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Knowing the Average Lifespan of an HVAC System

The life spans of certain products are dependent on how well they were made and how often they are used. For an HVAC system, the average life expectancy is determined by various factors, such as:

Knowing the Average Lifespan of an HVAC System


Homeowners can expect to fully enjoy the benefits of an HVAC system’s optimal performance depending on the make and brand. Some HVAC manufacturing companies might source out a few pieces, and then just assemble them along with the in-house parts later. This may affect the performance of an HVAC system to an extent since it relies on the coherence and seamless incorporation of all the components. It’s not uncommon for HVAC contractors to prefer certain brands over the others solely due to product quality.


HVAC equipment varies from home to home. There are households that prefer air conditioners and heat pumps, while some tend to favor oil-based furnaces, boilers, or ductless mini splits. Each of these systems has its own advantages, disadvantages, and average life expectancy.


The lifespan of heating and cooling systems depends on how often they are used. Neglected HVAC systems succumb to rot and decay way faster than those that are used regularly. Overworked units can be susceptible to premature deterioration.


A new heating system installation is not a matter to be taken lightly as it takes time, money, and effort to carry out. That being said, maintenance plays a crucial part in the lifespan of any HVAC system. With proper care, furnaces are bound to last for 30 years or longer. A well-maintained ductless mini split can typically last 10 to 30 years. Heat pumps that get checked regularly have an average of 15 years before they completely fail. Keep in mind that preservation is only one aspect; the location factors in as well. For example, coastal areas can be especially rough on heat pumps.

Some HVAC installation services, like what we offer here at WM Buffington Company Inc., go above and beyond in extending the average life span of a heating or cooling unit. Contact us at (717) 609-4020 for services in Harrisburg, PA, and the surrounding areas.

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