A: The service life of an HVAC system depends on its type. Here are the typical lifespans for common HVAC equipment: Furnaces – With proper maintenance, gas furnaces typically last 20 to 30 years, or even longer.
A: The service life of an HVAC system depends on its type. Here are the typical lifespans for common HVAC equipment: Furnaces – With proper maintenance, gas furnaces typically last 20 to 30 years, or even longer.