Greenville, South CarolinaGreenville, SC
    Archie the shop dog driving the First Class Heating & Air service truck
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    Greenville, South Carolina

    Heating & AC Services in Greenville, SC

    Our home base. We proudly serve Greenville with full-service HVAC, generator, and water heater solutions.

    • Free second opinions at no cost
    • Fully licensed and insured, SC #117789
    • Financing available on qualifying systems, as low as 0%
    • Background-checked technicians
    • Better Business BureauA Rating
    • Locally owned small businessGreenville, SC
    • HVAC Contractor of the YearBusinessRate 2025
    First Class Heating & Air technicians standing with the branded service van in a Greenville, SC neighborhood

    Schedule your service

    Repair, tune-up, or a free in-home estimate. Tell us what you need and we'll get right back to you.

    No obligationFree estimatesLicensed #117789

    Clear, Flat-Rate Pricing

    No surprises, no pressure. You know the price before we start any work.

    Free Second Opinions

    Not sure about a diagnosis from another company? We'll give you an honest second opinion at no charge.

    People First, Always

    We treat our customers like family, because that's how we'd want to be treated.

    HVAC Service in Greenville: What You Should Know

    Greenville is the heart of the Upstate and the place we call home. Our office at 33 Market Point Dr puts us right in the center of the action, minutes from downtown's Main Street, the Swamp Rabbit Trail, and the rapidly growing corridors along Woodruff Road and Laurens Road. Whether you live in a historic bungalow near Cleveland Park, a mid-century ranch in Parkins Mill, or a brand-new townhome in the Village of West Greenville, we understand the unique HVAC challenges each neighborhood presents.

    Greenville's humid subtropical climate means your air conditioner works overtime from May through September, and our winters, while mild by northern standards, can still bring overnight lows into the 20s that test your heating system. The combination of high summer humidity and occasional winter freeze-thaw cycles makes proper system maintenance critical. We see more AC compressor failures and refrigerant issues in July and August than any other time, and furnace ignitor problems spike every December when systems fire up after months of dormancy.

    From the established neighborhoods of Augusta Road and North Main to the booming developments around CU-ICAR and Verdae, Greenville's housing stock spans over a century of construction styles. That means everything from original gravity furnaces in 1920s Craftsman homes to variable-speed heat pumps in 2024 smart homes. Our technicians are trained to work across this entire spectrum, and we pride ourselves on recommending solutions that match both your home's infrastructure and your budget.

    NOAA climate data shows Greenville averages roughly 2,600 heating degree days and 1,800 cooling degree days per year, placing significant demands on HVAC systems in both seasons. The Department of Energy estimates that heating and cooling account for nearly half of a typical South Carolina home's energy consumption. Upgrading from an older 10 SEER air conditioner to a modern 16 SEER or higher system can reduce cooling costs by 30 to 50 percent, savings that add up substantially over a 15-year equipment lifespan.

    Water quality in Greenville also plays a role in home comfort. The Greenville Water system draws from Table Rock and North Saluda reservoirs, producing some of the cleanest municipal water in the country, but homes with older plumbing or those on well water in unincorporated areas outside the city may experience mineral buildup in water heaters. We recommend annual water heater flushing for Greenville homeowners and can advise on whether a tankless system would be a better long-term investment for your household.

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    Common HVAC Challenges in Greenville

    Every area has unique heating and cooling concerns. Here's what we see most often in Greenville.

    Humidity & Mold Concerns

    Greenville's humid subtropical climate puts extra strain on AC systems and can lead to mold growth without proper dehumidification.

    Aging Ductwork Downtown

    Many homes in Greenville's established neighborhoods have original ductwork that leaks conditioned air, driving up energy bills.

    Heat Pump Strain

    South Carolina's temperature swings mean heat pumps work overtime during both summer peaks and unexpected winter cold snaps.

    Storm-Related Power Loss

    Severe thunderstorms and occasional ice storms can knock out power for days, standby generators are essential for home comfort.

