8 Emergency HVAC Contractors in Mount Pleasant, SC

4.2 avg rating
8,755 total reviews

Top-Rated Emergency HVAC Contractors in Mount Pleasant

#1

McAtee Plumbing Heating & Cooling

4.9(8,660 reviews)
Highly Rated

Eight reviewers awarded perfect 5-star ratings, with each positive review specifically naming the technician who performed service. Technicians mentioned…

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#2

Charleston Electric & Air

4.8(42 reviews)

Five of five detailed positive reviews cite specific technicians, Matt, Steven, Steve Robinson, and Paul Schuck, praising their professionalism, punctuality,…

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#3

Big Country Mechanical

5.0(23 reviews)

Twenty-one reviewers collectively award a perfect 5.0 rating, with several specifically citing same-day emergency response times and transparent diagnostics as…

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All Emergency HVAC Contractors (8 total)

Mt Pleasant Water Heaters and gas llc

5.0(11)

All eleven reviewers awarded 5-star ratings, with customers consistently praising both pricing transparency…

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Coastal Clean Air

4.7(12)

All five detailed reviews award 5 stars, with each one specifically naming Marc, Lauren, or Mark for their…

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Liberty Spf

5.0(3)

Three reviewers awarded perfect 5-star ratings, with each review naming at least one technician: Tim appears…

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Mr. Comfort SC

4.0(4)

Two of four reviewers awarded five stars, praising same-day response, fair pricing, and professional cleanup.…

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High Tech Heating & Air

0.0
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Emergency HVAC Costs in Mount Pleasant

After-hours, weekend, and holiday HVAC service pricing in Mount Pleasant. Rates are typically 1.5-2x standard.

ServiceLowAverageHigh
After-hours service call (weekday night)
Base fee before labor
$150$200$300
Weekend service call
$175$225$325
Holiday / major holiday call
$225$300$450
Emergency labor (hourly)
1.5-2x standard hourly rate
$160$205$250
Emergency repair total (typical)
Repair + after-hours surcharge
$300$700$1,200
Emergency repair (major)
Compressor, heat exchanger failures
$1,200$2,200$3,500

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Emergency HVAC in Mount Pleasant, SC: What to Expect

Mount Pleasant sits within Charleston's coastal Lowcountry, where summer heat pushes temperatures toward 89 F with humidity hovering around 78%, driving heat indexes well beyond what thermometers show. From May through September, that relentless moisture loads strain air conditioning systems daily. Mild winters average around 43 F, so heating stays minimal while cooling and dehumidification dominate the service calendar year-round. Salt air accelerating wear on outdoor units makes scheduled maintenance essential for homes near waterways. Yet none of the eight contractors serving Mount Pleasant currently advertise 24/7 availability, and those holding a 4.2 average rating reflect solid but not exceptional performance in the emergency HVAC Mount Pleasant market.

Service call pricing in Mount Pleasant varies based on when problems arise. After-hours calls on weeknights cost $150-$300, weekend service runs $175-$325, and holiday calls including major holidays reach $225-$450. These premiums reflect the inconvenience of pulling technicians away from personal time and justify the rapid response expected during emergencies. Every qualified HVAC contractor in South Carolina must hold the Mechanical Contractor Group 2 HVAC license from the state Contracting Licensing Board, establishing minimum competency standards for safe installations and proper repairs.

Customer reviews highlight what distinguishes top performers. McAtee Plumbing Heating & Cooling draws repeated praise with reviewers naming technicians James and Jason specifically for their diagnostic thoroughness. Big Country Mechanical earns mentions for same-day emergency response times and transparent explanations of what repairs actually require. Charleston Electric & Air receives credit for professional conduct and leaving workspaces clean. Across these companies, customers consistentlyvalue technicians who explain the problem clearly rather than simply recommending expensive replacements.

Frequently Asked Questions

Emergency HVAC in Mount Pleasant adds a premium of $100-$300 to the standard service call fee, with labor billed at 1.5-2x normal rates. After-hours weekday calls typically run $150-$300 before repairs, weekends $175-$325, and holidays $225-$450. Total emergency repair costs usually land between $300-$1,200.