17 Best Furnace Replacement in Greenville, SC (2026) — Vetted

Why Greenville homeowners replace furnaces more often than nearby towns

Colder winters and aging homes make timely furnace swaps important in Greenville, where short heating seasons compress demand into tight service windows. Searchers often look for the best furnace replacement companies in Greenville, SC that offer warranties and fast emergency service.

Quick Picks

Vouched Score: 85
Best for High-Efficiency (95%+ AFUE) UpgradesAuthorized Heating & Air Conditioning
Yes
Best Manufacturer-Authorized InstallerAuthorized Heating & Air Conditioning
Mitsubishi Comfort Specialist Dealer
Best for Honest Replace-vs-RepairLong Heating & Air Conditioning Inc.
repair & replace options, free estimates
Best for Gas Furnace ReplacementEastergard Heating & AC Repair
Gas furnace changeout + combustion safety
Best for Furnace + AC ChangeoutPreferred Home Services
Furnace + AC full-system changeout
Best for Commercial Furnace ReplacementLong Heating & Air Conditioning Inc.
Commercial / rooftop-heating replacement

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

Which of Greenville's verified Furnace Replacement pros specialize in emergency and long-term warranties?

#ProviderScoreGoogleYearsBest for
1Authorized Heating & Air Conditioning854.9 (635+)31+
★ Highest Vouched ScoreHigh-Efficiency (95%+ AFUE) UpgradesManufacturer-Authorized Installer

Editorial: Furnace replacement specialist with focused residential changeout experience and Trane partnership. Authorized Heating & Air Conditioning lists Trane Comfort Specialist and Mitsubishi Diamond Dealer tiers. The company reports 30+ years serving Greenville homeowners since 1995. Their website notes same-day emergency response for urgent heating failures. Authorized Heating & Air Conditioning advertises flat-rate pricing and financing options.

Strengths:
  • High Google rating (4.9★ across 638 reviews)
  • Long-established (31+ years in business)
  • Authorized Mitsubishi Comfort Specialist Dealer
When to choose them
  • You need same-day furnace replacement
  • You need high-efficiency furnace replacement
  • You need same-day or after-hours service
  • You want manufacturer-warranty installation work
  • You need to finance the work
2General Air Conditioning Service Corp.834.9 (1,240+)67+

Editorial: General Air advertises same-day emergency response for no-heat calls. The company notes flat-rate pricing with financing available. General Air lists family ownership and 65+ years serving Greenville. Greenville's winter cold snaps and older home furnaces make quick diagnostics important. Review excerpts praise clear communication and thorough diagnostics.

Strengths:
  • High Google rating (4.9★ across 1238 reviews)
  • Long-established (67+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • clear communication
  • thorough diagnostics
  • clean job sites
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
3Champion Comfort Experts814.9 (2,620+)22+

Editorial: Champion Comfort Experts lists furnace replacement and gas-furnace work on its site. Champion Comfort Experts notes 20+ years serving the region. Greenville winters make correct combustion commissioning and venting important for safe gas heating. Champion Comfort Experts advertises same-day response for urgent heating calls. Champion Comfort Experts offers financing options for larger changeouts.

Strengths:
  • High Google rating (4.9★ across 2624 reviews)
  • Long-established (22+ years in business)
  • Emergency response: same-day
Reviewers flag:
  • Lower Yelp rating than Google (3.4★ vs 4.9★)
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 2,624 reviews)
  • You value a long-tenured local operator (22+ years in business)
4Long Heating & Air Conditioning Inc.814.7 (2,295+)
Honest Replace-vs-RepairCommercial Furnace Replacement

Editorial: Furnace replacement and full-system changeouts are a core offering listed on Long Heating & Air Conditioning's site. Long Heating & Air Conditioning says it is family-owned and locally based. Greenville's seasonal heat and occasional freezes affect load calculations and venting choices. The company advertises 24/7 emergency and same-day replacement availability. Website copy emphasizes upfront estimates and flat-rate pricing for installations.

Strengths:
  • High Google rating (4.7★ across 2298 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • fast response times
  • upfront pricing
  • experienced technicians
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
  • You prefer a family-owned operation
5Eastergard Heating & AC Repair804.9 (600+)37+
Gas Furnace Replacement

Editorial: Eastergard advertises furnace replacement and gas-furnace installs with high-efficiency options.

