8 Vetted Furnace Replacement Companies in Nicholasville, KY in Nicholasville, KY

Why Nicholasville homeowners replace furnaces more often than you’d expect

Long winters and occasional cold snaps raise heating demand in Nicholasville, and aging homes push earlier replacements for worn systems. Homeowners searching for best furnace replacement companies in Nicholasville, KY often prioritize emergency service, clear warranties. They also look for upfront pricing when scheduling swaps during peak months in a 31,352‑resident market.

Quick Picks

Highest Vouched ScoreBernie Hartung & Associates
Vouched Score: 87
Best for Honest Replace-vs-RepairValue HVAC Services - AC Repair and Installation
repair & replace options, free estimates
Best for Gas Furnace ReplacementValue HVAC Services - AC Repair and Installation
Gas furnace changeout + combustion safety
Best for Furnace + AC ChangeoutAirPro Heating & Cooling
Furnace + AC full-system changeout
Best for Same-Day ReplacementAirPro Heating & Cooling
24-hour replacement response

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

Which of these 8 Nicholasville pros advertise 24/7 response, same-day service or decade-long warranties?

#ProviderScoreGoogleYearsBest for
1Bernie Hartung & Associates875.0 (515+)36+
★ Highest Vouched Score

Editorial: Bernie Hartung & Associates lists gas furnace replacement and whole-home HVAC changeouts. The company advertises free, no‑obligation estimates on its website. Bernie Hartung & Associates is family-owned and operating since 1990 (35+ years). Their Google Maps listing ranks first locally, reflecting a large review volume. Central Kentucky homes face humid summers and cold winters, so proper heating and venting matter here.

Strengths:
  • High Google rating (5.0★ across 516 reviews)
  • Long-established (36+ years in business)
  • Free estimates
Reviewers praise:
  • property-management service
  • long-term maintenance
  • free estimates
  • on-site analysis
When to choose them
  • You prefer a family-owned operation
  • You want a top-rated provider with substantial review history (5.0★, 516 reviews)
  • You value a long-tenured local operator (36+ years in business)
2AirPro Heating & Cooling835.0 (405+)
Furnace + AC ChangeoutSame-Day Replacement

Editorial: AirPro Heating & Cooling lists furnace replacement and full-system changeouts. AirPro advertises free estimates and financing options for replacements. Nicholasville winters increase demand for reliable heating and proper condensing-furnace venting. AirPro notes trained, licensed technicians perform installations and repairs. Emergency response is advertised as 24-hour for heating failures.

Strengths:
  • High Google rating (5.0★ across 405 reviews)
  • Emergency response: 24-hour
  • Financing available
Reviewers praise:
  • knowledgeable advice
  • fast response
  • transparent 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
3Value HVAC Services - AC Repair and Installation795.0 (120+)
Honest Replace-vs-RepairGas Furnace Replacement

Editorial: Value HVAC Services highlights furnace replacement and gas-furnace work across Central Kentucky. The company notes 15+ years installing and repairing heating systems. The website advertises free estimates and same-day emergency response. Nicholasville winters and older nearby homes make correct venting and sizing important. Reviews show high overall satisfaction across local replacement jobs.

Strengths:
  • High Google rating (5.0★ across 121 reviews)
  • Long-established (15+ 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
4Comfort Master Heating & Air | Nicholasville Kentucky714.9 (95+)

Editorial: Comfort Master Heating & Air lists furnace replacement and HVAC services on its website. The company maintains an active local listing at 51 Wichita Dr. Nicholasville winters can stress gas furnaces, so combustion checks matter for safe changeouts. Local reviewers contribute a substantial Google review volume for the business.

Strengths:
  • High Google rating (4.9★ across 95 reviews)
5Stewart Air Conditioning & Heating684.5 (55+)50+

Editorial: Stewart Air Conditioning & Heating lists furnace replacement among core heating services. Founded 50+ years ago, Stewart notes long local HVAC experience. Nicholasville's cold winters make dependable furnace service important for Lexington metro homeowners. The company states licensed, EPA-certified technicians handle service calls. Online reviews highlight quick same-day emergency responses for heating problems.

