❄️ Official Rankings
10 Best HVAC in Bristol, CT (August 2026)
We compared 10 hvac serving Bristol and Naugatuck Valley Planning Region County, Connecticut, and ranked the top providers by verified reviews, ratings, and local reputation — 5,888 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by One Hour Heating & Air Conditioning® of Bristol. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 5,888
- Area code
- 860
One Hour Heating & Air Conditioning® of Bristol
⭐ 4.9 · 731 reviews
10 Makara St, Terryville, CT 06786
Bridgeworks Heating & Cooling LLC
⭐ 4.9 · 283 reviews
291 Farmington Ave, Plainville, CT 06062
Fontaine Mechanical Heating, Cooling, Plumbing
⭐ 4.9 · 271 reviews
75 Pleasant Ave, Bristol, CT 06010
Chiarillo's - Heating, Air Conditioning & Plumbing
⭐ 4.9 · 110 reviews
191 Redstone Hl Rd, Bristol, CT 06010
Total Mechanical Systems
⭐ 4.8 · 3291 reviews
74 Northwest Dr, Plainville, CT 06062
Precise HVAC Home Services
⭐ 4.8 · 446 reviews
35 Wooster Ct Unit D, Bristol, CT 06010
Quinoco Energy Services
⭐ 4.8 · 388 reviews
289 Terryville Ave, Bristol, CT 06010
Dynamic Heating, Cooling & Geothermal
⭐ 4.8 · 295 reviews
230 S Washington St Unit 26, Plainville, CT 06062
Big Dog Mechanical LLC
⭐ 4.9 · 46 reviews
373 Riverside Ave, Bristol, CT 06010
HVAC listed here serve Bristol, Naugatuck Valley Planning Region County, and nearby ZIP codes including 06010, 06011.