Many people in Minnesota have homes with classic masonry chimneys and wood-burning fireplaces that add charm and elegance to a home. Of course, these older fireplaces produce a lot of creosote, which means they need to be cleaned frequently. This is something most homeowners in our area know.
What some people do not realize, though, is that some gas heating appliances—including fireplaces, stoves, boilers, and furnaces—use the masonry chimney too, and that the chimney still requires just as much maintenance in these cases.