Water Closet Screws, Bolts, Nuts and Washers

(1)  Every screw, bolt, nut and washer shall be of materials that are resistant to corrosion, when used,

    (a)   to connect a water closet to a floor flange,

    (b)   to anchor the floor flange to the floor,

    (c)   to anchor the water closet to the floor, or

    (d)   to hold cleanout covers or floor drain grates.

Article 7.2.10.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only