8 Best Furnace Replacement in Myrtle Beach, SC (2026) — Compared
Why Myrtle Beach homeowners replace furnaces sooner than they expect
Salt-air corrosion and humid, mild winters in Myrtle Beach, SC shorten furnace lifespans by stressing components and promoting rust. Homeowners often search for the best plumbing services in Myrtle Beach, SC after midseason failures. Scheduling can be slower in shoulder seasons, so plan ahead for parts and installers.
Quick Picks
Awards based on the same publicly available signals as the Vouched Score, including provider-stated certifications and dealer status. Not independently verified.
Compare top Furnace Replacement providers in Myrtle Beach
| # | Provider | Score | BBB | Years | Best for | |
|---|---|---|---|---|---|---|
| 1 | SSwift Services | 83 | 4.8 (5,410+) | — | — | ★ Highest Vouched Score |
Editorial: Swift Services says they work with Lennox to offer premium equipment options. The company lists 24/7 emergency response and same-day replacements. Swift Services notes financing plans for larger furnace changeouts. Myrtle Beach's salt air and high humidity shape their HVAC recommendations. The site features customer testimonials praising fast response and clear explanations. Strengths:
Reviewers praise:
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| 2 | BBeach Air | 81 | 4.9 (1,925+) | — | — | — |
Editorial: Beach Air appears frequently in local HVAC searches and map results. Beach Air's Google profile lists over 1,900 customer reviews. Beach Air lists furnace replacement among its service offerings. Myrtle Beach's coastal humidity and salt air increase corrosion risks for furnaces. Strengths:
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| 3 | QQuality Air & Insulation | 80 | 4.9 (1,015+) | — | — | — |
Editorial: Quality Air & Insulation serves Myrtle Beach from its Socastee Boulevard address. The company has over one thousand local customer reviews online. The business appears in central Myrtle Beach search results on Google Maps. Coastal salt air in Myrtle Beach can accelerate HVAC corrosion risk for venting and outdoor components. Strengths:
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| 4 | FFirst Choice Heating & Air | 78 | 4.9 (345+) | — | — | Combustion-Safe InstallationHigh-Efficiency (95%+ AFUE) Upgrades |
Editorial: First Choice lists furnace replacement and full-system changeouts as core services. Heat exchanger inspections and safety testing are noted on their website. First Choice adapts HVAC work for Myrtle Beach salt air and high humidity. The company advertises same-day and emergency response options. Google reviewers cite clear, upfront pricing and rapid response times. Strengths:
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| 5 | OOne Hour Heating & Air Conditioning | 73 | 4.8 (8,415+) | — | — | Furnace + AC Changeout |
Editorial: One Hour Heating & Air Conditioning lists financing options for larger changeouts. One Hour advertises emergency same-day service. The company notes experience dealing with Myrtle Beach's coastal humidity and salt-air corrosion. One Hour's site highlights proper-install tooling for furnace changeouts. One Hour has a large online footprint with thousands of Google reviews. Strengths:
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| 6 | PPolar Air And Mechanical LLC | 73 | 4.9 (220+) | — | 4+ | Manufacturer-Authorized Installer |
Editorial: Polar Air And Mechanical LLC is a Lennox Premier Dealer, per their site. The company lists same-day service availability. The site advertises financing options for larger changeouts. Myrtle Beach's humid, coastal climate raises demand for sealed combustion and proper venting. Review summaries note fast service and repeat-install outcomes. Strengths:
Reviewers praise:
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| 7 | AARS / Rescue Rooter | 71 | 4.7 (6,390+) | — | — | Gas Furnace Replacement |
Editorial: ARS / Rescue Rooter lists furnace replacement and gas-furnace installs for homeowners. Strengths:
Reviewers flag:
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| 8 | FFour Star Plumbing and Air Conditioning | 68 | 4.7 (615+) | — | — | — |
Editorial: Four Star lists furnace replacement with same-day and emergency replacement options. The company advertises 24/7 emergency response across Horry County. Financing availability is noted, including a 24-month special offer. Local coastal salt air often accelerates HVAC corrosion in Myrtle Beach, and Four Star serves nearby coastal towns. Strengths:
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Typical Furnace Replacement costs in Myrtle Beach, SC (2026)
Last updated
Estimated ranges for Myrtle Beach, SC. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Full gas furnace replacement (80% AFUE, installed) | $2,300–$5,000 |
| High-efficiency condensing furnace (95%+ AFUE, installed) | $3,450–$7,300 |
| Modulating / two-stage variable-speed (ECM) furnace upcharge | $460–$1,550 |
| Condensing-furnace venting + condensate conversion (80%->95% AFUE) | $460–$1,400 |
| Gas line / electrical / permit modification (changeout) | $115–$690 |
| Electric furnace / air-handler replacement (installed) | $1,550–$3,850 |
Nearby South Carolina furnace replacement pricing: Aiken · Anderson · Charleston
See broader context: Furnace Replacement pricing in South Carolina · Furnace Replacement pricing nationwide
How were these Furnace Replacement providers evaluated for Myrtle Beach homeowners?
This guide evaluated 8 Myrtle Beach furnace replacement providers using Google review counts and ratings, advertised emergency response, financing and pricing signals, manufacturer-dealer status, and available installation tooling information to compare reliability, availability, and equipment guarantees.
- Aggregate ratings and total review counts are based on Google reviews and Google Maps data.
- One Hour Heating & Air Conditioning lists Proper-Install tooling and shows 4.8/5.0 across 8,415 Google reviews.
- First Choice Heating & Air states flat-rate pricing and combustion analysis capability; it shows 4.9/5.0 in Google reviews.
