How much do furnaces cost

On average, how long does a furnace last? Is there a standard amount of time a furnace should last before it needs to be replaced or repaired? How do you know when it’s time to replace one? 

These are common questions for homeowners.

Knowing how long your furnace will work without issues is important. After all, you don’t want to be surprised by huge out-of-pocket expenses.

Furnaces vary greatly in quality.

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But, in general, most furnaces will last more than a decade—sometimes two. Beyond that, you may start noticing problems with the unit’s operation and efficiency.

Parts will deteriorate and break. In this guide, we’ll discuss factors affecting how long a furnace lasts, buying considerations, maintenance tips, and signs that your furnace may need to be replaced.

How Long Does a Furnace Last?

So, how long does a furnace last?

The short answer is between 15 and 20 years. However, different factors may increase or decrease the average lifespan.

The average furnace usage, location, quality of installation, maintenance schedule, size,

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