Other sources estimate that the average lifespan for a modern furnace is between 15 to 30 years.
Furnace life expectancy recommended brands.
Between 15 and 20 years.
The predicted lifespan for an electric furnace is 20 30 years while a gas furnace will last on average 10 15 years.
Average furnace lifespan while some furnaces can last over 40 years extremely rare the average lifespan of a typical gas furnace is around 15 30 years.
So the answer to the question how long does a furnace last is complicated.
It s impossible for us to tell you which furnace you should buy.
Amana gas furnaces are actually owned by another one of the best brands on this list goodman global any product from either brand are always known for great quality and very reliable.
Heat pumps air conditioners and gas furnaces are all available hvac units from this brand.
The best furnaces we ll be honest.
So as you might imagine you can usually go through two air conditioners in the life span of your furnace.
The furnace and air conditioner do not need to be the same brand for compatibility reasons.
Some sources report the average lifespan of a gas furnace to be only 15 years.
Older models with heavy cast iron heat exchangers can sometimes last longer between 30 and 40 years although they are far less efficient.
If your furnace was correctly sized for your square footage and installed by a licensed technician you can expect a long lifespan.
Regardless of the logic you follow the 30 year mark is at or close to the maximum lifespan you should expect from your furnace.
That said in our evaluations of furnace manufacturers we found three brands that consistently outranked the.
The size of your house your area s climate and local rebates all determine which model is the best fit for you.
Here are some factors that will affect how long your furnace will last.
Ducane 2 3 average rating evcon 2 2 average rating keepright 2 4 average rating tempstar 2 5 average rating weatherking 2 4 average rating if you plan to install a higher afue furnace review a list of the best high efficiency furnaces as rated by energystar.
The question is how many years can you reasonably expect a furnace to continue delivering warm air.
As long as you have scheduled yearly furnace maintenance your furnace should easily last over 15 years.
That being said an air conditioner typically lasts between 10 and 15 years while a furnace usually lasts between 20 and 30 years.
Of the 24 gas furnace brands we rated payne stands out as the most reliable earning an excellent rating for predicted reliability.
The longevity of your model also depends on the specific type of unit you install.
Six other brands earn very good ratings including american.
Amana is a little bit more expensive than a goodman furnace which may be something you ll want to take into.
If you follow this reasoning your 30 year old appliance has already doubled its expected lifespan.