.1
Service visits in Spanish4.1
