Best HVAC Companies in Florence, SC: 19 Picks (2026)

Why Florence, South Carolina homeowners call out for reliable "HVAC" service during humid summers

Florence's hot, humid summers push central air systems hard and raise indoor humidity and mold risk. Homeowners searching for best HVAC companies in Florence, SC prioritize quick cooling, humidity control, and emergency service availability. Local repair windows tighten during peak months, so compare licensing, warranties, and response times before booking.

Quick Picks

Best for Furnace RepairCook Comfort Systems LLC
Best for Free EstimatesQuality Service Company
Free estimates
Vouched Score: 85
Best for Indoor Air QualityFirst Choice Heating & Air
IAQ services offered
Best for Smart Thermostat InstallAir Solutions Heating and Cooling
Best for Upfront PricingPalmetto Heating & Cooling
Flat-rate pricing

Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.

What separates Florence, South Carolina's 8 selected "HVAC" pros on response time, warranties, and emergency coverage

#ProviderScoreGoogleBBBYearsBest for
1Swift Services Heating, Cooling & Electrical854.8 (630+)
★ Highest Vouched ScoreHeat PumpsMini-Splits / Ductless

Editorial: AC repair focus with same-day response availability for urgent breakdowns. Swift Services notes no extra fees for evenings or weekends. Myrtle Beach humidity and salt air shape their recommended equipment choices. The site lists Lennox systems and financing to spread replacement costs.

Strengths:
  • High Google rating (4.8★ across 633 reviews)
  • Emergency response: 24/7
  • Financing available
More: when to choose, when to consider alternatives

Choose them if:

  • You need indoor air quality work
  • You need duct cleaning
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.8★, 633 reviews)

Consider alternatives if:

  • You want a BBB-rated firm specifically
2Quality Service Company824.9 (920+)23+
Free Estimates

Editorial: Quality Service Company leads with repeat AC repair outcomes in local reviewer accounts. The company reports 20+ years serving Florence and the Pee Dee. Coastal-plain summers in Florence drive heavy AC demand and frequent generator calls. Quality Service Company states they offer same-day emergency response and flexible financing options.

Strengths:
  • High Google rating (4.9★ across 922 reviews)
  • Long-established (23+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • clear explanations
  • same-day repairs
  • friendly office staff
Reviewers flag:
  • Lower Yelp rating than Google (3.6★ vs 4.9★)
More: when to choose, when to consider alternatives

Choose them if:

  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
  • You want a top-rated provider with substantial review history (4.9★, 922 reviews)
  • You value a long-tenured local operator (23+ years in business)

Consider alternatives if:

  • Reports of rating divergence would be a deal-breaker for you
  • You want a BBB-rated firm specifically
3Air Solutions Heating and Cooling824.8 (370+)
Smart Thermostat Install

Editorial: AC repair specialization supports whole-system replacements and complex diagnostics. NATE-certified technicians and background-checked staff perform installations and repairs. Ten-year parts and labor warranty applies to many new systems. Florence's humid summers increase demand for timely tune-ups and same-day repairs. Same-day emergency response is listed on their website.

Strengths:
  • High Google rating (4.8★ across 370 reviews)
  • NATE-certified technicians
  • Background-verified team
More: when to choose, when to consider alternatives

Choose them if:

  • You need AC repair
  • You need heat pump installation
  • You need duct cleaning
  • You need same-day or after-hours service
  • You need to finance the work

Consider alternatives if:

  • You want a BBB-rated firm specifically
4Hill's Heating & Air Conditioning Services764.9 (65+)

Editorial: Hill's lists dedicated mini-split system work and ductless expertise on its site. Hill's states same-day emergency response for demand calls. Hill's advertises financing options for larger replacements. Hill's notes Trane dealer status in the Pee Dee area. Hill's website reports a membership plan with same-day response when called by noon. Hill's has operated locally since 1971, serving Florence-area homes and businesses.

Strengths:
  • High Google rating (4.9★ across 65 reviews)
  • Long-established (55+ years in business)
  • Authorized Trane
Reviewers praise:
  • fast emergency response
  • clear maintenance plans
  • honest recommendations
  • system upgrades
More: when to choose, when to consider alternatives

Choose them if:

  • You need same-day or after-hours service
  • You want manufacturer-warranty installation work
  • You need to finance the work
  • You value a long-tenured local operator (55+ years in business)

Consider alternatives if:

  • You want a BBB-rated firm specifically
5Cook Comfort Systems LLC724.9 (70+)20+
Furnace Repair

Editorial: Cook Comfort Systems advertises 24/7 emergency response for Florence heat-related failures.

Strengths:
  • High Google rating (4.9★ across 71 reviews)
  • Long-established (20+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • technical knowledge
  • fast emergency response
  • clear explanations
More: when to choose, when to consider alternatives

Choose them if:

  • You need same-day or after-hours service
  • You prefer a family-owned operation
  • You value a long-tenured local operator (20+ years in business)

Consider alternatives if:

  • You want a BBB-rated firm specifically
6First Choice Heating & Air675.0 (10)
Indoor Air Quality

Editorial: AC repair specialization: First Choice lists same-day availability on its Florence service pages. Mini-split service: the site advertises whole-home ductless installs. Financing detail: notes Lend Home Improvements plans up to $75,000 for qualified borrowers. Local context: Florence's humidity and summer heat drive frequent cooling calls in the Pee Dee. Membership benefit: advertises a three-year repair protection for members.

