CAN/CSA A405-M87 (R2000)
Design and Construction of Masonry Chimneys and Fireplaces
standard published 12/18/1999 by Canadian Standards Association / National Standard of Canada
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1.1 This Standard sets forth the minimum design and construction requirements for: (a) chimneys of masonry or concrete not exceeding 12 m in height that serve fireplaces, or that serve appliances with a combined rated heat output not exceeding 120 kW; (b) residential fireplaces of masonry or concrete.
Guidelines for inspection, maintenance, repair, and retrofit are included in the Appendices.
Note: Chimneys and fireplaces other than those described in Clause 1.1 shall be constructed in accordance with Part 6, Ventilating and Air-Conditioning, of the National Building Code of Canada.