UL System No. C-AJ-0070 by Hilti provides a two-hour fire rating under ANSI/UL1479 and CAN/ULC S115 standards. The penetration assembly consists of a floor or wall substrate penetrated by a service or opening, sealed with packing material and fill void or cavity materials bearing the UL classification mark. The assembly achieves F and T ratings of two hours along with low air leakage at ambient conditions.
ANSI/UL1479 (ASTM E814) CAN/ULC S115 SECTION A-A A A UL SYSTEM NO. C-AJ-0070 (HILTI) F Rating — 2 Hr T Rating — 2 Hr F Rating — 2 Hr FT Rating — 2 Hr FH Rating — 2 Hr FTH Rating — 2 Hr L Rating At Ambient — Less Than 1 CFM/sq ft 1. FLOOR OR WALL ASSEMBLY 2. FIRESTOP SYSTEM A. PACKING MATERIAL B. FILL VOID OR CAVITY MATERIALS* *BEARING THE UL CLASSIFICATION MARK 2B 1 2A 2B
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