The Ontario Building Code | Flooring Materials
3.3.6.7. flooring="http://thehandyforce.com/flooring/" title ="Handyman flooring install Toronto">flooring Materials
(1) The floor in an area intended for the storage of dangerous goods shall be constructed of impermeable materials to prevent the absorption of chemicals.
In Plain Language
Floors in areas used to store dangerous goods must be built of impermeable materials, preventing spilled chemicals from soaking into the floor structure and creating a lingering contamination or fire hazard.
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.