12 Best Furnace Replacement Companies in Savannah, GA (2026)

Why Savannah's Humid Summers Change Furnace Replacement Choices

Savannah's hot, humid summers put extra strain on combined heating and cooling systems and influence ductwork corrosion and indoor humidity control, so choosing among the best furnace replacement companies in Savannah, GA means weighing moisture-resistant installs, proper ventilation, and equipment sizing for year-round comfort and efficiency.

Quick Picks

Highest Vouched ScoreGordon's Heating & Air llc
Vouched Score: 85
Best for Gas Furnace ReplacementThompson & Thompson Service Group
Gas furnace changeout + combustion safety
Best for Furnace + AC ChangeoutCanady's Heating, Air, & Plumbing
Furnace + AC full-system changeout
Best Manufacturer-Authorized InstallerGordon's Heating & Air llc
Bryant Factory Authorized Dealer
Best NATE-Certified InstallerGordon's Heating & Air llc
NATE certified
Best for Honest Replace-vs-RepairSavannah Air Factory
repair & replace options, free estimates
Best for High-Efficiency (95%+ AFUE) UpgradesAir Therm LLC
Yes
Best for Commercial Furnace ReplacementSavannah Air Factory
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.

How these 12 Savannah pros differ by reviews, response options, and warranties

#ProviderScoreGoogleYearsBest for
1Gordon's Heating & Air llc854.9 (595+)
★ Highest Vouched ScoreManufacturer-Authorized InstallerNATE-Certified Installer

Editorial: Gordon's Heating & Air llc earns frequent praise for patient, no-pressure system evaluations. Google reviews report technicians explaining options clearly and thoroughly. Staff responsiveness appears consistent in recent customer accounts. Savannah's coastal humidity raises indoor moisture concerns homeowners cite during IAQ conversations. Many reviewers note timely repairs and thorough system checkups after service visits.

Strengths:
  • High Google rating (4.9★ across 597 reviews)
Reviewers praise:
  • informative explanations
  • no-pressure estimates
  • fast repairs
  • thorough checkups
"Mike came to my home to give me a second opinion with regard to my HVAC system. He was very patient and informative with regard to the unit, its current condition and whether the…" — ★★★★ · Google
When to choose them
  • You need same-day or after-hours service
  • You want a top-rated provider with substantial review history (4.9★, 597 reviews)
2Canady's Heating, Air, & Plumbing844.9 (3,015+)40+
Furnace + AC Changeout

Editorial: Canady's highlights furnace-plus-AC matched changeouts and large-system replacements. The company notes 40+ years serving Savannah homeowners. Canady's lists combustion-safe emergency response and same-day replacement availability. The website advertises flat-rate pricing, free estimates, and financing for larger jobs. Local winters and coastal humidity make correct venting and load sizing important in Savannah.

Strengths:
  • High Google rating (4.9★ across 3019 reviews)
  • Long-established (40+ years in business)
  • Background-verified team
Reviewers praise:
  • fast emergency response
  • upfront pricing
  • large-install experience
  • same-day replacements
Reviewers flag:
  • Lower Yelp rating than Google (3.1★ 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★, 3,019 reviews)
  • You value a long-tenured local operator (40+ years in business)
3Air Therm LLC844.9 (620+)57+
High-Efficiency (95%+ AFUE) Upgrades

Editorial: Air Therm leads with furnace repair and diagnostic work, per their service pages. The company lists furnace service and diagnostics dating back to 1969. Air Therm states emergency service is available, advertising 24/7 response. Their site notes financing options for larger repairs and replacements. Customer testimonials mention fast emergency repairs and responsive technicians.

Strengths:
  • High Google rating (4.9★ across 624 reviews)
  • Long-established (57+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • fast emergency response
  • diagnostic accuracy
  • clean job sites
When to choose them
  • You need no-heat / emergency furnace repair
  • You need furnace igniter & flame sensor repair
  • You need furnace tune-up & maintenance
  • You need same-day or after-hours service
  • You need to finance the work
4Thompson & Thompson Service Group834.9 (3,370+)
Gas Furnace Replacement

Editorial: Thompson & Thompson lists furnace replacement and gas-furnace changeouts among core services. The company advertises financing options for larger heating projects. Thompson & Thompson notes same-day emergency replacement availability for urgent heating failures. Savannah's humid coastal climate and many older homes make prompt combustion-safe service important. Google reviewers often cite quick emergency response and timely installations.

