The Ontario Building Code | Standards for Application
9.13.3.3. Standards for application
(1) The method of application of all bituminous waterproofing materials shall conform to CAN/cgsb-37.3-M, "application of Emulsified asphalts for Dampproofing or waterproofing".
In Plain Language
Waterproofing must be applied following the standards set out in this article, ensuring correct application for the more demanding performance waterproofing requires compared to dampproofing.
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.