Through-penetration firestop system achieving F ratings of one and two hours alongside T ratings of one-quarter and three-quarters of an hour. Penetrating items pass through a rated wall partition sealed with listed firestop materials. Section A-A indicates the spatial relationship between the penetrants and the surrounding construction assembly.
A A Section A-A 1A 1B 2 3 3 2 System No. W-L-3169 F Ratings - 1 and 2 Hr (See Item 1) T Ratings - 1/4 and 3/4 Hr (See Item 2A) Guide XHEZ Through-Penetration Firestop Systems October 04, 2000 W-L-3169 - A Card (Cont'd on W-L-3169 - B Card)
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