11 HVAC Service Contractors in Plaistow, NH
Top-Rated HVAC Service Contractors in Plaistow
Big Al's Services
“Every reviewer awarded five stars, with nine verified customers highlighting same-day emergency response, clear communication about repair options, and…”
Riverside Plumbing & Heating LLC
“All eight reviewers awarded 5-star ratings, with four specifically describing same-day or rapid-arrival response times ranging from 20 to 30 minutes.…”
All HVAC Service Contractors (11 total)
Advanced Plumbing & HVAC
“Forty-six reviews yield a perfect 5.0 average, with two reviewers specifically mentioning emergency same-day…”
C&S Oil Burner HVACR Services
“All thirty-six client reviews award five stars, with recurring themes spanning diagnostic accuracy, fair…”
D&P Swimming Pool, Inc.
“Three reviews break down evenly: two five-star ratings praising the team's knowledge and professionalism with…”
Northern Hydraulics & Fleet Service, Inc.
“Of 36 reviews, the two visible one-star entries cite incomplete work after payment and communication…”
A - LDS Dryer Vent Cleaning & Air Duct Cleaning Services Co, NH 03865
“Six reviewers gave this company a 4.7-star average, with three five-star ratings. Customers consistently…”
Powerhouse Plumbing & Heating
“Three reviewers explicitly describe communication failures, with multiple accounts of unreturned phone calls…”
Joe Roy & Sons Plumbing
“Three of five reviewers cite communication issues ranging from unmet commitments to unreturned calls, while…”
HVAC Service Costs in Plaistow
General HVAC service pricing across maintenance, repair, and installation in Plaistow.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $81 | $130 | $216 |
Routine tune-up (single system) | $76 | $135 | $216 |
Standard repair (avg) | $162 | $648 | $1,296 |
Major repair (compressor, heat exchanger) | $1,620 | $2,700 | $3,780 |
New system installation (mid-range) | $7,020 | $11,340 | $15,120 |
Full HVAC replacement AC + furnace combined | $12,517 | $14,504 | $15,228 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Plaistow, NH: What to Expect
Plaistow sits in southern New Hampshire where winter temperatures drop to 20 F and summers climb into the low 80s with sticky humidity. The heating season stretches from October through April, creating sustained demand for reliable HVAC Service in Plaistow. With roughly 30 contractors serving the area and an average rating of 4.3 across nearly 4,800 reviews, homeowners have solid options when systems fail during the coldest months or the muggiest summer weeks.
Understanding pricing helps homeowners budget for both routine maintenance and unexpected failures. A standard service call runs between $81 and $216, while a single-system tune-up typically costs $76 to $216. When repairs become necessary, most jobs fall between $162 and $1,296 depending on the issue. New Hampshire requires contractors to hold an HVAC/R Contractor License, either Class A for unlimited work, Class B for residential systems, or Class C for limited service, from the state Office of Professional Licensure and Certification, ensuring baseline qualifications.
Customer feedback reveals what distinguishes the area's best technicians. Big Al's Services maintains a perfect 5.0 rating, with nine verified reviewers noting same-day emergency response and transparent communication about repair options. Riverside Plumbing & Heating LLC holds a 4.8 rating, with four clients specifically praising rapid arrival times between 20 and 30 minutes. Technicians at both companies, including Adam, receive consistent mention for their diagnostic clarity and willingness to explain repair options before proceeding.