When is it Time to Replace a Furnace? 6 Dead Giveaways

replace a furnace

Are you sweating in your house even when it’s winter outside?

If so, you may need to look into whether or not your furnace is the problem. But, exactly how long does a furnace last? How should you know when it’s time to replace a furnace?

Keep reading to learn how to spot the six dead giveaways that it’s time to replace your furnace.

1. It’s Been 15 Years

The average gas furnace works for about 18 years, but the last couple of years can be rough. This is true of anything. As it ages, it gets worn down.

The general rule of thumb for replacing a furnace is after about 15 years. This accounts for the last few years in which the furnace may start acting up and not working properly.

If you’re not sure how long your current furnace has been installed, you should be able to find out by reading the fine print on the furnace itself. If not, you can look towards our other five tips.

2. The Heating Bill is Increasing

If you’ve found that there has been a slow increase in your heating bill, it may be time to replace your furnace. If you’ve recently replaced your furnace, your heating bill could be due to other issues. However, these kinds of changes are usually tied to some sort of problem with the furnace.

3. It’s Having Repairs Done…A Lot

Most repairs are done on furnaces within the last two years of its lifespan. If you have found that the furnace has had a lot of repairs within the past two years, it may be time to replace it.

You may want to look at the repair costs and see if it would be more cost-effective to simply buy a new home furnace.

4. You’re Hearing Strange Noises

If you’re hearing strange noises from your furnace, it may be time to get a new one. These noises may sound like banging, popping, or rattling.

If it’s almost the end of your furnace’s lifespan, you may hear these noises when you turn on your furnace.

5. It Has a Yellow Flame

A furnace should have a blue flame, but it can start to have a yellow flame when it is near the end of its lifespan. This yellow color could be a sign that the furnace is releasing carbon monoxide or just not burning as cleanly as it should be.

6. You’re Never Comfortable

If you’re always too hot or too cold, your furnace may not be able to distribute air properly throughout your home.

You may find yourself constantly adjusting your home’s temperature. If so, you should look into replacing your furnace.

Deciding to Replace a Furnace

Now that you know our six dead giveaways on when to replace a furnace, you should make sure that you keep a lookout for them. If you find that you meet any of these criteria, you may want to figure out how old your furnace is.

If you’re looking to replace your furnace or have maintenance done, feel free to contact us here at Custom Air Systems.