6 HVAC Repair Contractors in DeForest, WI
Top-Rated HVAC Repair Contractors in DeForest
Art's Electric & Heating Inc.
“All 46 reviews are 5-star ratings, with customers praising same-day emergency response, fair pricing with no card service fees, and informative technicians.…”
Hooper Service
“Every reviewer awarded 5 stars, with two customers specifically naming Zach as their technician and praising his patience and diagnostic skill. Multiple…”
All HVAC Repair Contractors (6 total)
LT Heating & Air LLC
“Six of seven visible reviewers awarded five stars, praising competitive pricing, on-time arrivals, and…”
Hooper Corporation Fabrication Facility
“All three documented reviews award 5 stars, with reviewers consistently praising delivery speed and team…”
HVAC Repair Costs in DeForest
Typical heating and cooling repair costs in DeForest, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $83 | $132 | $220 |
Thermostat replacement | $165 | $303 | $550 |
Blower motor replacement | $440 | $715 | $1,210 |
Heat exchanger replacement | $1,650 | $2,420 | $3,850 |
Ignitor replacement (gas furnace) | $165 | $275 | $440 |
Control board replacement | $330 | $605 | $990 |
Full system repair (major) Multi-component failure | $550 | $1,320 | $3,300 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Repair in DeForest, WI: What to Expect
DeForest homeowners face a challenging climate that shapes their HVAC needs year-round. Located in the Madison metropolitan area, this community experiences continental weather with cold winters averaging 12 F and significant snowfall, followed by warm, humid summers reaching into the 80s. Heating systems work hardest from November through March, while cooling demands spike during the brief but muggy June through August period. Six contractors serve the area, and the average rating of 4.6 stars across 109 reviews reflects a generally dependable pool of service providers for HVAC Repair in DeForest.
Service costs in the area align with the complexity of each repair. A diagnostic or service call typically runs $83-$220, while a thermostat replacement generally costs $165-$550. More extensive repairs, such as blower motor replacement, range from $440-$1210 depending on equipment specifications. Wisconsin does not require a statewide HVAC license, so local licensing requirements apply and vary by municipality, meaning technicians must meet the credentials set by Dane County or neighboring jurisdictions.
Customer feedback highlights consistent strengths among top-rated contractors. Zach at Hooper Service receives specific praise for patience and diagnostic skill, while reviewers at Art's Electric & Heating Inc. frequently mention technicians Colin and Steve by name, noting same-day emergency response, fair pricing, and informative service without card processing fees. Preferred Electric & Heating LLC earns recognition for same-day responsiveness, honest communication, and pricing transparency, with customers citing Kurt or Dick by name. These patterns across reviews reveal a local industry that prioritizes accessible communication and reliable turnaround times.