(1)
The size of a chimney flue serving a masonry fireplace shall conform to Table 9.21.2.5.-A or Table 9.21.2.5.-B.
Table 9.21.2.5.-A Diameter of Round Flues for Fireplace Chimneys
Forming Part of Sentence 9.21.2.5.(1)
Table 9.21.2.5.-B Rectangular Flue Sizes for Fireplace Chimneys
Forming Part of Sentence 9.21.2.5.(1)