Have you decided to save time and money by cleaning your own chimney, but are unsure what chimney brush you need? At first glance, it can be a challenge to determine what is needed for each application, but there are easy to understand rules. Always select a wire brush for masonry chimney flues and a polyethylene brush for metal chimney pipes. Your chimney brushes should be an inch bigger than the overall diameter or length and width of your flue to ensure proper cleaning. With these rules in mind, you will soon discover that we offer every shape and material needed to take the guesswork out of chimney cleaning.