Through penetration firestop system
714.3.1.2 Through-Penetration Firestop System
This category covers firestop systems, which are specific constructions consisting of a wall or floor assembly, a penetrating item passing through an opening in.
Through-penetration Firestop Systems, XHEZ - UL Product Spec
Penetration firestopping systems and fire resistive joint systems are a passive means of fire protection. When a service must pass through a rated wall, penetration firestop systems are used to ensure the wall rating is maintined.
Membrane Penetration Firestop systems protect.
Description:Even though the fluted steel deck is not specifically called out in the UL System it may be included if two key requirements are met. When a service must pass through a rated wall, penetration firestop systems are used to ensure the wall rating is maintined. The EJ will include a sketch of the detail to allow proper installation and will provide some language about where it is appropriate for use. A larger majority of systems utilizing mineral wool and sealant in a concrete floor can be installed in a concrete over steel deck assembly. Smoke Leakage Rating The L-Rating for a firestop system indicates the amount of air that can pass through a protective. Failure of the firestop system to maintain a similar level of performance may compromise the fire rating of the assembly.
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