❄️ Official Rankings
10 Best HVAC in Manchester, NH (August 2026)
We compared 10 hvac serving Manchester and Hillsborough County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 12,757 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by GSMS Air•Heating•Plumbing. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 12,757
- Area code
- 603
GSMS Air•Heating•Plumbing
⭐ 5.0 · 239 reviews
724 E Industrial Park Dr Unit 16, Manchester, NH 03109
High Ground Service Pros - Plumbers Electricians & HVAC Technicians
⭐ 4.9 · 2403 reviews
201 Allard Dr, Manchester, NH 03102
LHR Plumbing Heating Cooling and Electric
⭐ 4.9 · 487 reviews
326 Lincoln St, Manchester, NH 03103
Brookside Heating & Cooling
⭐ 4.9 · 189 reviews
387 Pepsi Rd, Manchester, NH 03109
Clear All Cooling & Heating
⭐ 5.0 · 64 reviews
60 Rogers St, Manchester, NH 03103
Done right plumbing heating cooling
⭐ 5.0 · 63 reviews
336 Lincoln St, Manchester, NH 03103
LHR Plumbing, Heating & AC Repair
⭐ 4.9 · 134 reviews
388 Stark Ln, Manchester, NH 03102
Heritage Home Service
⭐ 4.8 · 8394 reviews
28 Commercial Ct, Auburn, NH 03032
A.J. LeBlanc Heating, A/C, Plumbing & Electrical
⭐ 4.8 · 700 reviews
45 S River Rd, Bedford, NH 03110
Paul The Plumber - Manchester
⭐ 4.8 · 84 reviews
1087 Elm St Ste 406, Manchester, NH 03101
HVAC in Manchester — FAQs
How do I choose the best HVAC company in Manchester, NH?+
Compare local companies on verified reviews, confirm they service your equipment — furnace, heat pump, or central air — and check they're licensed in New Hampshire. Top-rated options serving Manchester include GSMS Air-Heating-Plumbing and Clear All Cooling & Heating. Ask about emergency availability for a New Hampshire winter.
How much does HVAC service or installation cost in Manchester?+
Costs depend on whether you need a repair, a tune-up, or a full system replacement, plus your home's size, so Manchester contractors quote after an assessment. For installations especially, get two or three quotes from top-rated local companies to compare.
How often should I service my heating system in New Hampshire?+
Most HVAC professionals recommend an annual furnace or heat-pump tune-up before winter and an air-conditioning check before summer. Regular maintenance keeps the system efficient and helps catch small problems before they become cold-weather failures.
Which HVAC companies are top-rated in Manchester, NH?+
By verified reviews, highly rated HVAC providers serving Manchester include GSMS Air-Heating-Plumbing, Clear All Cooling & Heating, Done Right Plumbing Heating Cooling, and LHR Plumbing, Heating & AC Repair. Manchester is in Hillsborough County (area code 603).
HVAC listed here serve Manchester, Hillsborough County, and nearby ZIP codes including 03101, 03102, 03103, 03104, 03105, 03107, 03108, 03109, 03111.