Section R324 — GLAZING — 2025 California Residential Code (Title 24, Part 2.5)

R324.1 Identification. ¶

R324.1 Identification. Except as indicated in Section R324.1.1 each pane of glazing installed in hazardous locations as defined in Section R324.4 shall be provided with a manufacturer’s designation specifying who applied the designation, the type of glass and the safety glazing standard with which it complies, and that is visible in the final installation. The designation shall be acid etched, sand 3-68 2025 CALIFORNIA RESIDENTIAL CODE on Jul 18, 2025 11:14 AM (CDT) THEREUNDER. BUILDING PLANNING blasted, ceramic-fired, laser etched, embossed, or be of a type that once applied cannot be…

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use

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R324.2 Louvered windows or jalousies. ¶

R324.2 Louvered windows or jalousies. Regular, float, wired or patterned glass in jalousies and louvered windows shall be not less than nominal [3] / 16 inch (5 mm) thick and not more than 48 inches (1219 mm) in length. Exposed glass edges shall be smooth. R324.2.1 Wired glass prohibited. Wired glass with wire exposed on longitudinal edges shall not be used in jalousies or louvered windows.

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application

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R324.3 Human impact loads. ¶

R324.3 Human impact loads. Individual glazed areas, including glass mirrors in hazardous locations such as those indicated as defined in Section R324.4, shall pass the test requirements of Section R324.3.1. Exceptions: 1. Louvered windows and jalousies shall comply with Section R324.2. 2. Mirrors and other glass panels mounted or hung on a surface that provides a continuous backing support. 3. Glass unit masonry complying with Section R607. R324.3.1 Impact test. Where required by other sections of the code, glazing shall be tested in accordance with CPSC 16 CFR 1201. Glazing shall comply with…

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use

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R324.4 Hazardous locations. ¶

R324.4 Hazardous locations. The locations specified in Sections R324.4.1 through R324.4.7 shall be considered to be specific hazardous locations for the purposes of glazing. R324.4.1 Glazing in doors. Glazing in fixed and operable panels of swinging, sliding and bifold doors shall be considered to be a hazardous location. Exceptions: 1. Glazed openings of a size through which a 3-inch-diameter (76 mm) sphere is unable to pass. 2. Decorative glazing. on Jul 18, 2025 11:14 AM (CDT) THEREUNDER. BUILDING PLANNING R324.4.2 Glazing adjacent to doors. Glazing in an individual fixed or operable panel…

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use

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R324.5 Site-built windows. ¶

R324.5 Site-built windows. Site-built windows shall comply with Section 2404 of the California Building Code.

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R324.6 Skylights and sloped glazing. ¶

R324.6 Skylights and sloped glazing. Skylights and sloped glazing shall comply with the following sections. R324.6.1 Definitions. The following terms are defined in Chapter 2: SKYLIGHT, UNIT. SKYLIGHTS AND SLOPED GLAZING. TUBULAR DAYLIGHTING DEVICE (TDD). R324.6.2 Materials. Glazing materials shall be limited to the following: 1. Laminated glass with not less than a 0.015-inch (0.38 mm) polyvinyl butyral interlayer for glass panes 16 square feet (1.5 m [2] ) or less in area located such that the highest point of the glass is not more than 12 feet (3658 mm) above a walking surface; for higher…

provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use provision permitted lot commission district approval parking minimum height dwelling application requirement review coverage subject setback occupancy development standard accessory yard section structure compliance use

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