Strengths:
  • Emergency response: 24/7
  • 3-Year labor warranty
  • Financing available
Reviewers praise:
  • punctuality
  • fast diagnosis
  • clear explanations
  • neat work
Reviewers flag:
  • Smaller review history (10 Google reviews)
More: when to choose, when to consider alternatives

Choose them if:

  • You need indoor air quality work
  • You need mini-split installation
  • You need same-day or after-hours service
  • You need to finance the work

Consider alternatives if:

  • You prefer a provider with hundreds of customer reviews
  • You want a BBB-rated firm specifically
7Palmetto Heating & Cooling614.3 (90+)
Upfront Pricing

Editorial: Palmetto Heating & Cooling advertises 24-hour emergency HVAC response. Palmetto Heating & Cooling reports being in business 25+ years. Palmetto Heating & Cooling lists Carrier and Trane among installed brands. Palmetto Heating & Cooling notes flat-rate pricing with an $85 weekday trip charge. Palmetto Heating & Cooling serves Florence's hot, humid summers with same-day repair mentions in reviews.

Strengths:
  • Long-established (25+ years in business)
  • Emergency response: 24-hour
  • Financing available
Reviewers praise:
  • same-day response
  • clean job sites
  • custom ductwork
  • prompt follow-up
Reviewers flag:
  • Mixed customer sentiment (score 65/100)
More: when to choose, when to consider alternatives

Choose them if:

  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
  • You value a long-tenured local operator (25+ years in business)

Consider alternatives if:

  • You want a BBB-rated firm specifically
8A&A Comfort Solutions LLC564.6 (35+)

Editorial: A&A Comfort Solutions LLC lists HVAC services on a Facebook business page. The company shows 36 Google reviews, indicating regular local work. A&A Comfort Solutions appears in Florence search results, which matters in hot, humid South Carolina summers. Several reviewers note timely technician arrivals and same-week appointments.

More: when to choose, when to consider alternatives

Consider alternatives if:

  • You prefer a provider with hundreds of customer reviews
  • You want a BBB-rated firm specifically

Score column blends public-record signals, customer reviews, and editorial assessment. Best for picks reflect our editorial weighting of those same signals against each category. See full methodology →

Typical HVAC costs in Florence, SC (2026)

Last updated

Estimated ranges for Florence, SC. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.

ServiceTypical range
AC repair (typical service call)$120–$530
Furnace repair$120–$735
Tune-up / annual maintenance visit$75–$165
Full AC system replacement (3-ton, installed)$4,500–$10,600
Furnace replacement (installed)$2,450–$6,900
Heat pump installation$4,050–$11,800
Mini-split (single-zone, installed)$2,050–$5,300
Duct cleaning (whole-home)$285–$650
Duct sealing (Aeroseal or similar)$1,200–$2,850
Whole-house humidifier (installed)$325–$2,050
Whole-house dehumidifier (installed)$1,200–$2,850
Emergency / after-hours service premium$120–$405

How were these Florence "HVAC" providers evaluated on emergency response, warranties, and years in business?

This guide evaluated 8 Florence HVAC providers on emergency response, advertised warranties, years in business, Google review metrics, and per-provider service signals such as financing and manufacturer-dealer status. The most-weighted signals were emergency availability, labor warranty length, and verified years in business.

  • Cook Comfort Systems LLC reports 24/7 emergency response and lists 20+ years in business. These details align with listed Google Maps data.
  • Quality Service Company states they offer same-day emergency response and free estimates, and lists 20+ years in business.
  • Air Solutions Heating and Cooling lists a 10-year labor warranty and says technicians are NATE certified.
  • Hill's Heating & Air Conditioning Services notes 55+ years in business and reports a Trane manufacturer-dealer relationship.
  • Palmetto Heating & Cooling lists flat-rate pricing, free estimates, and a 24-hour emergency response window.

Ratings and review counts used here come from Google Maps; business age and licensing checks reference the South Carolina licensing board and BBB records where available.

How do I choose a HVAC Company in Florence?

  1. Verify license and local standing via the South Carolina licensing board.
  2. Compare emergency response windows and advertised warranty lengths.
  3. Confirm pricing model and whether flat-rate or itemized billing applies.
  4. Request proof of technician certifications, such as NATE credentials.
  5. Check recent Google reviews and review counts for consistency.

4 frequent HVAC headaches Florence homeowners report during warm, humid months

Florence's long, hot summers and high humidity cause common HVAC problems such as reduced cooling capacity, mold growth, and accelerated component wear. Homeowners looking for affordable hvac services florence sc should watch for persistent damp smells, rising bills, and weak airflow as signs of climate-driven faults.