Strengths:
  • High Google rating (4.9★ across 602 reviews)
  • Long-established (37+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • fast emergency response
  • thorough installations
  • clean job sites
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
  • You prefer a family-owned operation
6Preferred Home Services784.8 (2,235+)
Furnace + AC Changeout

Editorial: Preferred Home Services lists media-filtration installs for whole-home systems. The company advertises ERV/HRV ventilation offerings. Their site notes financing and no payments until 2027 options. Preferred Home Services reports over 60,000 completed jobs across Charleston and Greenville. Mount Pleasant homeowners face coastal humidity and salt air; ventilation choices matter locally.

Strengths:
  • High Google rating (4.9★ across 1952 reviews)
  • Emergency response: same-day
  • Financing available
Reviewers praise:
  • punctuality
  • transparent pricing
  • fast response
  • knowledgeable technicians
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 1,952 reviews)
7Sanders Heating & Cooling784.8 (1,340+)73+

Editorial: Sanders Heating & Cooling leads with furnace replacement and combined furnace+AC changeouts. Sanders Heating & Cooling traces its roots to 1953, showing 70+ years in Greenville-area service. Sanders Heating & Cooling lists high-efficiency system options and condensing equipment on its site. Sanders Heating & Cooling advertises financing and same-day emergency response for urgent heating failures. Sanders Heating & Cooling notes clear communication and responsive technicians in customer-facing ma…

Strengths:
  • High Google rating (4.8★ across 1342 reviews)
  • Long-established (73+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • timely technicians
  • fast emergency response
  • clear communication
  • long tenure
Reviewers flag:
  • Lower Yelp rating than Google (3.4★ vs 4.8★)
When to choose them
  • You need same-day furnace replacement
  • 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 (4.8★, 1,342 reviews)
8Air Today Heating & Cooling785.0 (310+)27+

Editorial: Furnace replacement focus highlighted by furnace and full-system changeouts on their site.

Strengths:
  • High Google rating (5.0★ across 312 reviews)
  • Long-established (27+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • punctuality
  • clear explanations
  • prompt scheduling
  • fair pricing
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You prefer a family-owned operation
  • You value a long-tenured local operator (27+ years in business)
9Carolina Heating Service774.8 (4,015+)45+

Editorial: Furnace replacement is a primary service listed across Carolina Heating's site. Founded in 1981, Carolina Heating brings 45+ years serving Greenville. The website advertises same-day emergency response for heating breakdowns. Greenville winters can stress aging gas furnaces, and the company highlights emergency and same-day options. Site content notes a fleet of over 50 vehicles and certified technicians.

Strengths:
  • High Google rating (4.8★ across 4018 reviews)
  • Long-established (45+ years in business)
  • Emergency response: same-day
Reviewers praise:
  • fast response
  • knowledgeable technicians
  • transparent communication
  • on-time appointments
Reviewers flag:
  • Lower Yelp rating than Google (3.2★ vs 4.8★)
When to choose them
  • You need same-day furnace replacement
  • 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★, 4,018 reviews)
  • You value a long-tenured local operator (45+ years in business)
10Blue Ridge Heating and Air765.0 (325+)

Editorial: Blue Ridge Heating and Air advertises 60-month financing for high-ticket system replacements.

Strengths:
  • High Google rating (5.0★ across 328 reviews)
  • Long-established (20+ years in business)
  • Emergency response: same-day
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You need to finance the work
  • You have a commercial property
  • You prefer a family-owned operation
11Corley Plumbing Air Electric754.8 (6,895+)40+

Editorial: Corley Pro lists furnace replacement and gas-furnace work across Greenville and upstate. The company notes flexible financing options for high-ticket replacements. Corley Pro reports 24/7 emergency response and same-day service availability. Corley Pro has served Greenville-area homes since 1986, adapting to humid Southern winters and local building-stock needs. Local reviews often mention technicians arriving on time for emergency calls.

