HVAC Cost Calculator
Estimate HVAC installation and replacement costs
Total conditioned square footage
Select HVAC system type
Higher = lower energy bills
System Size
—
tons/BTU
Equipment Cost
—
USD
Installation Cost
—
USD
Total Estimated Cost
—
USD
How to Use This Calculator
Our calculator estimates equipment and installation costs based on home size, system type, and efficiency.
- Determine home conditioned square footage
- Select system type
- Choose efficiency level
- Enter specifications
- Get multiple quotes from contractors
AI Insights
Smart analysis for your project
Smart Estimates
Our AI cross-references material costs, regional pricing, and project complexity for more accurate estimates.
Waste Optimization
AI-calculated waste factors based on project type, not flat percentages. Saves 5-15% on material costs.
Best Practices
Recommendations derived from building codes, contractor data, and thousands of completed projects.
Calculation Formula
System size = Home size / 400-600 sq ft per ton
Equipment = Size x Price per ton
Installation = 50-100% of equipment cost
Frequently Asked Questions
How much does a new HVAC system cost?
Central AC + furnace: $5,000-$12,000 installed. Heat pump: $4,000-$10,000. Mini-split: $2,000-$8,000.
How long do HVAC systems last?
Central AC: 15-20 years. Furnace: 15-25 years. Heat pump: 10-15 years. Regular maintenance extends life 5+ years.