5 HVAC Service Contractors in Union, SC
Top-Rated HVAC Service Contractors in Union
P & C Mechanical Inc
“10 of 16 reviews award 5 stars, with Paul specifically named in four positive reviews as the technician providing patient explanations and going out of his way…”
The Cooling Crew
“Both available reviewers awarded 5-star ratings, with one describing the team as extremely persistent in achieving heat and clean air solutions. Reviewers…”
All HVAC Service Contractors (5 total)
HVAC Service Costs in Union
General HVAC service pricing across maintenance, repair, and installation in Union.
| Service | Low | Average | High |
|---|---|---|---|
Service call / diagnostic | $75 | $120 | $200 |
Routine tune-up (single system) | $70 | $125 | $200 |
Standard repair (avg) | $150 | $600 | $1,200 |
Major repair (compressor, heat exchanger) | $1,500 | $2,500 | $3,500 |
New system installation (mid-range) | $6,500 | $10,500 | $14,000 |
Full HVAC replacement AC + furnace combined | $11,590 | $13,430 | $14,100 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Service in Union, SC: What to Expect
Union sits in the Carolina Piedmont at roughly 1,000 feet elevation, where summer highs push into the 90s with sticky humidity for about fifty days each year, while winter lows drop to the mid-30s and occasional ice storms test backup heating systems. The nearby Blue Ridge foothills occasionally funnel cooler air into the region, breaking summer heat faster than coastal areas experience. This balanced two-season climate makes heat pump systems a natural fit, and the growing Greenville-Spartanburg metro drives steady new-construction demand for HVAC Service in Union. Five contractors serve this market, collectively holding a 4.8 average rating across thirty-six reviews, reflecting a competitive field of experienced professionals.
South Carolina law requires HVAC contractors to hold a Mechanical Contractor license from the state's Contractors Licensing Board, ensuring baseline qualifications. For Union homeowners, service call diagnostics run $75 to $200, routine tune-ups for a single system cost $70 to $200, and standard repairs average $150 to $1,200 depending on the issue. These costs align with what neighboring communities in the Piedmont region charge for comparable work.
Customer feedback highlights specific strengths among Union's HVAC professionals. At P & C Mechanical Inc, Paul earns consistent praise for patient explanations and going the extra mile for customers, with ten of sixteen reviews awarding five stars. The Cooling Crew receives perfect five-star ratings from both reviewers, who describe the team as extremely persistent in solving heat and air quality problems, naming Shawn and Steve in their feedback. Joe W Humphries Heating draws recognition for courteous and prompt service, though one reviewer noted a forty-eight-hour delay in returned calls. These patterns show Union residents value clear communication and follow-through alongside technical competence.