108 HVAC Repair Contractors in Charleston, SC

Charleston's coastal climate creates persistent cooling demands that keep HVAC systems working year-round. Summer temperatures reach 89 F with humidity above 78%, pushing heat indices well beyond what thermometers show. Unlike northern markets where heating dominates winter, Charleston's mild winters averaging 43 F mean air conditioning and moisture control stay central to service cycles. Salt air from the Atlantic accelerates corrosion on systems near waterways, making regular maintenance essential. With 87 contractors serving the area and an average rating of 3.8 from over 18,000 homeowner reviews, HVAC Repair in Charleston reflects this unique subtropical coastal environment.

Homeowners should expect to pay for diagnostic visits between $75 and $200, with thermostat replacement ranging from $150 to $500 and blower motor replacement costing $400 to $1,100. South Carolina requires contractors to hold the Mechanical Contractor Group 2 HVAC license from the state licensing board, a credential that ensures baseline competence with coastal systems. These specific costs reflect the actual components, labor, and the specialized knowledge needed to address salt air corrosion that inland markets rarely encounter.

Three contractors earn notably strong homeowner approval. Service Experts Charleston holds a 4.9 average across 6,537 reviews, with repeated praise for emergency availability and same-day scheduling. C&C Myers Heating, Cooling, Plumbing & Electrical averages 4.8 stars from 2,914 reviews, including mentions of specific technicians by name and consistently same-day response during urgent calls. Anchor Heating and Air LLC maintains a perfect 5.0 rating, with reviewers highlighting response times as fast as within one hour and honest assessments of what repairs their systems actually needed.