Strengths:
  • Long-established (50+ years in business)
  • Emergency response: same-day
  • Free estimates
Reviewers praise:
  • punctuality
  • fast repairs
  • clear explanations
  • clean job sites
When to choose them
  • You need same-day furnace replacement
  • You need same-day or after-hours service
  • You prefer a family-owned operation
  • You value a long-tenured local operator (50+ years in business)
6Hometown Heating & Air674.9 (55+)

Editorial: Furnace replacement and full-system changeouts are a core offering, per site descriptions.

Strengths:
  • High Google rating (4.9★ across 57 reviews)
  • Emergency response: same-day
  • Financing available
Reviewers praise:
  • punctuality
  • fast emergency response
  • clear repair options
  • knowledgeable diagnostics
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
7HSP Refrigeration595.0 (20+)

Editorial: HSP Refrigeration states it is a locally owned HVAC and refrigeration shop. The business opened in 2023, per their site. Nicholasville winters raise combustion-safety needs for gas furnaces here. Local Google reviewers note punctual, personal service from the owners.

Reviewers flag:
  • Smaller review history (23 Google reviews)
When to choose them
  • You prefer a family-owned operation
8After Hours Maintenance Heating and Cooling (HVAC)554.6 (30+)

Editorial: After Hours Maintenance Heating and Cooling markets residential furnace services. After Hours operates from 330 Foxwood Dr in Nicholasville. Nicholasville winters increase demand for combustion-safe furnace commissioning. Local Google reviews reference completed replacements and service calls.

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 Nicholasville, KY (2026)

Last updated

Estimated ranges for Nicholasville, KY. 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)$2,700–$5,850
High-efficiency condensing furnace (95%+ AFUE, installed)$4,050–$8,550
Modulating / two-stage variable-speed (ECM) furnace upcharge$540–$1,800
Condensing-furnace venting + condensate conversion (80%->95% AFUE)$540–$1,600
Gas line / electrical / permit modification (changeout)$135–$810
Electric furnace / air-handler replacement (installed)$1,800–$4,500

How were these Nicholasville Furnace Replacement pros measured on reliability and emergency response?

This review compared 8 Nicholasville furnace replacement providers on review scores, emergency response claims, warranties, and years in business, using Google Maps review data and providers' advertised service claims as primary signals.

  • Bernie Hartung & Associates shows 5.0/5.0 from 515+ reviews, according to Google Maps data.
  • AirPro Heating & Cooling states it offers 24-hour emergency response. AirPro also lists financing and free estimates on its site.
  • Value HVAC Services lists same-day emergency response and notes honest assessments. It reports 15+ years in business and 5.0/5.0 on Google.
  • Stewart Air Conditioning & Heating reports 50+ years in business, per provider information. Hometown Heating & Air lists financing and honest-assessment services.

These signals were prioritized to surface dependable response times, sustained high review scores, and transparent pricing or financing claims.

How do I choose a Furnace Replacement Company in Nicholasville?

  1. Verify license and insurance with the state board or BBB records.
  2. Compare Google review scores and total review counts.
  3. Confirm emergency response windows and any advertised same-day service.
  4. Request written warranty details and financing terms.
  5. Check for free estimates and a clear, itemized replacement quote.

4 furnace failure causes Nicholasville homes report when cold snaps hit

The most common furnace problems in Nicholasville are heat exchanger cracks and ignition failures caused by long winters and occasional cold snaps that push aging systems beyond normal duty. Homeowners searching for trusted furnace replacement near Nicholasville, Kentucky often see these failures after sustained low temperatures and heavy seasonal use.

  • Heat exchanger cracks. Sustained high runtime during Nicholasville cold snaps stresses older furnaces, causing cracks that lead to efficiency loss and safety shutdowns.
  • Ignition and pilot failures. Repeated cycling in prolonged cold spells wears ignition modules and pilot assemblies in Nicholasville homes, creating no-heat calls.
  • Short-cycling and inadequate sizing. Undersized or failing units installed before modern code can short-cycle during intense Nicholasville cold, reducing component life and comfort.
  • Condensate freeze and flue blockages. Moist, cold conditions during Nicholasville freezes can ice condensate traps or block venting, forcing pressure switches to shut the system down.
Warning: persistent soot, yellow burner flames, or frequent safety shutdowns after a cold snap warrant immediate professional evaluation to rule out combustion hazards.