Strengths:
  • High Google rating (4.9★ across 3372 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • fast emergency response
  • clean job sites
  • timely installations
Reviewers flag:
  • Lower Yelp rating than Google (2.6★ 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★, 3,372 reviews)
5Old Coast Heating & Air Conditioning834.8 (1,120+)

Editorial: furnace replacement focus: Old Coast advertises full furnace replacement and installation services. NATE-certified technicians are listed on their site. Savannah's coastal humidity increases corrosion risk for venting systems. The company notes same-day emergency response and financing through Wells Fargo.

Strengths:
  • High Google rating (4.8★ across 1123 reviews)
  • NATE-certified technicians
  • 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 want a top-rated provider with substantial review history (4.8★, 1,123 reviews)
  • You want NATE-certified technicians
6Savannah Air Factory834.9 (685+)
Honest Replace-vs-RepairCommercial Furnace Replacement

Editorial: Savannah Air Factory highlights ERV/HRV ventilation installs for whole-home fresh air. Savannah Air Factory says technicians are salaried, not commission paid. Savannah's humid summers make ventilation and dehumidification especially relevant. Savannah Air Factory notes Payzer financing options and free estimates with qualifying credit. Savannah Air Factory maintains an emergency response line for after-hours issues.

Strengths:
  • High Google rating (4.9★ across 687 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • clear explanations
  • thorough diagnostics
  • maintenance cleaning
  • no-upsell approach
"Outstanding service! Our HVAC system was having connectivity issues, and James was able to quickly diagnose and resolve the problem." — ★★★★ · Google
When to choose them
  • You need to finance the work
  • You want a top-rated provider with substantial review history (4.9★, 687 reviews)
7Byrd Heating & Air Conditioning804.8 (725+)

Editorial: Byrd Heating & Air lists ductless mini-split service and Mitsubishi split work in customer reports. The company shows extensive local field experience around Savannah's coastal humidity. Byrd Heating & Air notes technicians perform same-day repair visits in some cases. Customer feedback highlights diagnostic thoroughness and clear explanations from technicians.

Strengths:
  • High Google rating (4.8★ across 728 reviews)
Reviewers praise:
  • punctuality
  • thorough diagnostics
  • same-day repairs
  • clear explanations
"After searching the customer reviews, business background and experience, and services of many HVAC repair businesses in metro Savannah, I selected the Byrd to fix my AC unit…" — ★★★★ · Google
When to choose them
  • You want a top-rated provider with substantial review history (4.8★, 728 reviews)
8Aire Serv of Savannah774.9 (250+)

Editorial: Aire Serv of Savannah notes free second-opinion offers on installs and diagnostics. The franchise advertises flat-rate pricing with financing available locally. The location reports emergency service available, day or night. Local reviews mention efficient same-day replacements after urgent calls.

Strengths:
  • High Google rating (4.9★ across 250 reviews)
  • Emergency response: 24/7
  • Financing available
Reviewers praise:
  • fast emergency response
  • upfront pricing
  • efficient installs
  • courteous 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 prefer a family-owned operation
9Westberry Heating & Air Conditioning764.9 (230+)28+

Editorial: Westberry leads with same-day emergency response statewide. The company states flat-rate pricing and financing options. Westberry reports background-checked, uniformed technicians. Westberry has served Savannah-area homes for 25+ years. Winter humidity and occasional freezes make same-day heating help important in Savannah.

Strengths:
  • High Google rating (4.9★ across 232 reviews)
  • Long-established (28+ years in business)
  • Background-verified team
Reviewers praise:
  • punctuality
  • same-day response
  • clear communication
  • 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
10PlumbPro Plumbing, Heating & Cooling714.9 (175+)

Editorial: Furnace and AC system replacement is listed on PlumbPro's website. Same-day emergency HVAC response is advertised for urgent heating failures. Google reviewers report prompt arrivals and clear explanations after service visits. Savannah's humid coastal climate increases corrosion risk on vents and condensate lines.

