Construction codes of Ontario

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Required Insulation

Required Insulation (1) All walls, ceilings and floors separating heated space from unheated space, the exterior air or the exterior soil shall be provided with thermal insulation in conformance with Section 12.2. to prevent moisture condensation on their room side during the winter and to ensure comfortable conditions for the occupants. Article 9.25.2.1 Ontario Regulation 332/12 […]

Required Waterproofing

Required Waterproofing (1) Where hydrostatic pressure occurs, waterproofing is required for assemblies separating interior space from the ground to prevent the ingress of water into building assemblies and interior spaces. (2) Waterproofing is required for roofs of underground structures to prevent the ingress of water into building assemblies and interior spaces. Article 9.13.3.1. Ontario Regulation […]

Restraint of Joist Bottoms

Restraint of Joist Bottoms (1) Roof joists supporting a finished ceiling, other than plywood, OSB or waferboard, shall be restrained from twisting along the bottom edges by means of furring, blocking, cross bridging or strapping conforming to Article 9.23.9.3. Article 9.23.13.9 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Running of cable between boxes and fittings

Running of cable between boxes and fittings (see Appendices B and G) 1) Where the cable is run between boxes and fittings, it shall be supported by straps, Type 2S or 21S cable ties, or other devices located a) within 300 mm of every box or fitting; andb) at intervals of not more than 1.5 […]

Screws for Fastening Gypsum Board

Screws for Fastening Gypsum Board (1) Screws for fastening gypsum board to wood supports shall conform to ASTM C1002, “Steel Self-Piercing Tapping Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Wood Studs or Steel Studs”. Article 9.29.5.7. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. […]

Sheet or Panel Products

Sheet or Panel Products Panel products such as plywood and oriented strand board (OSB) are used in wood-frame construction to add rigidity to roof, wall and floor framing, and to provide a uniform surface for the application of roofing, cladding and floor finish materials. Plywood is made of thin layers or plies of wood glued […]

Size and Spacing of Furring

Size and Spacing of Furring (1) Wood furring for the attachment of wall and ceiling finishes shall conform to Table 9.29.3.1. Article 9.29.3.1. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.