Strengths:
  • High Google rating (4.8★ across 6895 reviews)
  • Long-established (40+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • up-front pricing
  • emergency response
  • skilled technicians
Reviewers flag:
  • Lower Yelp rating than Google (2.2★ vs 4.8★)
  • Mixed customer sentiment (score 45/100)
When to choose them
  • You need same-day furnace replacement
  • 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★, 6,895 reviews)
  • You value a long-tenured local operator (40+ years in business)
12Easy Air + Heat + Plumbing754.9 (530+)

Editorial: Easy Air lists Mitsubishi mini-split installation among its HVAC services. The company states financing is available for larger installs. Emergency Response is listed as 24/7 with same-day options. Greenville's hot, humid summers increase demand for reliable ductless cooling. Easy Air notes over 500 Google reviews and frequent same-day service visits.

Strengths:
  • High Google rating (4.9★ across 532 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • punctuality
  • fast response
  • technician knowledge
  • friendly follow-up
Reviewers flag:
  • Lower Yelp rating than Google (3.4★ vs 4.9★)
When to choose them
  • You need same-day or after-hours service
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 532 reviews)

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 Furnace Replacement costs in Greenville, SC (2026)

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

ServiceTypical range
Full gas furnace replacement (80% AFUE, installed)$2,500–$5,450
High-efficiency condensing furnace (95%+ AFUE, installed)$3,750–$7,950
Modulating / two-stage variable-speed (ECM) furnace upcharge$500–$1,650
Condensing-furnace venting + condensate conversion (80%->95% AFUE)$500–$1,500
Gas line / electrical / permit modification (changeout)$125–$750
Electric furnace / air-handler replacement (installed)$1,650–$4,150

How were these Greenville Furnace Replacement pros evaluated for reliability and emergency response?

This guide evaluated 12 licensed furnace replacement contractors in Greenville, SC on emergency availability, pricing signals, reviews, and manufacturer-dealer status. The primary signals were Google review volume and advertised emergency response, flat-rate pricing, free estimates, and manufacturer-dealer or certification claims.

  • General Air Conditioning Service Corp. lists 65+ years and 24/7 emergency availability, per Google Maps data.
  • Corley Plumbing Air Electric reports 24/7 emergency response and 6,895 Google reviews.
  • Long Heating & Air Conditioning Inc. advertises flat-rate pricing and free estimates on its site.
  • Authorized Heating & Air Conditioning notes a Trane Comfort Specialist dealer status and background-checked technicians.
  • Blue Ridge Heating and Air and Air Today show 5.0 Google ratings, according to Google Maps data.

Selection focused on verifiable review counts, advertised emergency windows, pricing models, and manufacturer or certification signals.

How to choose a furnace replacement contractor in greenville?

Compare response times, warranties, and verified review counts before contacting providers.

How do I choose a Furnace Replacement Company in Greenville?

  1. Verify licensing and BBB records for the provider.
  2. Compare Google review counts and recent review sentiment.
  3. Confirm emergency service terms and any advertised response windows.
  4. Request written quotes that detail flat-rate or itemized pricing.
  5. Check manufacturer-dealer or certification claims before signing.

4 furnace replacement risks Greenville homes run into during winter starts

Most common furnace replacement problems in Greenville arise from short, colder winter starts and aging homes that compress repair windows. Homeowners searching for affordable furnace replacement services Greenville SC often face emergency rushes, delayed component availability, and mismatched system sizing tied to older ductwork.

  • Emergency failure during the first cold snap. Short, colder winter starts in Greenville push older furnaces to run hard, causing sudden failures when demand spikes.
  • Long lead times for replacement parts and units. High seasonal demand around Greenville's early heating season creates backlogs, delaying installations and leaving homes without heat for days.
  • Mismatched sizing with older duct systems. Many Greenville houses have legacy ductwork and envelope losses, which leads to oversized or undersized furnace installs and poor comfort until a proper assessment is done.
  • Hidden damage from deferred maintenance. Aging equipment in Greenville accumulates unseen wear and corrosion, so replacement reveals additional repairs to flues, vents, or controls before a new furnace can run safely.
If a furnace fails during Greenville's first cold stretch, schedule an inspection quickly to avoid emergency heating outages and potential safety risks.