What Nicholasville’s population size and seasonal swings mean for furnace availability

Nicholasville's cold winters and occasional prolonged cold snaps drive higher furnace replacement demand, and the town's 31,352 residents concentrate service calls into winter months. This seasonal surge increases the value of contractors who advertise emergency response and robust furnace equipment suited for sustained run times.

Nicholasville's winter runtime increases component wear and replacement needs.

That pattern raises demand for durable furnace types and timely emergency service.

Some evaluated providers list emergency response availability, which helps after cold snaps.

Because Kentucky enforces HVAC licensing through DHBC, expect installers to reference permits and code compliance.

The 2021 IECC adoption affects sizing and efficiency requirements for replacement furnaces in Nicholasville.

Tip: Ask prospective installers about permit handling and code-compliant sizing to avoid rework or inspection delays.

Which permits and licenses should Nicholasville homeowners ask about before replacing a furnace?

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 Nicholasville, KY listed here. They send quotes back — no obligation.
How much does furnace replacement service cost in Nicholasville, KY?
Full gas furnace replacement typically runs $2,700–$5,850, and high-efficiency condensing furnace runs $4,050–$8,550 in Nicholasville, Kentucky. See the Furnace Replacement pricing table on this page for the full per-service breakdown.
Do Nicholasville furnace replacements require a city permit and a DHBC-licensed installer?
Yes. Furnace replacements require a DHBC-licensed installer and a city permit. The Kentucky Department of Housing, Buildings and Construction (DHBC) issues HVAC trade contractor licenses. Also, the city's adoption of the 2021 IECC means permit reviewers will check sizing and efficiency compliance during inspection. Ask any bidder which party pulls the permit and which DHBC license number they will use.
Is a DHBC-licensed contractor required for gas line or burner work during a furnace swap?
Yes. Gas line and burner work tied to a furnace replacement should be done by a DHBC-licensed trade contractor. The DHBC licensing requirement covers HVAC scope that affects combustion safety. Homeowners should request the contractor's DHBC license number and confirm the license covers gas-fired appliance installation before work starts.
When is the busiest season for furnace replacement and emergency service in Nicholasville?
Winter and cold snaps are the busiest times for furnace replacement and emergency calls in Nicholasville. Those periods concentrate service requests and can extend lead times for installations and parts. Schedule non-urgent replacements before winter to avoid delays, and verify emergency-response commitments if a same-day or short-notice install is needed.
How should Nicholasville homeowners prepare for a furnace inspection before winter?
Prepare by confirming the attic and mechanical room are accessible and by collecting system documents, model numbers, and past service records. Good preparation speeds field measurements and permit inspections. If access or combustion-venting changes are needed, discuss those with prospective installers so permit reviews and local inspections go smoothly.
How do I find a high-efficiency furnace specialist in Nicholasville?
Look for installers who list high-efficiency installs, manufacturer-dealer relationships, and combustion testing in their service descriptions. Verify that they perform Manual J sizing, reference 2021 IECC requirements, and provide post‑install efficiency verification. Check customer reviews for completed high-efficiency installs and ask for recent job photos or test reports.
Can Nicholasville contractors offer same-day furnace replacement after a failure?
Some local contractors advertise same-day or emergency furnace replacement, but availability depends on inventory and technician schedules. Confirm parts availability and whether the crew can complete permit paperwork or will schedule the permit inspection afterward. Written project timelines and a clear emergency-response policy reduce misunderstandings.
Are there Nicholasville contractors who handle commercial furnace replacement projects?
Yes. Several contractors evaluated in Nicholasville list commercial experience and larger-system capability. For commercial work, request references for similar projects, confirm the contractor's commercial scope on their DHBC filing, and ask about onsite safety plans and certificate-of-completion procedures tied to local inspections.
Do Nicholasville furnace replacement contractors service oil-fired systems and oil-to-gas conversions?
Many contractors focus on gas and high-efficiency systems, but a subset lists oil-fired service or conversion experience. When considering oil-to-gas conversion, confirm the contractor's experience with fuel-change permitting, venting modifications, and the DHBC licensing that covers the new work scope. Ask for prior conversion project references.

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