Strengths:
  • High Google rating (4.9★ across 176 reviews)
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • clear explanations
  • fast emergency response
  • thorough diagnostics
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You prefer a family-owned operation
11Comfort Air Corporation654.8 (235+)

Editorial: Comfort Air Corporation lists same-day and 24/7 emergency furnace replacements. Thompson & Thompson notes financing options available per their site. Comfort Air Corporation says they operate as a locally run, family-oriented team. Savannah's mild coastal winters still require safe combustion checks on older gas furnaces. Reviewers report quick responses and rapid install turnarounds.

Strengths:
  • High Google rating (4.8★ across 236 reviews)
  • Emergency response: 24/7
  • Satisfaction guarantee
Reviewers praise:
  • same-day response
  • fast installs
  • certified technicians
  • quick callbacks
Reviewers flag:
  • Lower Yelp rating than Google (2.8★ vs 4.8★)
  • Mixed customer sentiment (score 65/100)
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 prefer a family-owned operation
12Polar Air Inc.524.9 (225+)50+

Editorial: Polar Air advertises free in-home estimates and financing for larger installs. Polar Air notes family ownership and local roots since 1976. Polar Air lists after-hours and emergency response for urgent heating failures. Polar Air references compact, energy-efficient installs suitable for Savannah's tight yards and humid climate. Polar Air highlights daily communication and guaranteed parts and labor on installations.

Strengths:
  • High Google rating (4.9★ across 227 reviews)
  • Long-established (50+ years in business)
  • Emergency response: 24/7
Reviewers praise:
  • punctuality
  • clear communication
  • free estimates
Reviewers flag:
  • Lower Yelp rating than Google (3.7★ 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 prefer a family-owned operation
  • You value a long-tenured local operator (50+ years in business)

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 Savannah, GA (2026)

Last updated

Estimated ranges for Savannah, GA. 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)$2,350–$5,100
High-efficiency condensing furnace (95%+ AFUE, installed)$3,550–$7,450
Modulating / two-stage variable-speed (ECM) furnace upcharge$470–$1,550
Condensing-furnace venting + condensate conversion (80%->95% AFUE)$470–$1,400
Gas line / electrical / permit modification (changeout)$120–$705
Electric furnace / air-handler replacement (installed)$1,550–$3,900

What standards determine which Savannah furnace replacement pros made this list?

This guide evaluated 12 Savannah furnace replacement providers on emergency availability, Google review counts, advertised pricing models, certifications, and years in business. Emphasis went to verified Google Maps review totals, documented certifications, and provider-stated terms like flat-rate pricing or free estimates when available.

  • Thompson & Thompson Service Group shows a 24/7 emergency response, per their listing on Google Maps.
  • Canady's Heating, Air, & Plumbing lists flat-rate pricing and free estimates on its website, as reported in provider data.
  • Air Therm LLC notes high-efficiency installs and cites 55+ years in business, per its public profile.
  • Old Coast Heating & Air Conditioning reports NATE certification; that certification was included in the pipeline data extract.
  • Gordon's Heating & Air llc lists a manufacturer dealer relationship with Bryant (advertised) in its provider metadata.

Aggregate signals came mainly from Google Maps review totals and each provider's published service pages; check BBB records for accreditation or complaints before hiring.

How do I choose a Furnace Replacement Company in Savannah?

  1. Verify proof of license or registration and listed certifications.
  2. Compare quoted pricing models, noting flat-rate versus time-and-materials.
  3. Confirm emergency service windows and any advertised same-day options.
  4. Request written warranty terms and ask about proper-install tooling.
  5. Check recent Google reviews and BBB records for complaint history.

4 furnace replacement pitfalls Savannah homeowners cite after humid summers

What are the most common furnace replacement problems in Savannah? High year-round humidity in Savannah drives corrosion, condensation damage, and duct-mold issues that shorten furnace life and complicate installs. Homeowners searching for affordable furnace replacement services savannah ga often discover these humidity-driven failure modes during post-summer inspections.

  • Corroded flues and venting. Savannah's humid air accelerates rust on metal flues and vent collars, causing exhaust leaks or blocked vents that require replacement or rework.
  • Condensation-driven heat-exchanger damage. Excess moisture in Savannah encourages repeated condensation cycles that can pit or crack heat exchangers, shortening service life.
  • Mold and microbial growth in shared HVAC components. High humidity in Savannah fosters mold inside plenums and around furnace bases, which can void warranties and necessitate cleanup before replacement.
  • Duct corrosion and hidden leaks. Sea-air humidity speeds corrosion at seams and joints in older ducts in Savannah homes, lowering efficiency and making final system balancing harder after a furnace swap.
  • Incorrect sizing for combined heating and dehumidification needs. Furnaces sized only for heat without accounting for Savannah's latent load can leave homes uncomfortable and cause repeated callbacks after installation.
Tip: Read local furnace replacement reviews savannah ga to find installers experienced with humid-climate installs and post-replacement moisture control techniques.