    Why Greenville Homeowners Trust First Class

    1

    Located right here on Market Point Dr, we're minutes away, not hours

    2

    We know Greenville's building codes and permit requirements inside and out

    3

    Active community supporters, from cancer research to local schools

    4

    Emergency service available throughout Greenville

    What our customers say

    The last month, in their words

    Read our reviews
    I can’t say enough good things about First Class Heating & Air! They are honest, dependable, professional, and truly care about their customers. The quality of their work is excellent, and they are patient, conscientious, and always willing to work with me to find the best solution. They are available when I need them, take the time to explain things, and never make me feel pressured or rushed. Their prices are excellent and fair, especially considering the quality of service they provide. It’s hard to find a company you can genuinely trust, but I have complete confidence in them. They go above and beyond, and I wouldn’t hesitate to recommend them to anyone looking for honest, caring, and reliable HVAC/Encapsulation service. Absolutely awesome people and awesome work!
    Jami Mercer on Google ·
    Cameron & Shelby are amazing. Cameron came out and within no time diagnosed the problem at my storage facility. He explained exactly what was needed and First Class will definitely be my company's First Call.
    K Miller on Google ·
    I met Cameron once and we spoke but he gave me his card , any way a few months later i called...they sent Jonathan out and he did a fantastic job...fast...professional...and most important was he was very honest...will call again when needed!
    Jimmy Hall on Google ·
    I called First Class Heating and Air for a simple checkup on my system. Everything had been working fine so I didn’t necessarily have any concerns about the unit. Well, the technician found that there was a train missing from the unit and water was being released into my crawlspace! Granted the moisture levels were ok, but my goodness! What if that hadn’t been discovered? Anyway, they completed the tuneup, installed the drain etc all in under an hour and it was affordable. I recommend 11 times out of 10
    Maggie Buchanan on Google ·
    The technician was very knowledgeable and helpful.
    Donna Davis-Urgo on Google ·
    Installation was very professional Tech was very knowledgeable I would recommend First class to everyone Exceptional work was completed in one day
    Larry Owens on Google ·

    HVAC Questions from Greenville Homeowners

    Common questions we get from customers in Greenville, SC.

    How fast can First Class get to my Greenville home?

    Our office is right in Greenville on Market Point Dr. We schedule repair calls in the order they come in and give you an honest arrival window when you call. Total Comfort Membership members go to the front of the line and get a 2-hour arrival window.

    Do you service all HVAC brands in Greenville?

    Yes, our Greenville-based technicians service all major HVAC brands and models. Carrier, Trane, Lennox, Goodman, Rheem, and more.

    What HVAC services does First Class offer in Greenville?

    We offer complete HVAC services including AC repair, furnace service, heat pump installation, ductless mini-splits, indoor air quality solutions, water heaters, generators, and commercial HVAC, all right here in Greenville.

    What SEER rating do you recommend for Greenville homes?

    For Greenville's extended cooling season of roughly five to six months, we recommend 16 SEER or higher. Higher-SEER systems (18 to 22) include variable-speed compressors that deliver more consistent temperatures and better humidity control. We calculate your specific payback period based on your current system and utility rates to help you find the best value.

    How much does emergency HVAC repair cost in Greenville?

    We charge the same flat-rate pricing for emergency calls as for scheduled appointments. There are no overtime charges and no surcharges. You pay the same fair price as any other service call.

    Our HVAC work in Greenville, SC

    Who handles HVAC repair and installation in Greenville, SC?

    First Class Heating & Air does. Our job records since March 2025 show more than 150 finished HVAC jobs in Greenville, from AC and furnace repairs to tune-ups and full system installations. We are a South Carolina contractor holding SC Mechanical License #117789, based in Greenville. The most recent Greenville job in those records was finished in November 2026.

    What HVAC work do you do most in Greenville?

