HVAC Services in Johns Island, SC
7 HVAC contractors found
AGL Heating & Air
“881 reviews all carry five-star ratings, with customers frequently citing specific technicians by name.…”
Passion Heating and Air
“All five named reviewers awarded 5 stars, with four specifically praising the technician's professionalism…”
Southern Air Solutions
“All three reviews award 5 stars, with customers specifically naming technician Philip for his technical…”
Carney & Son 72 Degrees
“Every sampled review awards 5 stars, with 4 of 5 reviewers naming specific technicians, Jacob, Daniel, Ryan,…”
5 Star Charleston Johns Island
“Fourteen reviewers specifically mention technicians by name, with Christian and Zach receiving the most…”
James Island Heating & Air, LLC
“25 of the 27 reviews award 5 stars, with customers consistently citing fast response times and knowledgeable…”
HVAC Service Costs in Johns Island, SC
Pricing ranges across all HVAC services offered in Johns Island.
| Service | Typical Range | Price Points |
|---|---|---|
| AC Repair | $75–$2,800 | 7 items → |
| AC Installation | $150–$20,000 | 8 items → |
| AC Replacement | $2,100–$16,000 | — |
| HVAC Maintenance | $15–$800 | 7 items → |
| HVAC Repair | $75–$3,500 | 7 items → |
| HVAC Service | $70–$14,100 | 6 items → |
| Emergency HVAC | $150–$3,500 | — |
| Commercial HVAC | $2–$80,000 | — |
Prices reflect humid subtropical metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.
HVAC in Johns Island, SC: What Homeowners Should Know
Johns Island’s Lowcountry weather drives constant demand for cooling: hot, humid summers with highs near 89°F and 78% humidity push heat indices well above the thermometer, while Atlantic moisture and sea breezes from May through September increase latent loads. Mild winters mean heating is occasional, so moisture control and AC reliability dominate service cycles. Seven local contractors average a 4.7 rating from 2,276 reviews, shaping the hvac Johns Island market and giving homeowners several hvac companies Johns Island to choose from.
Citywide prices span a wide range — roughly $2 to $80,000 depending on scope, from simple repairs and refrigerant to full system replacements and commercial rooftop units — so budget planning matters. Installers must hold the South Carolina Mechanical Contractor (Group 2 — HVAC) license, and journeymen need four years’ experience; contractors are required to pass business, law and trade exams before taking major projects, which affects who can quote larger jobs.
No specific customer highlights were provided, so local dynamics are the clearest guide: salt air accelerates corrosion on coastal equipment, driving repeat maintenance and replacement work, and only one firm offers 24/7 service. That environment pushes competition on responsiveness, corrosion-resistant materials, and preventative maintenance — key considerations when evaluating the best hvac Johns Island among nearby hvac companies Johns Island.