Where a clay tile liner is found in a masonry chimney, the most likely place to find a gap in this liner is(Category: Chimney & Fireplace) • where multiple appliances are connected • at the cleanout door • on chimneys with multiple flues • between the top and second liner sections • at the midpoint of the chimney

Answer

The most likely place to find a gap in a clay tile liner in a masonry chimney is between the top and second liner sections. This is because the sections are often joined with mortar, and over time, the mortar can deteriorate or shift, leading to gaps.