  • Reduced cooling capacity: Continuous high outdoor temperatures in Florence force systems to run longer, lowering efficiency and causing units to struggle to reach set temperatures.
  • Mold and mildew in ducts and coils: Florence humidity overwhelms condensate systems and air handlers, producing musty odors and reduced indoor air quality.
  • Refrigerant leaks and compressor stress: Extended summer run-times in Florence increase wear, which can reveal slow refrigerant leaks and hasten compressor failure.
  • Clogged or corroded condenser coils: Humid, salty air in Florence speeds corrosion and fouling on outdoor coils, which cuts heat transfer and raises operating pressures.
  • Electrical and control failures from heavy run-hours: High seasonal demand in Florence increases cycle counts and heat on contactors, capacitors, and control boards, leading to intermittent faults.
Tip: When humid-season problems appear, document indoor humidity and airflow symptoms before requesting diagnosis to help technicians pinpoint climate-driven failures.

How Florence’s population size and licensing rules shape local "HVAC" availability and timelines

Florence, South Carolina’s hot, humid summers and a small service market drive peak seasonal demand for HVAC repairs and IAQ work. Licensing, bonding, and insurance requirements affect staffing and scheduling, which lengthen lead times and push homeowners toward providers with emergency service and IAQ equipment.

Florence’s climate places sustained stress on cooling systems. High humidity increases mold, coil fouling, and run-hours. Evaluated providers list air filtration and smart-thermostat installs to reduce indoor humidity and improve system control.

The city’s population size concentrates seasonal requests into short windows. That creates longer waitlists during heat waves. Look for evaluated companies that advertise emergency service availability and clear flat-rate options to limit surprise costs.

How to find a licensed hvac contractor in Florence, South Carolina

  • Verify licensing, bonding, and insurance before booking a diagnostic visit.
  • Prefer technicians with NATE certification for accurate diagnostics and refrigerant work.
  • Choose providers offering air filtration upgrades and smart thermostats for persistent humidity problems.
  • If timing matters, prioritize companies advertising emergency service availability or flat-rate pricing.
  • Consider providers with 20+ years in business for demonstrated local experience.
Tip: Compare estimated wait times and ask whether permits or county inspections affect replacement timelines.

Need estimates now?

Which Florence, SC "HVAC" issue is most urgent — and who handles same-day or 24/7 calls?

How do I get a quote from these HVAC companies?
Submit one request on this page and we send it to the vetted HVAC pros in Florence, SC listed here. They send quotes back — no obligation.
How much does HVAC service cost in Florence, SC?
Furnace repair typically runs $120–$735, and heat pump installation runs $4,050–$11,800 in Florence, South Carolina. See the HVAC pricing table on this page for the full per-service breakdown.
Which Florence HVAC problems count as emergencies and warrant a same-day call?
Emergencies include loss of cooling, refrigerant leaks, and electrical tripping. Contact providers that advertise emergency service availability and can dispatch a technician the same day. Ask whether the company logs emergency calls and if dispatch fees apply before scheduling.
Do Florence HVAC businesses need a city business license and bonding to perform work?
Yes. Florence requires a business license and bonding for contractors doing HVAC work. Homeowners should request proof of a current Florence business license and a bond certificate. Also verify the contractor carries general liability insurance and workers' compensation as required by local rules.
Is insurance and workers' compensation required for HVAC teams in Florence?
Yes. Florence-area HVAC contractors must carry liability insurance and workers' compensation coverage. Request the insurer name and policy number or a certificate of insurance before allowing technicians on-site. Verifying coverage protects homeowners from liability for on-the-job injuries or property damage.
When is the busiest season for HVAC companies in Florence, SC?
Florence sees peak demand during the hottest, most humid months when cooling systems run continuously. That surge shortens appointment windows and increases lead times for replacements. Schedule preventative maintenance before summer to avoid long waitlists and to improve odds of same-day repair availability.
How should humidity-driven mold and IAQ issues be prioritized in Florence homes?
Mold and poor indoor air quality should be addressed quickly if occupants have allergies or if visible growth appears near vents or coils. Start with a diagnostic IAQ assessment and coil inspection. Look for providers who offer whole-home filtration, dehumidification, or IAQ-focused maintenance plans.
How do I find a specialist for mini-split or heat-pump installs in Florence?
Search for contractors who list specific manufacturer training or dealer status and who show multiple completed installs in Florence. Ask for references from recent mini-split or heat-pump jobs. Verify the installer documents refrigerant handling credentials and offers a written installation scope before work begins.
Do Florence HVAC providers offer 24/7 emergency response or after-hours dispatch?
Many Florence providers advertise emergency service availability and after-hours dispatch. When contacting a company, confirm how emergency calls are handled, expected response windows, and whether technicians are on-call from local Florence bases. Get any emergency fees in writing before service.
What should Florence homeowners expect for turnaround time on system replacements during peak season?
Turnaround times lengthen during peak summer demand because units are in high supply and technicians have filled schedules. Ask providers about lead times, whether they hold common unit models in local inventory, and if permits or county inspections might add days to the timeline.

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