What causes creosote build-up?
The main cause of creosote is burning unseasoned wood. Another cause is not burning the fire hot enough. Slow, smoldering fires do not allow the flue gases to burn off before cooling down and bonding to the inside of your chimney. The type of chimney you have, the state of the chimney interior and draft of the chimney all contribute to possible creosote buildup.Learn how to build a fire successfully What is creosote? What happens if creosote builds up? Can you say chimney fire? Chimney safety can be jeopardized in this situation. Creosote is very flammable and ignites easily. When creosote ignites in your chimney it will sound as if a jet has done a flyby above your home. It is a terrifying sound as flames shoot out the top of your chimney like a rocket. Flames and sparks can also ignite your roof. Many house fires are caused from an unsafe, creosote filled chimney. How do I know if my chimney is safe? With yearly cleanings an inspection should be done. An evaluation of the chimney and