What does HVAC work cost in 2026?
An HVAC contractor charges $75–150 an hour in 2026 with a $80–200 diagnostic fee on a service call, and emergency visits at 1.5–2 times the rate. Equipment replacement is the big number: $5,500–12,000 for a central air conditioner and $9,000–20,000 for a whole-home heat pump, installed. Duct condition and electrical capacity move those totals more than the brand you choose.
Updated September 15, 2026
Equipment is half the price at most
People compare HVAC quotes by brand and tonnage, which is the least important part. A correctly sized system on leaky, undersized ductwork will short-cycle, run loud and never reach the efficiency on the label.
A serious quote starts with a load calculation — Manual J — rather than matching the size of the old unit. Oversizing is the most common mistake in residential HVAC: the house cools fast, the system shuts off before it dehumidifies, and you get a cold clammy living room.
Ask what's included: new line set or flushed old one, new pad and disconnect, condensate handling, thermostat, permit and startup commissioning with measured superheat and subcooling. Two quotes $3,000 apart usually differ on exactly these lines.
Typical HVAC prices
Installed prices including standard materials. Permits extra.
| Job | Typical price |
|---|---|
| Hourly rate | $75–150 |
| Diagnostic / service call | $80–200 |
| Central AC replacement, 3 ton | $5,500–12,000 |
| Gas furnace replacement | $4,000–9,000 |
| Whole-home heat pump | $9,000–20,000 |
| Ductless mini-split, single zone | $3,500–7,500 |
| Refrigerant leak repair and recharge | $400–1,600 |
| Duct sealing and repair | $800–3,000 |
| Annual maintenance plan | $150–400 |
| Whole-house ventilator (ERV/HRV) | $1,800–5,000 |
Licensing, refrigerant and rebates
Anyone handling refrigerant must hold an EPA Section 608 certification, and most states license HVAC contractors separately from general contractors. Equipment swaps need a permit and a mechanical inspection in nearly every jurisdiction — a contractor who suggests skipping it is also skipping the inspection that catches an undersized breaker or a missing condensate trap.
Federal tax credits and utility rebates for heat pumps and high-efficiency equipment can be worth thousands, but they depend on specific efficiency ratings and on the installer filing paperwork. Ask which credits the proposed model qualifies for and get the AHRI certificate number in writing.
Repair or replace
The rough rule: if the system is over 12 years old and the repair costs more than a third of replacement, replace it. R-22 systems are the clearest case — the refrigerant is no longer produced and recharges have become expensive enough to fund a new unit within two seasons.
For anything above a few thousand dollars, get three quotes and make sure at least one includes a load calculation. A maintenance plan at $150–400 a year is usually worth it, mostly because it puts you at the front of the queue in a July heatwave.
Frequently asked questions
How much does it cost to replace an AC unit?
$5,500–12,000 installed for a typical 3-ton central system, including permit and startup. Ductwork repairs or an electrical upgrade add to that.
What does a heat pump cost?
$9,000–20,000 for a whole-home system, or $3,500–7,500 for a single-zone mini-split. Federal credits and utility rebates often bring the net cost down significantly.
Why is there a diagnostic fee?
It covers the trip and the time to find the fault. Many companies waive or credit it if you approve the repair on the same visit — worth asking when you book.
How often should HVAC be serviced?
Once a year for a furnace or AC, twice for a heat pump that runs year-round. Filter changes every one to three months do more for efficiency than anything else you can do yourself.
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