HVAC Replacement Calculator

Get an instant estimate based on system type, size, and your installation situation, including tax credits and potential energy savings.

1. What type of HVAC system?

Central Air Conditioner

Cooling only; pairs with a furnace or air handler

Heat Pump

Heats and cools; most efficient option; qualifies for $2,000 tax credit

Gas Furnace

Heating only; natural gas or propane; most common in cold climates

Mini-Split (Ductless)

Flexible heating and cooling for homes without ductwork

2. Fuel source

ElectricCentral AC, heat pumps, and mini-splits run on electricity.

3. Cooling capacity (tons)

1 ton = 12,000 BTU/hr. Most homes need 2–4 tons.

4. Your installation situation

These questions help estimate labor and infrastructure costs.

Replacing an existing system?

Does your home already have ductwork?

Installing new ductwork adds $3,000–$8,000 to the project

Any access challenges?

Attic, crawlspace, tight utility room, or hard-to-reach location

Your Estimate

Updates as you change selections

Equipment$1,500 – $2,800

Labor + permits$1,600 – $3,300

Total$3,100 – $6,100

Federal Tax Creditup to $600

High-efficiency central AC systems (SEER2 16+) qualify for a 30% federal tax credit (up to $600) through 2032.

Net After Credit$2,500 – $5,500

Est. Annual Savings$100 – $300/yr

Payback period: 1–20 years vs. a standard replacement

Based on national averages. Actual costs vary by location, brand, and local labor rates. Includes estimated permit fees ($100–$300).

Time to repair or replace your HVAC system?

Compare free quotes from top-rated local pros near you.

Before you replace, check the age of your current system

Some systems still have years of warranty left. Look up your manufacturing date by brand:

Knowing your system's age helps you decide whether to repair or replace — and whether a warranty claim is still possible.