Div. B › Part 3 › 3.1 › 3.1.8 — Fire Separations and Closures

3.1.8.4 — Determination of Ratings

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(1) Except as permitted by Sentences (2) and 3.1.8.14. (1), the fire-protection rating for a closure shall be determined in accordance with,
(a) CAN/ULC-S104, “Fire Tests of Door Assemblies”,
(b) CAN/ULC-S106, “Fire Tests of Window and Glass Block Assemblies”, or
(c) CAN/ULC-S112, “Fire Test of Fire Damper Assemblies”.
(2) Except as permitted by Sentence 3.1.8.10. (1), the fire-protection rating of a closure shall conform to Table 3.1.8.4. for the required fire-resistance rating of the fire separation.
(3) The leakage rate of smoke dampers and combination smoke and fire dampers shall,
(a) be determined in accordance with the applicable provisions in CAN/ULC-S112.1, “Leakage Rated Dampers for Use in Smoke Control Systems”, and
(b) conform to Class I, II or III of that standard.
(4) The leakage rate of a door assembly shall be determined in accordance with ANSI/UL-1784, “Air Leakage Tests of Door Assemblies and Other Opening Protectives”.
Tables & Figures referenced
Table 3.1.8.4 : Fire-Protection Rating of Closure : Forming Part of Sentence 3.1.8.4.(2) and Clause 3.1.9.1.(1)(a)
Loading Table 3.1.8.4…
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