❄️ Official Rankings
10 Best HVAC in Windham, NH (August 2026)
We compared 10 hvac serving Windham and Rockingham County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 640 customer reviews in all.
The 10 listed below hold an average rating of 4.8 out of 5, led by Extra Time Plumbing & Heating. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.8★
- Reviews analyzed
- 640
- Area codes
- 603, 978
#1
Extra Time Plumbing & Heating
⭐ 5.0 · 60 reviews
Jackman Ridge Rd, Windham, NH 03087
#2
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New Age Heating and Air Conditioning
⭐ 5.0 · 30 reviews
14 Cross St, Salem, NH 03079
#6
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#10
Chase Heating And Cooling INC. Owner/Operator- Erik S. Chase
⭐ 4.6 · 19 reviews
65 N Lowell Rd, Windham, NH 03087
HVAC listed here serve Windham, Rockingham County, and nearby ZIP codes including 03087.