Expert Johns Island HVAC Services
Located in Johns Island, Serving Johns Island – we’re not just another national chain…we’re your neighbors.
Your Local Partner for Reliable Heating & Cooling
Living on Johns Island means enjoying the beauty of the Lowcountry… but when it comes to the sweltering summer heat or chilly winter nights, your home’s comfort can’t be left to chance. That’s where Passion Heating & Air comes in. We provide fast, dependable, and honest HVAC service right here in your backyard.
No High-Pressure Sales
The Lowcountry’s Trusted HVAC Pros
Precision Work, Not Just Quick Fixes
Honest & Professional Technicians
Schedule a FREE Estimate by calling (843) 834-0607 or filling out the form below.
Why Homeowners in Johns Island Trust Passion Heating & Air
Locally Owned & Operated – We’re not just another national HVAC company. We’re your neighbors.
Tailored Solutions – Serving Bohicket Marina homes and Seabrook retirees, we offer heating and cooling options that fit the island lifestyle.
Prompt Response Times – Traffic on Maybank Highway? No problem. Our team knows the island and gets to you fast.
Upfront, Honest Pricing – No games, no gimmicks. Just clear estimates and quality work.
On Johns Island, no two homes (or HVAC issues) are exactly alike. At Passion Heating & Air, we skip the cookie-cutter fixes and start every service call with a thorough inspection and diagnostic check. Whether you’re dealing with a small repair or considering a full system replacement, we’ll walk you through your options with honest, no-pressure recommendations tailored to your home, your budget, and the way you live.
When it’s time for a new system, we install trusted brands like Carrier, Trane, and Mitsubishi to deliver dependable, long-term performance. We take the time to properly size your system based on your home’s square footage, insulation, and duct layout – ensuring comfort and efficiency through every Lowcountry season. Each installation includes system testing, duct sealing, thermostat setup, and a full walkthrough so you know exactly what to expect.
For repairs, we prioritize quality parts (OEM whenever possible) and provide a clear breakdown of what’s wrong and how we’ll fix it…no tech jargon, no guesswork.
And if you’re one of our regular maintenance clients, you’ll benefit from precision tune-ups that help prevent breakdowns before they start. We clean coils, test refrigerant levels, inspect electrical components and ductwork, and fine-tune your thermostat to keep your system (and your energy bill) running as smoothly as a summer breeze off the Stono River.
HVAC Services We Offer on Johns Island:
AC Repair
When the coastal heat kicks in, Johns Island residents can’t afford to wait on AC repairs. Our technicians are ready to diagnose & fix the issue fast!
AC Maintenance
Living on Johns Island means battling humidity and salty air. We’ll check, clean, and fine-tune your system so it runs efficiently all season long.
AC Installation
Whether you’re upgrading an aging unit or outfitting a new build, Passion delivers expert AC installation tailored to Johns Island’s unique needs.
Heating Repair
Don’t let a chilly island winter evening catch you off guard. If your heater isn’t working right, we’ll respond quickly with honest diagnostics and dependable repairs.
Heating Maintenance
Salt air and coastal humidity can take a toll on HVAC systems, even in the off-season. That’s why heating maintenance is essential for Johns Island homeowners.
Heating Installation
While Johns Island isn’t known for harsh winters, chilly nights still call for a reliable heating system. At Passion, we specialize in installing systems designed for Lowcountry living.
Indoor Air Quality
With salty breezes, high humidity, and plenty of pollen in the air, indoor air quality can be a real challenge on Johns Island. Our air purification and filtration services help reduce allergens, control humidity, and eliminate pollutants that sneak in with the coastal air.
HVAC Tips for Johns Island Businesses & Homeowners
- Schedule Pre-Season Tune-Ups
With Johns Island’s hot, humid summers and mild winters, make sure your AC is serviced in early spring and your heater in fall to avoid emergency breakdowns. - Protect Outdoor Units from Salt Air
Coastal air can corrode components. Rinse your outdoor unit occasionally and ask about anti-corrosion coatings during your next service. - Change Filters Frequently
Humidity and pollen levels can clog filters faster – check and replace them every 1–2 months for optimal airflow and efficiency. - Invest in a Dehumidifier
High humidity is common here and can strain your system. A whole-building dehumidifier helps your AC work more efficiently and improves comfort. - Seal and Insulate Ducts
Older buildings on the island may have leaky ductwork. Sealing and insulating ducts can significantly improve energy efficiency and indoor air quality. - What Johns Island Homeowners Should Know Before Replacing an AC
Before replacing your entire system, read this blog post with 6 important considerations specific to our coastal location.