    In Greenville, the work we have done most is AC repairs (more than 50), followed by AC tune-ups (more than 20), mini split repairs, tune-ups and installations (more than 15), heat pump repairs, tune-ups and installations (more than 10). These counts come from the written service summaries on our finished jobs, so they are minimums.

    Where in Greenville has First Class worked?

    The map below plots each finished Greenville job as a dot, with the type of work and the month. Dots are placed to the neighborhood, roughly a quarter mile, and never to a customer's address.

    Homes in Greenville, SC

    What are the homes like in Greenville, SC?

    The median home within the Greenville city limits was built in 1985. About 31 percent of occupied homes heat with natural gas and about 66 percent with electricity. Source: U.S. Census Bureau, American Community Survey, 2018 to 2022 five-year estimates.

    Recent work in Greenville

    146 finished jobs around Greenville, one dot each, with the type of work and the month. Tap a large pin to see the photo and what the work involved. Locations are approximate. We place each job to the neighborhood, never to a customer's door.

    • Tune-up catches two weak capacitors on three furnaces, off East Camperdown Way, Greenville, SC. We went through heating maintenance on all three furnaces at this property: main house, upstairs, and guest house. Checked inducer motors, capacitors, igniters, flame sensors, and blower motors on each system. On the main house furnace, the inducer motor's capacitor was weak and leaking oil, so we replaced it. In the guest house, the blower motor's capacitor had also gone weak and got replaced. The upstairs furnace just needed a gas pressure adjustment to bring it to spec. All three systems are heating properly now. We also flagged some air leakage at the main house supply plenum for a separate repair quote.
    • Replaced crushed return duct, fixed airflow problem, off Elmwood Avenue, Greenville, SC. The return duct feeding this 3 ton system was crushed down to a 16 inch line, choking off airflow and causing the system to freeze up. We pulled it out and installed a new 18 inch R-8 insulated return, sized correctly for the unit, and sealed it in with mastic. We also replaced a 10 inch duct connecting the two return boxes with a custom sheet metal transition built to match the box openings, so the second return can pull its full share of air. After install we re-tested static pressure and checked airflow and temperature split to confirm the system was running the way it should.
    • Cleaned condenser coil, plugged mis-routed secondary drain, off Westchester Road, Greenville, SC. During a tune-up, the condenser coil was found dirty and got cleaned so the system could move air properly again. We also noticed the secondary drain on the evaporator coil had never been plugged off correctly, which let water run out underneath the house. That drain is now sealed to stop the leakage. While testing, the condenser fan capacitor came back weak. The system is running fine for now, but that capacitor is worth replacing before it fails outright.
    • Fixed a mis-plumbed secondary drain line, off Meyers Court, Greenville, SC. Found the secondary drain on the main pan wasn't installed right and hadn't been plugged, so water was dripping out where it shouldn't. On top of that, the secondary pan under the unit wasn't capped, which let water in that pan run straight onto the ceiling below. We corrected the drain setup and capped the pan so water goes where it's supposed to instead of into the ceiling.
    • Topped off refrigerant on an aging R-22 system, off Verdun Avenue, Greenville, SC. This Goodman system was low on charge and not cooling like it should. We hooked up gauges and found the pressures well below where they needed to be. Added a pound of R-22 and the system came back up to proper operation, cooling normally again. That said, this unit has a refrigerant leak somewhere in the system, so this fix is a temporary one. R-22 is an older refrigerant that's being phased out, and repeated topping off isn't a long-term solution. System replacement recommended
    • Replaced a failed capacitor to restore cooling, off Mary Street, Greenville, SC. This system had stopped cooling, and a check of the outdoor unit found the problem: a failed 35/5 µF capacitor. That part is what gets the compressor and fan motor started, so once it fails the system can't run. We swapped in a new capacitor, then checked the compressor and fan motor amp draws against their rated loads, inspected the contactor, and checked the refrigerant pressures. Everything came back within spec. Cooling was restored and the system was left running properly.

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