Sec. 708A of the California Building Code is revised in its entirety to read:
SECTION 708A
EXTERIOR WINDOWS AND DOORS
Sec 708A.1 General.
Sec. 708A.2 Exterior glazing. The following exterior glazing materials and/or assemblies shall comply with this section:
1. Exterior windows
2. Exterior glazed doors
3. Glazed openings within exterior doors
4. Glazed openings within exterior garage doors
5. Exterior structural glass veneer
Sec. 708A.2.1 Exterior windows and exterior glazed door assembly requirements. Exterior windows and exterior glazed door assemblies shall comply with one of the following requirements:
1. Be constructed of multi-pane glazing with a minimum of one tempered pane meeting the requirements of Section 2406 Safety Glazing, or
2. Be constructed of glass block units, or
3. Have a fire-resistance rating of not less than 20 minutes when tested according to NFPA 257, or
4. Be tested to meet the performance requirements of SFM Standard 12-7A-2
Glazing frames made of vinyl materials shall have welded corners, metal reinforcement in the interlock area, and be certified to AAMA/WDMA/CSA 101/I.S.2/A440 or equivalent structural requirements.
Sec. 708A.2.2 Structural glass veneer. The wall assembly behind structural glass veneer shall comply with Section 707A.
Sec. 708A.3 Exterior doors. Exterior doors shall comply with one of the following:
1. The exterior surface or cladding shall be of noncombustible or ignition-resistant material, or
2. Shall be constructed of solid core wood that complies with the following requirements:
2.1. Stiles and rails shall not be less than 1-3/8 inches thick.
2.2. Raised panels shall not be less than 1-1/4 inches thick, except for the exterior perimeter of the raised panel that may taper to a tongue not less than 3/8 inch thick.
3. Shall have a fire-resistance rating of not less than 20 minutes when tested according to NFPA 252.
4. Shall be tested to meet the performance requirements of SFM Standard 12-7A-1.
Sec. 708A.3.1 Exterior door glazing. Glazing in exterior doors shall comply with Section 708A.2.1.
Sec. 708A.4 Weather stripping. Exterior garage doors shall be provided with weather stripping to resist the intrusion of embers from entering through gaps between doors and door openings when visible gaps exceed 1/8 inch. Weather stripping or seals shall be installed on the bottom, sides, and tops of doors to reduce gaps between doors and door openings to 1/8-inch or less.
(Added by Ord. No. 10146 (N.S.), effective 5-13-11; repealed and reenacted by Ord. No. 10464 (N.S.), effective 4-14-17; repealed and adopted by Ord. No. 10651 (N.S.), effective 2-28-20; repealed and adopted by Ord. No. 10829 (N.S.), effective 3-10-23)