As one of the most important appliances in your home, the furnace plays a vital role in helping you stay comfortable. Replacing a furnace can unexpectedly cost you up to thousands of dollars that you aren't prepared to pay for at the moment. It's worth it to stay on top of your furnace's condition so you can do the necessary preparation for when you need to replace the unit. In order to save you money in the long-term, here are a few ways to ensure that your furnace doesn't break down at an inopportune time. Seasonal Check Ups It may have never crossed your mind to have a scheduled maintenance visit if your furnace works every time you turn your heat on. Getting a regular tune-up can help you avoid costly repairs, avoid emergency breakdowns, and allow your heating system to last a lot longer. If the furnace experiences a break down in the middle of the night or on a cold day of the year, you will be left scram...