9 Signs of Chimney Fire and Why they Ignite

9 Signs that a Professional Chimney Sweep looks for to Identify if a Chimney Fire has Occurred:
“Puffy” or “honey combed” creosote
Warped metal of the damper, metal smoke chamber connector pipe or factory-built metal chimney
Cracked or collapsed flue tiles, or tiles with large chunks missing
Discolored and/or distorted rain cap
Heat-damaged TV antenna attached to the chimney
Creosote flakes and pieces found on the roof or ground
Roofing material damaged from hot creosote
Cracks in exterior masonry
Evidence of smoke escaping through mortar joints of masonry or tile liners