Gas Furnace Costs
On February 16, 2025 By newsroom Topic: Home Services
Cost Summary
- Average Replacement Cost: $3,000–$6,000
- Unit Cost Alone: $700–$6,500
- Labor Costs: $500–$2,000
- Permits & Inspections: $400–$1,500
- Removal of Old Furnace: $60–$500
Cost by Furnace Type
| Furnace Type | Cost Range | Features | |-------------------|---------------------|--------------------------------------------| | Single-Stage | $700–$3,000 | Simple on/off action, least efficient. | | Two-Stage | $1,000–$3,500 | High and low blower speeds for efficiency. | | Modulating | $1,300–$6,500 | Variable speed for consistent temperatures.|
Cost by Efficiency Rating (AFUE)
| Efficiency | Cost Range | Details | |---------------------|---------------------|--------------------------------------------| | Standard (80–89%) | $500–$1,500 | Lower upfront cost but higher bills. | | Moderate (90–95%) | $1,000–$3,000 | Balanced cost and efficiency. | | High (96%+) | $2,000–$6,000 | Maximizes savings, higher upfront cost. |
Labor Costs
- Hourly Rate: $50–$100 per installer.
- Typical Total: $500–$2,000.
Factors include the complexity of installation, ductwork adjustments, and location.
Cost by Furnace Size (BTUs)
| Furnace Size (BTUs) | Cost | |-------------------------|--------------------| | 40,000 | $2,000–$3,500 | | 80,000 | $3,000–$4,900 | | 120,000 | $4,000–$6,000 | | 150,000 | $5,400–$9,000 |
Conversion Costs
| Conversion Type | Cost Range |
|--------------------------|---------------------|
| Propane to Gas | $100–$1,950 |
| Electric to Gas | $120–$9,850 |
| Oil Furnace to Gas | $500–$6,540 |
| Heat Pump to Gas | $120–$9,850 |
Additional Cost Factors
- Ductwork Installation/Repairs: $1,500–$7,000.
- Gas Line Installation: $250–$800.
- Circuit Breaker Upgrade (if needed): $1,150.
- Air Filters: Change twice a year for peak efficiency.
Potential Savings
- Rebates and Incentives
- Federal tax credit of $150 for high-efficiency furnaces.
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Local utility rebates available for models with 95%+ AFUE ratings.
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Warranties
- 10-year limited parts warranty.
- 20-year warranty on heat exchangers.
Signs It’s Time to Replace
- Furnace is 15+ years old.
- Frequent repairs costing 30–50% of a new furnace.
- Uneven heating or rising energy bills.
For further help selecting the right furnace or locating rebates, feel free to ask!
