Common Chimney Inspection Issues

Shane Serra - Wednesday, April 15, 2015

Common Chimney Inspection Issues

A chimney that is properly installed and in good condition is of paramount importance when dealing with any wood burning appliance. Here are some common problems encountered while performing a WETT inspection on a woodstove or fireplace and its chimney.

WETT Inspection Common Chimney Defects

  • Flue tile or liner rain caps missing
  • Missing, cracked or improper masonry chimney rain cap with no drip edge
  • Chimney height too short, does not meet 3-2-10 rule
  • Chimneys over 5’ high off roof deck missing proper bracing
  • Tree or vegetation growth too close to chimney
  • Spalling or cracked bricks and mortar joints
  • Damaged or missing flashings
  • Metal chimney outer shell corroded
  • Flue liner cracked or deteriorated, excessive creosote buildup

The items noted above are just some of the typical or common defects observed during a WETT inspection. If you are about to have a WETT inspection performed, it’s always a good idea to have a quick look at the unit and it’s chimney to ensure nothing obvious is defective or damaged. Have repairs performed by a qualified professional prior to having your inspection completed.

Above Grade Home Inspections Inc. provides WETT inspections in Barrie and across Simcoe County. 


shane commented on 22-May-2015 10:07 PM
Great article.

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