House fans tend to get dirty rather quickly especially if there are smokers in the home, children and pets.
Keeping them clean is a must. I don't know about all of you but I don't like dust blowing around the house into everyones faces or into food. Also a dirty fan will stop working properly or even completely if not taken care of.
Here is a video that will explain how to quickly and easily clean your fans.
Next up is a video that will help you take care of your homes exhaust fans. I have to agree with this man. Most people pay no attention what so ever to the exhaust fans and that isn't always a good thing. So here is a video on how to clean and maintain these fans. Now I feel the need to warn you all about these videos below, the gentleman explaining the care of exhaust is a bit long winded but he is helpful.