6 HVAC Maintenance Contractors in Plaistow, NH
Top-Rated HVAC Maintenance 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 Maintenance Contractors (6 total)
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…”
HVAC Maintenance Costs in Plaistow
Routine tune-up and maintenance plan pricing for Plaistow homeowners.
| Service | Low | Average | High |
|---|---|---|---|
Single AC tune-up | $72 | $129 | $206 |
Single furnace tune-up | $82 | $139 | $227 |
Full HVAC inspection | $155 | $283 | $412 |
Annual maintenance plan Includes 2 visits/year + discounts on repairs | $124 | $247 | $371 |
Premium maintenance plan Priority service + free diagnostics | $206 | $361 | $515 |
Duct cleaning (full home) | $309 | $489 | $824 |
Filter replacement (per filter) | $15 | $36 | $77 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Maintenance in Plaistow, NH: What to Expect
Plaistow sits in southern New Hampshire where winters pull temperatures down to around 20 F and summers push past 80 F with real humidity. The heating season stretches from October well into April, and those warm humid summers make reliable cooling essential. Six contractors serve the area with an average rating of 4.3 stars across more than a thousand reviews. That steady demand makes professional HVAC Maintenance in Plaistow something homeowners here take seriously as the seasons turn.
I need to be specific about what contractors actually charge. A single AC tune-up runs $72 to $206, while a furnace tune-up costs $82 to $227. A full HVAC inspection ranges from $155 to $412 depending on system complexity. In New Hampshire, contractors must hold an HVAC/R license from the Office of Professional Licensure and Certification, either Class A for unlimited work, Class B for residential, or Class C for limited service. These credentials matter when you're trusting someone with equipment that keeps your home comfortable through those brutal winter months and sticky summer heat.
Homeowners consistently praise Big Al's Services for showing up the same day during emergencies and explaining repair options clearly, with nine five-star reviews highlighting fair pricing compared to other estimates. Adam from Riverside Plumbing & Heating LLC receives recognition for rapid response times between 20 to 30 minutes. Across thirty-six five-star reviews, C&S Oil Burner HVACR Services earns mentions for diagnostic accuracy and fair pricing, particularly during urgent situations. The pattern across these reviews points to what works: fast arrival when you need help, clear communication about what the repair involves, and pricing that doesn't blindside you.