Happy Customers Share Their Experiences:
Top-Notch Service & Craftsmanship
J. Freedom
Johns Island, SC
“This is the best AC company on Johns Island, SC if you value the competency of their installers! They are professionally trained and they only use the best equipment. I just had a recent 2-ton replacement for my house and the process was seamless. This is a family-owned company and you get superior service and craftsmanship in their trade.”
- Service Type: HVAC Installation
- Outcome: Seamless process, superior service
I Wouldn’t Think of Going Anywhere Else.
Rick Wofford
Johns Island, SC
“Passion Heating and Air are absolutely the best. I have used them since I bought my house on Johns Island in 2014. They have been there for me at the spur of the moment and kept me in AC for the last 5 years. One time I tried someone else, and they told me I needed an entire new system ($6000). I was floored. I called John and asked him to come confirm and he said “no, you just need….” I don’t remember what it was, but he fixed it up for a couple hundred. I feel like I really dodged a bullet on that one. Since then, I wouldn’t even think of going anywhere else, because with Passion, I know I get honesty, integrity and quality. I highly recommend them.”
- Service Type: AC Repair
- Pricing: Transparent and reasonable
- Outcome: Honest solutions, quality work
We’re proud to have over 120+ 5-star Google reviews and counting. Our reputation speaks louder than any sales pitch.
Trusted HVAC Services in Johns Island And Beyond
Proudly offering the best HVAC services to homes right here at home in Johns Island and all across the region, including:
Charleston County
Charleston, SC
Johns Island
James Island, SC
West Ashley, SC
Mount Pleasant, SC
Sullivan’s Island, SC
Isle of Palms, SC
Folly Beach, SC
Kiawah Island, SC
Seabrook Island, SC
Ravenel, SC
Adams Run, SC
Berkeley County
Daniel Island, SC
Hollywood, SC
Edisto Island, SC
Wherever you are in the Lowcountry, we’re the professionals that brings you comfort whenever you need it.
Call A Local Team You Can Count On
Passion Heating & Air is known across the Charleston area for delivering professional service, honest guidance, and results that stand the test of time.
Schedule a FREE Estimate by calling (843) 834-0607 or filling out the form.
Special financing options available.
Bringing Comfort to the Lowcountry
Frequently Asked Questions for Johns Island Homeowners
What HVAC challenges are unique to Johns Island homes?
Johns Island’s coastal climate brings high humidity, salty air, and seasonal storms, which can wear out HVAC components faster. Homes near the water often face corrosion issues, and many properties have unique layouts, like elevated beach cottages or open-concept ranches—that require careful airflow planning.
How often should I service my HVAC system on Johns Island?
Due to the island’s heat, humidity, and salt exposure, we recommend tune-ups twice a year—once in spring and once in fall. Regular maintenance helps prevent mold buildup, improves energy efficiency, and extends the life of your system in a demanding coastal environment.
Do you offer HVAC systems designed for coastal climates?
Yes! We install corrosion-resistant units designed specifically for humid, salty air—ideal for Johns Island conditions. Brands like Trane and Mitsubishi have coastal-grade components built to withstand moisture and sea air.
Can you install HVAC systems in elevated or pier-style homes?
Absolutely. Many Johns Island homes are built on pilings or have unique architectural features. Our team has experience customizing ductwork and equipment placement to match your home’s layout without compromising performance or aesthetics.
Are energy-efficient HVAC options available for Johns Island homeowners?
Definitely. We offer high-SEER systems, smart thermostats, and ductless mini-splits that reduce your energy bills and handle our local climate with ease. We’ll help you qualify for any South Carolina energy rebates too.
How much does HVAC repair cost in Johns Island?
Depending on the issue, repair costs vary, but we offer free estimates and transparent pricing. Our Johns Island HVAC technicians will walk you through the problem and offer options…no surprise fees, no pressure.
Do you offer financing for HVAC services in Johns Island?
Yes…we offer flexible financing for HVAC installations and repairs. Ask us about low monthly payments and seasonal specials available for Johns Island and Charleston-area homeowners.
Why choose Passion Heating & Air for HVAC services in Johns Island, SC?
We’re a locally owned HVAC company with over 120 five-star reviews from happy Charleston-area homeowners. Our team is known for fast response times, friendly service, and honest work that keeps you cool all summer and cozy all winter.