Your HVAC system quietly keeps your home comfortable—until something goes wrong. And when it does, repairs aren’t cheap. So, how long can you expect your system to last, and what can you do to keep it running longer? Let’s dive in.
How Long Do HVAC Components Last?
On average, HVAC systems last 15–25 years, but individual parts have their own timelines:
Furnace: 15–30 years
Air Conditioner: 15–20 years
Heat Pump: 10–15 years
Ductwork: 20–30 years
Thermostat: Around 10 years
If your system is creeping up on these numbers, it might be time to start planning ahead.
What Wears Your HVAC Out Faster?
Some things put extra strain on your system, cutting its life short:
Leaky ducts & poor insulation – If your home is losing heated or cooled air, your HVAC has to work harder to compensate.
Dirty filters & clogged ducts – Restricted airflow means your system runs longer, wearing it out faster.
Skipping maintenance &. ...