Installation of Fireplace Inserts and Hearth-Mounted Stoves

(1)  The installation of fireplace inserts and hearth mounted stoves vented through the throat of a fireplace shall conform to CSA B365, “Installation Code for Solid-Fuel-Burning Appliances and Equipment”.

(2)  Fireplace inserts and hearth mounted stoves vented through the throat of a fireplace described in Sentence (1) may be installed in existing fireplaces only if a minimum thickness of 190 mm of solid masonry is provided between the smoke chamber and any existing combustible materials, unless the insert is listed for lesser clearances.

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(3)  A fireplace insert installed in a masonry fireplace shall have,

(a)   a listed metal chimney liner installed from the insert collar to the top of the chimney, or

(b)   a direct sealed connection to the chimney flue where such provision is part of an insert conforming to Sentence 9.22.10.1.(1).

Article 9.22.10.2. Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for educational purposes only.