What Greenville's 70,838 residents and short heating seasons mean for furnace replacement timing

Greenville's relatively small population and short, colder heating stretches concentrate furnace demand into tight windows. This makes prompt scheduling and emergency service availability the primary priorities for homeowners replacing furnaces in Greenville, SC.

Local condition: Greenville's short heating season creates a high-service volume at winter start.

Impact: High seasonal demand causes lead times and compressed installation slots.

Capability connection: Many evaluated providers advertise emergency service availability. Some list 24/7 emergency service.

Local condition: A sizable share of homes have older furnaces and legacy ductwork.

Impact: Older systems often require careful sizing and additional duct or vent repairs before replacement.

Capability connection: Look for providers who install the correct furnace type and who offer flat-rate pricing for transparent quotes. Several shortlisted companies list flat-rate pricing.

Local condition: Licensing and bonding are required in Greenville and for county permits.

Impact: Installations without bonded contractors can delay permits and inspections.

Capability connection: Seek providers with known certifications and manufacturer status. Several evaluated firms list Trane Comfort Specialist credentials.

Tip: When booking, ask about emergency response windows and whether quoted installs include permit handling.

How quickly can a Greenville Furnace Replacement contractor respond to an emergency heating failure?

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 Greenville, SC listed here. They send quotes back — no obligation.
What does furnace replacement service typically run in Greenville, SC?
Full gas furnace replacement typically runs $2,500–$5,450, and high-efficiency condensing furnace runs $3,750–$7,950 in Greenville, South Carolina. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
Do Greenville furnace installers need a city business license and bond to perform replacements?
Yes. Greenville requires a business license and bonding for contractors who perform furnace replacements. Contractors must also carry insurance and workers' compensation as part of local licensing rules. Hiring a bonded and licensed contractor avoids permit delays and helps ensure a compliant installation in Greenville, SC.
Is proof of insurance and workers' compensation required from furnace replacement companies in Greenville?
Yes. Furnace replacement companies working in Greenville must provide proof of insurance and workers' compensation coverage. Request certificates before signing a contract. Keeping documented insurance on file protects homeowners from liability for on-site injuries and demonstrates the contractor meets local licensing expectations.
When is same-day or emergency furnace replacement most likely to be available in Greenville?
Emergency and same-day replacement availability narrows at the start of Greenville's short, colder heating season. Bookings fill quickly during early winter, so same-day options are most likely on weekdays outside peak season. Ask providers about emergency response windows and whether permit handling is included in the service.
How can a homeowner find a high-efficiency furnace replacement specialist in Greenville?
Look for contractors who list high-efficiency furnace installation and manufacturer-dealer status in their credentials. Verify certifications and ask for examples of recent high-efficiency installs. Check local reviews for mentions of energy-savings guidance and accurate sizing, and request written warranty and performance expectations before committing.
Do Greenville contractors need specific credentials to install or convert gas furnaces?
Contractors installing or converting gas furnaces should hold the appropriate licensed trade credentials and comply with Greenville bonding and insurance rules. Ask for proof of gas-handling qualifications and evidence of local permit experience. Proper licensing reduces the risk of inspection delays and unsafe gas connections.
What should homeowners ask when replacing both a furnace and an air conditioner together in Greenville?
Request a single scoped proposal that covers load calculation, matched equipment recommendations, and coordinated permitting. Confirm whether the contractor offers combined-system warranties and handles all required Greenville permits. Comparative bids should list ductwork, thermostat upgrades, and any needed electrical or venting changes separately.
How do commercial furnace replacement requirements differ in Greenville compared with residential jobs?
Commercial replacements often require additional bonding, permits, and inspection steps beyond residential work in Greenville. Contractors should demonstrate commercial project experience and provide proof of appropriate insurance and bonding. Ask for references from similar-sized commercial installs and a written project timeline with inspection milestones.
Are there special considerations for replacing oil furnaces in Greenville?
Yes. Replacing an oil furnace in Greenville typically involves fuel-tank checks, fuel-line routing, and local code compliance. Confirm the contractor's experience with oil systems and ask how they handle tank decommissioning or removal. Verify that the installer follows Greenville licensing and bonding requirements for fuel-handling work.

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