716.6 Fire-protection-rated glazing.
BC § 716.6
Glazing in fire window assemblies shall be fire protection rated in accordance with this section and Table 716.6. Glazing in fire door assemblies shall comply with Section 716.5.8. Fire-protection-rated glazing in fire window assemblies shall be tested in accordance with and shall meet the acceptance criteria of NFPA 257 or UL 9. Fire-protection-rated glazing shall comply with NFPA 80. Openings in nonfire-resistance-rated exterior wall assemblies that require protection in accordance with Section 705.3, 705.8, 705.8.5 or 705.8.6 shall have a fire-protection rating of not less than 3/4 hour. Table 716.6Fire Window Assembly Fire Protection Ratings Type of Assembly Required Wall Assembly Rating (hours)Minimum Fire Window Assembly Rating (hours)Fire-Rated Glazing MarkingType of Assembly Required Wall Assembly Rating (hours)Minimum Fire Window Assembly Rating (hours)Fire-Rated Glazing MarkingInterior walls:NP a Fire wallsAllNP aW-XXX b Fire barriers>11NP aW-XXX bW-XXX b Incidental use areas (Section 707.3.7), Mixed occupancy separations (Section 707.3.9)13/4OH-45 or W-60 Fire partitions13/4OH-45 or W-60 Smoke barriers13/4OH-45 or W-60Exterior walls>111 1/23/4OH-90 or W-XXX bOH-45 or W-60 Party wallAllNPNot Applicable NP = Not Permitted. a. Not permitted except fire-resistance-rated glazing assemblies tested to ASTM E 119 or UL 263, as specified in Section 716.2. b. XXX = The fire rating duration period in minutes, which shall be equal to the fire-resistance rating required for the wall assembly.
