PLUS, 10% off of duct cleaning AND
10% off some Indoor Air Quality products.

Charleston Heating & Air Installation Specialists

Your Local Experts for HVAC Charleston SC

Carney & Son 72 Degrees Stands Out for Customer Satisfaction, Quality Service, and Honesty.

For over three decades, our team at Carney & Son 72 Degrees has been providing top quality HVAC service to the Charleston area. Our customers trust our expertise and experience, and we work to protect our reputation for honesty and excellence with every job we take on.

Our Community. Our Passion.

Our close ties to the community and our many years of dedicated service give our customers peace of mind as we help take their homes to new levels of comfort and efficiency.

Whether you find that you need routine maintenance on your air conditioning system, heating and air repair, a full HVAC installation, or duct cleaning, we can assist you in completing the project efficiently.

Locally Owned and Operated HVAC Company with Offices in Johns Island and Charleston SC

We are a locally owned and family-operated Johns Island company. Carney and Son provides skilled heating and air conditioning services to the Greater Charleston community for both residential and light commercial projects. Our competitive pricing and dedication to above-and-beyond customer service make us the clear choice in heating and air for homeowners and contractors alike.

What Can We Help You With?

Charleston Heating and Air Carney & Son


heating and air conditioning service charleston sc


hvac charleston sc


hvac charleston sc

Duct Services

Is Your Unit Acting Up? Are You Interested in a Heating and Air Maintenance Program?

We Can Handle All of Your Charleston Heating and Air Needs

Request Your Appointment

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Entrust Your CharlestonĀ Heating & Air Needs To Us

Appointments Scheduled
Within 24 Hours

100% Satisfaction

0% Financing for
18 Months

2-Year Labor Warranties
& Free Estimates

Specializing in Unit

Technician Seal
of Safety

30+ Years of

Family-Owned &

Licensed & Insured

Providing Excellent Service to Local Families

At Carney & Son 72 Degrees, our team can assist you with virtually anything relating to your HVAC system. Three generations of the Carney family have served our community over the years, and we have accumulated a great deal of knowledge and skill.

Our Charleston Heating and Air Team

Our team of experienced experts can help you with the installation, repair, or replacement of your air conditioning or heating system, as well as perform a full overhaul on your HVAC system. We can also install new ductwork in your home, or perform a thorough cleaning of existing ducts.


As Charleston HVAC specialists, client satisfaction is why we do what we do. We offer financing to help our customers pay for the services they need, when they need them. Carney & Son 72 Degrees proudly offers straightforward, honest pricing and has a 100% satisfaction guarantee on all work performed.

Carney & Son 72 Degrees

1556 Oak Island Drive
Charleston, SC 29412

3520 Meeks Farm Rd # B2
Johns Island, SC 29455


Monday – Friday
8:00am – 5:00pm
Emergency Services Available

Proudly Serving Charleston & Johns Island

Awards & Associations

Charleston Heating and Air Carney & Son
Charleston Heating and Air Carney & Son
Charleston Heating and Air Carney & Son
Charleston Heating and Air Carney & Son
Charleston Heating and Air Carney & Son
Charleston Heating and Air Carney & Son
Charleston Heating and Air Carney & Son

We Strive for Excellent Service
& Satisfied Customers

Jim & Ashley Chester

quick diagnosis, gave me all my options, performed a quality fix and did not pressure me to buy a new unit.

Brielle Viscidi

Bradlee and Zach were informative guys who worked at a good pace. They were effective and efficient.

Ruth Campbell

Very courteous and arrived on time

David Perry

Nice and friendly service by bobby!

Lezlie Mitchell

Bobby did a good job. He was very polite and knowledgeable.

Mike Edwards

Zach has always been a great tech and I always look forward to having his help when any issues arise!

Max Khadge

Craig did a great job

John Lentz

Speedy service, prompt arrival..great..would highly recommend

Liz Turner

Craig was professional and friendly and answered all of my questions thoroughly and clearly. This was my first experience with Carney & Son, and I am impressed. Looking forward to dealing with them in the future.

Carney & Son 72 Degrees Stands For

Customer Satisfaction, Quality Service and Honesty

We are a locally owned and family operated heating and air conditioning company who performs residential and light commercial service, sales and replacements. Carney & Son 72 Degrees was established in 1984 by James W. Carney and son, Curtis Carney, and they began servicing our local communities of James Island and Folly Beach. We’ve now expanded to service the Greater Charleston area.

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Expert Charleston Heating and Air Since 1984

Our Team Stands by Our Work 100%

Reasons to Call:

    1. Abnormally High Electricity Bill
    2. Auxiliary Light
    3. Unit Runs Continuously
    4. Low Air Flow
    5. Ice Buildup
    6. High Humidity