How to change a forced-air furnace filter?
A. As we have been discussing air quality and the importance of changing filters, it is necessary to explain exactly how to change a forced-air furnace filter. Knowing what is in the air should be enough to convince you to change yours regularly. The air in your home is filled with dead skin, dust mite feces, dust, mold spores, and more particles that can be filtered out as long you change it. It is fairly simple. There are a variety of sizes, styles, and prices of furnace filters, but changing each of them is similar.
