Why do you need to make sure that your chimney is kept clean? If you use your chimney, particles from the items that you burn will go up into the chimney and will stick to the walls of it, causing a potential problem. Not only can the home catch on fire but the carbon monoxide levels can get to dangerous highs.
Working with a skilled chimney cleaning company is a must. Have them come to your home for an estimate of your service. You will want to know what they think is needed as well as any repair work that may be need to be done. This way, you will know beforehand what the cost of the procedure will be to you.