A chimney is very important for people who have fireplaces in their home. This is because it is responsible for letting out the smoke that comes from the fire in the fireplace. When a chimney is clogged, you might have to deal with smoke in the house and this can also increase the risk of chimney fires which can be quite dangerous. There are a number of chimney services that are provided by professional companies and it is important to know them so that when you need them, you will know what to ask.