5 HVAC Maintenance Contractors in Union, SC
Top-Rated HVAC Maintenance 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 Maintenance Contractors (5 total)
HVAC Maintenance Costs in Union
Routine tune-up and maintenance plan pricing for Union homeowners.
| Service | Low | Average | High |
|---|---|---|---|
Single AC tune-up | $70 | $125 | $200 |
Single furnace tune-up | $80 | $135 | $220 |
Full HVAC inspection | $150 | $275 | $400 |
Annual maintenance plan Includes 2 visits/year + discounts on repairs | $120 | $240 | $360 |
Premium maintenance plan Priority service + free diagnostics | $200 | $350 | $500 |
Duct cleaning (full home) | $300 | $475 | $800 |
Filter replacement (per filter) | $15 | $35 | $75 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Maintenance in Union, SC: What to Expect
Union sits along the edge of the Greenville-Spartanburg metro at about 1,000 feet elevation in the Carolina Piedmont. This balanced two-season climate means homeowners need cooling from May through September and heating from November into March, with roughly 50 days pushing past 90 degrees alongside winter lows that drop to 33 degrees and occasional ice storms. Five contractors serve the area with an average rating of 4.8 stars across 36 reviews, making professional HVAC maintenance in Union a smart investment for system longevity and reliable performance through these demanding seasons.
A single AC tune-up runs $70 to $200, a furnace tune-up costs $80 to $220, and a full HVAC inspection ranges from $150 to $400. These prices reflect the scope of service and parts that may be needed during a maintenance visit. South Carolina law requires HVAC contractors to hold a Mechanical Contractor license from the state's Licensing Board, so customers should verify this credential before hiring anyone for major work on their system.
Reviewers consistently praise Paul at P & C Mechanical for taking time to explain things clearly and helping beyond what was expected, while The Cooling Crew receives recognition from Shawn and Steve for their persistence in solving tough heating and air quality problems. Joe W Humphries Heating draws praise for courteous, prompt service, though one customer noted a missed follow-up call. These patterns show that Union-area technicians tend to distinguish themselves through communication and dedication rather than size or company age.