Construction codes of Ontario

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Gypsum Board Materials

Gypsum Board Materials (1) Gypsum products shall conform to, (a) CAN/CSA-A82.27-M, “Gypsum Board”, (b) ASTM C1178 / C1178M, “Coated Glass Mat Water-Resistant Gypsum Backing Panel”, or (c) ASTM C1396 / C1396M, “Gypsum Board”. Article 9.29.5.2 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only

Gypsum Board Maximum Spacing of Supports

Gypsum Board Maximum Spacing of Supports (1) Maximum spacing of supports for gypsum board applied as a single layer shall conform to Table 9.29.5.3. Article 9.29.5.3. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. GYPSUM BOARD FINISH Gypsum board is the most widely used interior finish because of its speed […]

Gypsum Board Supporting Insulation

Gypsum Board Supporting Insulation (1) Gypsum board supporting insulation shall be at least 12.7 mm thick. Article 9.29.5.4. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only. GYPSUM BOARD FINISH Although 9.5 mm (3⁄8 in.) thick gypsum board may be used on walls with support spacings up to 400 mm (16 […]

Gypsum Products

Gypsum Products (1) Gypsum products shall conform to, (a) CAN/CSA-A82.27-M, “Gypsum Board”, (b) ASTM C1178 / C1178M, “Coated Glass Mat Water-Resistant Gypsum Backing Panel”, or (c) ASTM C1396 / C1396M, “Gypsum Board”. Article 9.29.5.2. Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.

Heater controls installed in proximity to sinks, tubs, or shower stalls

Heater controls installed in proximity to sinks, tubs, or shower stalls 1) A manually operated control for a heating device shall be located not less than 1 m from a sink (a wash basin complete with a drainpipe), tub, or shower stall, this distance being measured horizontally between the control and the sink, tub, or […]

Heating and Ventilation Planning

Heating and Ventilation Planning Plan where heating and ventilation ductwork will be located and how it might affect floor joists and wall insulation values. Use low-noise source exhaust fans. Consider the use of heat recovery ventilation as an energy efficient means of providing required ventilation. Consider installing additional heating ducts close to the floor in […]

Hot Water Temperature

Hot Water Temperature (1) Where a hot water supply is required by Article 9.31.4.3., equipment shall be installed to provide to every dwelling unit an adequate supply of service hot water with a temperature range from 45°C to 60°C. (2) An electric storage-type service water heater shall have a minimum set storage temperature of 60°C. Article 9.31.6.1 […]