You’ll know if your HVAC system needs replacing by checking for the following signs during your routine HVAC maintenance:
You can’t maintain your home’s desired temperature.
Your energy bills keep increasing.
Your HVAC system is more than 10 years old.
You’ve noticed extra dust in your home.
You’ve noticed unusual smells and sounds coming from your HVAC system.
A typical repair is more than half the cost of a new AC.