A fiberglass reinforced plastic pipe penetrates a framed gypsum board wall assembly through a steel sleeve. The annular space between the pipe and sleeve contains a wrap strip and sealant comprising a UL-listed firestop system providing one- and two-hour F and T ratings.
1. WALL ASSEMBLY A. STUDS B. GYPSUM BOARD* 2. STEEL SLEEVE 3. FIBERGLASS REINFORCED PIPE (FRP) 4. FIRESTOP SYSTEM A. FILL, VOID OR CAVITY MATERIAL - WRAP STRIP B. FILL, VOID OR CAVITY MATERIAL - SEALANT* UL SYSTEM NO. W-L-2315 (HILTI) F RATINGS - 1 AND 2 HR (SEE ITEM 1) T RATINGS - 1 AND 2 HR (SEE ITEM 1) 1A 1B 4A 4B 4A 2 3 4B SECTION A-A A A
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