The Ontario Building Code | Ash Storage Bins
6.2.11.2. Ash Storage Bins
(1) Every ash storage bin shall be constructed of noncombustiblematerial.
(2) Every opening in an ash storage bin shall be protected by a tight-fitting metal door with metal frame securely fastened to the bin.
6.2.12. Carbon Monoxide Alarms
In Plain Language
Every ash storage bin must be constructed of noncombustible material, and every opening in it must be protected by a tight-fitting metal door with a securely fastened metal frame, containing this hot, combustible byproduct safely.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.