HVAC Services in Johns Island, SC
Is your air conditioning system up to the challenge of Johns Island heat and humidity? Is your heater working correctly as winter temperatures roll in? If HVAC issues are affecting your home comfort, Carolina Custom Air is here to help. Our dependable AC and heating teams are trained and equipped to address any problems that crop up in your HVAC system with efficiency and a smile.
Don’t wait for HVAC issues to get worse — schedule an appointment in Johns Island with Carolina Custom Air today.

Reliable Air Conditioner Services
When your air conditioner breaks down altogether, it’s clearly time to call for professional AC services. But there are less obvious issues to look out for that require professional expertise, including:
- Unusual noises when the AC is running
- Unpleasant odors from your vents
- Weak airflow
- Increased electric bill
- Water leaking from the unit
- Uneven cooling
- Frequent system cycling
Our technicians in Johns Island are trained to find your AC problem at the source so they can provide repairs that last.
We also offer AC replacement and installation when repairing your air conditioner is no longer cost-effective or possible. We’ll offer a range of systems that meet your cooling needs and efficiency expectations while considering your budget. With our professional installation, your new AC will deliver the cooling power you need for years to come.
Whether you have central AC or a heat pump, we’re your source for comprehensive cooling services including emergency after-hours service calls.
Top-Rated Heating Services in Johns Island
If your heating system is leaving you in the cold, Carolina Custom Air can provide the repairs you need to keep cozy during the winter. Call us if you experience:
- Uneven heating
- High energy bills
- A yellow pilot light
- Difficulty starting the unit
- Thermostat issues
- Abnormal smells
We also provide routine heating maintenance and tune-ups for heat pumps and furnaces to help keep your system running strong when you need it. Got a heating situation that can’t wait? Carolina Custom Air is just a call away for prompt emergency service.
Air Quality Products & Duct Cleaning Services
Johns Island residents typically enjoy good outdoor air quality, but the air inside your home can easily contain up to five times more pollutants. That can result in more respiratory symptoms like coughing and sneezing and make allergies or asthma worse. We offer two main indoor air quality solutions to reduce pollutants in your home:
- Air purifiers that remove contaminants from your air
- Ventilators that exchange dirty indoor air for cleaner outdoor air.
We also offer duct cleaning services, which helps improve your air quality and your HVAC’s efficiency by removing built-up dust, dirt, and pollutants hiding in hard-to-reach areas of your ductwork.
Why Choose Us as Your HVAC Company in Johns Island?
Carolina Custom Air is committed to providing trustworthy and reliable service from dedicated technicians with local knowledge and professional training. We pride ourselves on excellence in communication and expertise, so you can depend on our team to deliver the level of service you and your home deserve.
For Johns Island heating and cooling done the right way, schedule an appointment with Carolina Custom Air today.