
How Does Creosote Form in a Chimney?
How Does Creosote Form in a Chimney? Creosote in a chimney forms due to incomplete combustion and cooling smoke gases, which deposit tar-like, flammable substances on the flue wall. The buildup is accelerated by moist wood, smoldering, low flue gas temperature, and a cold or oversized flue. Because creosote burns very well, it is the main cause of chimney fires . Burning dry, letting the fire burn well, and sweeping annually keep the buildup under control.…
Dries NijsJul 303 min















