Construction codes of Ontario

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Water Distribution Systems

Water Distribution Systems (1) Except as provided in Sentence (2), every water distribution system shall be connected, (a) to a watermain that is part of a municipal drinking water system, or (b) to a drinking water system, if a watermain described in Clause (a) is not available. (2) Storm sewage or greywater that is […]

Water Hammer Arresters

Water Hammer Arresters (1) Factory built water hammer arresters shall conform to ANSI/ASSE 1010, “Water Hammer Arresters”. Article 7.2.10.15. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only Note: When water flow in a pipe system abruptly ceases due to fast-closing shutoff valves, dishwashers, and laundry washers, water hammer arrestors are employed to […]

Winders

(1) Stairs within dwelling units are permitted to contain winders that converge to a centre point provided, (a) the winders turn through an angle of not more than 90°, (b) individual treads turn through an angle of not less than 30° or not more than 45°, and (c) adjacent winders turn through the […]

Window Installation

Window Installation Windows are usually installed after the house framing and roof covering have been completed. Windows should arrive just in time for installation. If they are delivered early, store them upright in a secure, dry and level area in their original packaging with any temporary bracing left in place. Screens are susceptible to damage […]

Window Performance

Window Performance Several technological advances have vastly improved the performance of windows over the past 20 years. Multiple Glass Layers Condensation on interior window surfaces can be reduced by installing energy-efficient windows, using efficient glazing and low-conductivity frames. Each layer of glass and air space works to increase the inside surface temperature of the innermost […]

Window Wells

Window Wells, (1) Every window well shall be drained to the footing level or other suitable location. Article 9.14.6.3 Ontario Regulation 332/12 Building Code, O. Reg. 332/12: BUILDING CODE (ontario.ca) © Queen’s Printer for Ontario, 2021.

Windows airtightness, water resistance and wind load

Windows airtightness, water resistance and wind load Windows, doors and skylights provide environmental separation (resistance to water entry, thermal resistance and airtightness), perform a structural function by resisting wind loads, offer stability under operational loads and withstand forced entry. Windows, doors and skylights in Canada are expected to conform to the Harmonized Standard NAFS—North American […]