- Polar Air And Mechanical LLC lists a Lennox Premier Dealer designation and offers free estimates, per provider listings.
- ARS / Rescue Rooter reports 50+ years in business and a background-checked workforce, as noted in provider data.
Use the above signals — ratings, emergency availability, dealer status, and advertised pricing — to shortlist qualified providers for quotes.
How do I choose a Furnace Replacement Company in Myrtle Beach?
- Verify licensing and any listed certifications with South Carolina contractor licensing records.
- Compare quoted warranty terms and included parts versus labor.
- Confirm emergency response windows and any after-hours fees.
- Request written estimates that list equipment models and Proper-Install procedures.
- Check Google reviews to confirm recent service consistency and workmanship.
4 ways Myrtle Beach homes show furnace failure first — and what that means for replacement timing
The most common furnace problems in Myrtle Beach are corrosion and moisture-driven failures caused by coastal salt air and year-round humidity, which accelerate rust and electrical faults. These issues often force earlier replacement than inland homes because parts deteriorate faster and repairs recur.
- Salt-air corrosion on combustion components. Salt-laden air along Myrtle Beach accelerates rust on burners, flame sensors, and heat exchangers, causing poor combustion and early parts failure.
- Moisture-clogged condensate drains and control failures. High humidity in Myrtle Beach promotes condensate buildup that blocks drains and trips safety switches, leading to repeated shutdowns.
- Electrical shorts and relay failures from coastal humidity. Persistent moisture in Myrtle Beach homes increases the risk of corroded terminals and relay faults, which show as no-start conditions or intermittent operation.
- Frequent short cycling tied to mild winter temperatures. Myrtle Beach's mild winters cause short, frequent heating cycles that stress blowers and ignition systems and reduce overall furnace lifespan.
- Vent and duct corrosion reducing efficiency. Salt and humidity in Myrtle Beach corrode metal vents and duct connections, which worsens airflow imbalance and can mask underlying furnace faults.
Why Myrtle Beach's population size and seasonal demand shape Furnace Replacement timelines
Coastal salt air and year-round humidity in Myrtle Beach shorten furnace lifespans, which raises replacement demand during mild winters and storm seasons. Evaluated providers respond with corrosion-aware installs and expedited scheduling to limit repeat repairs and downtime for coastal homes.
Salt-laden air near Myrtle Beach promotes faster corrosion on combustion and venting components.
That corrosion shortens component life and increases the frequency of replacement versus inland areas.
Evaluated providers address this by using proper-install tooling and corrosion-resistant fasteners during replacements.
High humidity increases condensate and electrical failures during mild heating seasons.
To cope, many evaluated contractors advertise emergency service availability and rapid diagnostics for repeat-failure homes.
Some shortlisted companies also maintain manufacturer dealer status and installation training.
Look for providers who list Proper-Install Tooling or manufacturer-dealer credentials as part of their replacement process.
How long does a typical Furnace Replacement take in Myrtle Beach, and what affects that timeline?
- How do I get a quote from these furnace replacement companies?
- Submit one request on this page and we send it to the vetted furnace replacement pros in Myrtle Beach, SC listed here. They send quotes back — no obligation.
- How much does furnace replacement service cost in Myrtle Beach, SC?
- Full gas furnace replacement typically runs $2,300–$5,000, and high-efficiency condensing furnace runs $3,450–$7,300 in Myrtle Beach, South Carolina. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
- How long does a typical furnace replacement take in Myrtle Beach?
- Most straight replacement jobs in Myrtle Beach finish in one full workday for a single-family home. Complex installs, such as relocations, duct modifications, or high-efficiency conversions, can add one or more days. Availability of parts, permit checks, and coastal corrosion remediation are common causes of extended timelines.
- Do Myrtle Beach furnace contractors need a business license and bonding to perform replacements?
- Yes. Myrtle Beach requires a business license and bonding for contractors doing furnace replacements. Proof of insurance and workers' compensation is also required. Homeowners should request license or bond numbers and verify them before scheduling to confirm compliance.
- Is insurance and workers' compensation required for installers working in Myrtle Beach?
- Yes. Installers performing furnace replacement work in Myrtle Beach must carry insurance and workers' compensation. Ask for written insurance certificates and verify coverage limits to ensure protection against on-site injury or property damage during the install.
- What local factors most affect furnace replacement timelines and availability in Myrtle Beach?
- Seasonal demand swings, coastal salt-air corrosion, and local permit processing affect timelines and availability. Storm seasons and mild winters can shift contractor schedules. Discuss start dates and lead time with providers to avoid delays during peak periods.
- What non-cost factors most influence the final price of a furnace replacement in Myrtle Beach?
- Equipment efficiency, required ductwork changes, venting modifications, and the need for corrosion-resistant components influence pricing. Permit complexity and access constraints at the property also affect labor hours. Ask providers which of these will apply to the specific home.
- How do I find a contractor experienced with high-efficiency furnace installations in Myrtle Beach?
- Look for contractors who list manufacturer-dealer status, installation training, or Proper-Install Tooling in their credentials. Request past job references for high-efficiency installs and ask if installers perform combustion testing and documented efficiency verification after installation.
- Can Myrtle Beach providers offer same-day or emergency furnace replacement during mild heating seasons?
- Some evaluated providers advertise emergency service availability and same-day options. Availability depends on technician schedules and parts. Ask prospective contractors about emergency service terms and whether same-day replacement includes a warranty or parts guarantee (advertised).
- Do furnace replacement jobs in Myrtle Beach commonly require additional permits or inspections?
- Permit requirements vary by job scope; simple like-for-like swaps may need fewer inspections than relocations or major venting changes. Homeowners should confirm with the contractor which permits the company will obtain and whether final inspections are included in the scope.