How Savannah's population, seasonal demand, and IECC rules shape furnace replacement timing

Savannah's high humidity and seasonal demand swings make shoulder-season furnace replacements practical. Schedule installs outside peak service months to avoid delays and to ensure contractors can address moisture-related corrosion and code-driven efficiency upgrades under the 2021 IECC.

Savannah's humid summers increase corrosion risk for flues, heat exchangers, and duct seams. That corrosion shortens component life and raises the chance of pre-install repairs.

Seasonal demand patterns vary by local climate, so many homeowners find spring or early fall schedules reduce wait times. Scheduling then helps contractors complete pre-replacement diagnostics before humidity cycles intensify.

The 2021 IECC influences timing by encouraging higher-efficiency equipment and proper installation documentation. Permit reviews and efficiency compliance checks can add days to a replacement project.

Evaluated providers frequently show capabilities that match these local needs. Look for contractors advertising NATE-certified technicians and proper-install tooling to limit callbacks from moisture-driven installation issues.

Emergency service availability and flat-rate pricing also affect timing decisions. With most of evaluated providers listing emergency service, planning non-urgent replacements outside peak months avoids emergency scheduling pressures.

Tip: Request a pre-install checklist and permit timeline from prospective contractors to align replacement dates with IECC compliance and lower-humidity windows.

How long does a furnace replacement usually take in Savannah, and who handles permits?

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 Savannah, GA listed here. They send quotes back — no obligation.
How much does furnace replacement service cost in Savannah, GA?
Full gas furnace replacement typically runs $2,350–$5,100, and high-efficiency condensing furnace runs $3,550–$7,450 in Savannah, Georgia. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
Do Savannah furnace replacements require a city permit under the 2021 IECC?
Yes — most furnace replacements require a city permit and IECC documentation. The Georgia Secretary of State’s Construction Industry Licensing Board oversees trade contractors and permit-related licensing. Contractors should file required paperwork with the local permitting office before work begins.
Who is responsible for pulling permits for a furnace replacement in Savannah?
Licensed contractors usually pull permits on the homeowner's behalf. Look for firms stating permit coordination as part of installation. Confirm a contractor's registration with the Georgia Construction Industry Licensing Board and ask for the permit timeline in writing.
How do I find a high-efficiency furnace specialist in Savannah?
Search for providers who list high-efficiency installs and NATE-certified technicians. Also look for documentation of IECC compliance, manufacturer-dealer status, and recent reviews mentioning efficiency upgrades. Request references for similar high-efficiency jobs and proof of qualification before hiring.
Can local contractors replace a gas furnace and handle flue or vent modifications?
Yes. Many licensed HVAC contractors in Savannah perform gas furnace replacements and associated venting work. Ensure the contractor holds the appropriate license per the Georgia Construction Industry Licensing Board and that the permit covers combustion-air and flue changes.
Are same-day furnace replacements possible in Savannah?
Some providers offer same-day furnace replacement for simple like-for-like units, but permit and inspection requirements can delay completion. Ask a contractor whether they can complete an install and obtain inspections within the desired timeframe.
When is the busiest season for furnace replacement work in Savannah?
Savannah sees lower demand in spring and early fall, and higher demand heading into winter and during cold snaps. Schedule non-urgent replacements in shoulder seasons to avoid long lead times and to give contractors time to handle moisture-related prep work.
How should a homeowner prepare equipment and ducts before a scheduled furnace replacement?
Clear access to the furnace area and provide safe workspace for technicians. Homeowners should address known duct corrosion or water intrusion beforehand. Request a pre-install inspection list from the contractor to identify any moisture-related repairs that could extend job time.
What factors most affect furnace replacement pricing in Savannah?
Answer: Pricing depends on system efficiency, required duct or vent repairs, IECC compliance work, and permit complexity. Contractor response times and seasonal demand can also influence final cost. Ask for an itemized estimate to compare bids fairly.

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