Professional Furnace Replacement Service
AirHolt's furnace replacement service includes a complete load calculation to properly size your new system, removal and disposal of your old furnace, full installation by a licensed HVAC contractor, permit pulling and inspection coordination, and a comprehensive commissioning test before we leave. We carry leading brands including Carrier, Trane, Lennox, Goodman, and Rheem. All installations come with a 10-year manufacturer's parts warranty and a 1-year labor warranty.
10-Year Equipment Warranty
All replacements include full manufacturer parts coverage + AirHolt labor guarantee.
Need furnace replacement today?
NATE-certified technicians on call 24/7. Transparent pricing from $2,400.
- No hold music
- Licensed & NATE-certified
- Same-day service
- Upfront pricing
NATE Certified
North American Technician Excellence certified professionals on staff.
EPA 608 Certified
Full EPA compliance for safe and legal refrigerant handling.
Licensed & Insured
State licensed HVAC contractors with $2M liability coverage.
BBB A+ Rating
Accredited by the Better Business Bureau with an A+ rating.
24/7 Live Response
Live tech dispatcher answers every call in under 15 seconds. No bots, no voicemail.
NATE Certified
Every technician is rigorously certified for complex diagnostic and repair work.
Upfront Pricing
Exact written quote before any repair work begins. Zero hidden diagnostic fees.
90-Day Guarantee
All repairs backed by our 90-day parts and labor warranty.
What's Included in Furnace Replacement
Complete transparency on what our technicians inspect and service.
What is included
- Manual J load calculation to properly size the new system
- Removal and disposal of old furnace at no charge
- Full installation by a state-licensed HVAC contractor
- New flue pipe and venting connections
- Gas line connection and leak test
- Permit pulling and municipal inspection coordination
- Combustion analysis and efficiency verification
- Thermostat programming and walkthrough
- 10-year manufacturer parts warranty registration
- 1-year AirHolt labor warranty
What is not included (or quoted separately)
- Ductwork replacement or major modification (quoted separately after assessment)
- Electrical panel upgrades (referred to licensed electrician)
- Gas meter or main line upgrades (referred to utility company)
- Humidifier or air purifier installation (available as add-on)
Signs You Need Furnace Replacement
If you notice any of these warning signs, contact an HVAC professional immediately.
Furnace is 15 years or older and requires a major repair
Repair estimate exceeds 50% of the cost of a new unit
Heat exchanger is cracked — a safety hazard that cannot be safely repaired
Gas bills have been steadily increasing despite regular maintenance
Some rooms are consistently too hot while others stay cold
Furnace requires repairs more than once per heating season
What Causes Furnace Replacement Issues?
Understanding why HVAC failures occur helps you prevent future breakdowns.
Normal equipment aging — most furnaces last 15 to 20 years with proper maintenance
Cracked or failing heat exchanger making the system a safety risk
Repeated part failures indicating the system is past economic repair
Significantly oversized or undersized original equipment causing chronic performance issues
Transition from oil to gas heating requiring a full system change
What Does Furnace Replacement Cost?
Most furnace replacement prices in the United States fall into these three tiers. Your final quote is based on your system's age, brand, and exact diagnosis.
Standard efficiency
$2,400 to $4,200
80% AFUE single-stage gas furnace, standard installation, permits included.
High efficiency
$4,200 to $6,500
95-96% AFUE two-stage furnace, variable-speed blower, premium installation.
Premium system
$6,500 to $9,500
98% AFUE modulating furnace, smart thermostat, ductwork modifications, full commissioning.
What Drives the Final Price
- Furnace efficiency (AFUE): 80% AFUE units cost less upfront. 95-98% AFUE units cost more but can save $300-600/year in gas bills.
- System size (BTU): Larger homes require higher-capacity units. Proper load calculation prevents over- and under-sizing.
- Two-stage vs. single-stage: Two-stage and variable-speed furnaces are quieter and more efficient but cost more upfront.
- Ductwork modifications: If existing ductwork needs resizing or repair, this adds to the project cost.
- Permit and inspection fees: Local permit fees vary by municipality. We pull all permits on your behalf.
Is Furnace Replacement Right for You?
Honest guidance on when this service is recommended vs when another option is better.
This service is ideal if:
- Homes with a furnace 15+ years old facing a major repair
- Homeowners whose heat exchanger has been diagnosed as cracked
- Anyone looking to significantly reduce heating bills with a high-efficiency (95%+ AFUE) unit
- Properties transitioning from oil to natural gas heat
Consider another option if:
- Furnaces under 10 years old with a single-component failure (repair is almost always the right call)
- Rental properties where budget constraints make a repair-now, replace-later approach appropriate
100% Satisfaction & 90-Day Repair Guarantee
We stand behind every repair and installation. If a repaired part fails within 90 days, we come back and fix it free of charge. No hassle, no fine print.
Furnace Replacement Technical Glossary
Understanding key industry terms helps you make informed decisions.
AFUE
Annual Fuel Utilization Efficiency. A 95% AFUE furnace converts 95 cents of every dollar of gas into heat. Higher is better.
Two-Stage Furnace
A furnace that can run at full or partial capacity, allowing it to run longer at lower output for more even temperatures and better efficiency.
Variable-Speed Blower
A blower motor that adjusts its speed continuously to maintain steady airflow and temperature, reducing energy consumption and noise.
Manual J Load Calculation
An engineering calculation used to properly size HVAC equipment to a specific home's heat loss and gain characteristics.
Heat Exchanger
The sealed chamber where combustion occurs. A cracked heat exchanger allows carbon monoxide to enter your home's air supply.
People Also Ask About Furnace Replacement
Furnace replacement costs range from $2,400 for a standard efficiency unit to $9,500 for a premium high-efficiency system with ductwork modifications. The national average for a mid-range installation is $4,500 to $5,500.
AirHolt Service States
NATE-certified technicians available in 51 states and 600+ cities.
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No hold music · Licensed & insured technicians · Same-day dispatch