9 Emergency HVAC Contractors in Derry, NH
Top-Rated Emergency HVAC Contractors in Derry
Paul The Plumber
“Positive reviews consistently praise technical skill and professionalism, while a single negative review cites cost concerns for minor work. Three named…”
Daigle Plumbing, Heating & Cooling
“All 942 reviews carry five-star ratings, with numerous reviewers naming specific technicians like Mike, Justin, and Jason as reasons for their satisfaction.…”
All Emergency HVAC Contractors (9 total)
Dalpe Electric LLC
“All five-star reviewers praised specific technicians by name, with John, Jon, and Josh each mentioned…”
D&M Electric
“Thirty-six reviews produce a perfect 5.0 average rating, with every client awarding the highest score. Two…”
Cal's Air Conditioning & Heating
“All four published reviews award five stars, with three clients specifically mentioning urgent same-day…”
CMP Plumbing & Heating - Plumbers In NH
“Eight reviewers awarded five-star ratings, with several specifically praising same-day response times and…”
Audette Mechanical
“All three reviewers award five stars, with two clients specifically naming Mike as the technician delivering…”
Emergency HVAC Costs in Derry
After-hours, weekend, and holiday HVAC service pricing in Derry. Rates are typically 1.5-2x standard.
| Service | Low | Average | High |
|---|---|---|---|
After-hours service call (weekday night) Base fee before labor | $165 | $220 | $330 |
Weekend service call | $193 | $248 | $358 |
Holiday / major holiday call | $248 | $330 | $495 |
Emergency labor (hourly) 1.5-2x standard hourly rate | $176 | $226 | $275 |
Emergency repair total (typical) Repair + after-hours surcharge | $330 | $770 | $1,320 |
Emergency repair (major) Compressor, heat exchanger failures | $1,320 | $2,420 | $3,850 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Emergency HVAC in Derry, NH: What to Expect
Derry sits in southern New Hampshire where winter temperatures dip toward 20 F and snow covers the ground from October through April, making reliable heating a months-long need. Summer heat rises to the low 80s with heavy humidity, spawning a short but strong cooling demand. When a furnace fails or an AC unit stops working, homeowners call for Emergency HVAC Derry services. Eleven contractors serve the area, averaging a 4.4-star rating across almost five thousand reviews.
A weekday after-hours service call runs $165-$330, a Saturday or Sunday visit costs $193-$358, and a holiday call can reach $248-$495. Prices increase when the repair requires scarce parts, extensive diagnostics, or overtime labor. By law, every contractor responding to an emergency must hold a valid HVAC/R contractor license, Class A for unlimited projects, Class B for residential work, or Class C for limited service, issued through the New Hampshire Office of Professional Licensure and Certification, proving compliance with state safety and training standards. Each classification determines the scope of work a technician may legally perform.
Customer feedback highlights consistent strengths across Derry's leading shops. Paul The Plumber draws praise for technical skill and professionalism, though a few reviewers mention cost concerns on lighter jobs. Daigle Plumbing, Heating & Cooling earns repeated five-star nods, with technicians like Mike and Justin noted for clear communication, thorough diagnostics and courteous on-site work. Derry Plumbing & Heating receives multiple mentions for same-day emergency response and straightforward advice, reassuring homeowners during sudden heating or cooling breakdowns. Repeat callers appreciate the fast, friendly service they can depend on.