Price Formula:
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Definition: This calculator estimates the total price for a central HVAC unit based on system size, price per ton, and installation costs.
Purpose: It helps homeowners and contractors budget for HVAC system purchases and installations.
The calculator uses the formula:
Where:
Explanation: The system size is multiplied by price per ton to get equipment cost, then installation cost is added.
Details: Accurate price estimation helps with budgeting, financing, and comparing quotes from different contractors.
Tips: Enter the system size in tons, price per ton (default $1200), and installation cost (default $1500). All values must be ≥ 0.
Q1: How do I determine the right system size?
A: A professional load calculation (Manual J) is recommended, but rule of thumb is 1 ton per 400-600 sq ft.
Q2: What's a typical price per ton?
A: Prices range from $1000-$1500/ton for standard systems, higher for premium models.
Q3: What affects installation costs?
A: Ductwork modifications, system complexity, and regional labor rates impact installation.
Q4: Does this include taxes or permits?
A: No, add 5-10% for these additional costs if needed.
Q5: How often should I replace my HVAC system?
A: Most systems last 10-15 years; consider replacement if repairs exceed $500 annually.