Maintaining your furnace is key to the longevity of your furnace. There are many different kinds of furnaces out there, but each one has its own maintenance needs. Gas furnaces, in particular, have some unique needs that other furnaces do not. They also have some maintenance needs that are not unlike other furnaces, as you shall see in this article.
Change Your Filters
Regardless of the type of furnace you have, changing the filter is very important.