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Home / Assemblies / UL C134
UL C1344-hr Fire RatingJoint System
Design

Through-Penetration Firestop — Silicone System

UL-listed 4-hour fire-rated through-penetration firestop system. Through-Penetration Firestop, 1" max width, Silicone firestop sealant.

Cross-Section Diagram

1FIRE-RATED JOINTSECTION · NOT TO SCALE1 LAYERsee legend for ① ② ③
Legend
1Silicone firestop sealant(1/4")

Specifications

Fire Rating
4-Hour
Load Bearing
No
Total Thickness
Varies
Source / Publisher
UL (Underwriters Laboratories)
Design Number
C134
Assembly Type
Joint System
Test Standard
ASTM E814
Construction Group
N/A
Number of Layers
1 layers

Applicable Codes

IBC 2021 §714NFPA 5000

Construction Summary

Through-Penetration Firestop, 1" max width, Silicone firestop sealant

Material Layers

LayerMaterialThickness
1Silicone firestop sealant1/4"

Important Notice

This assembly listing is for reference only. Always verify against the current UL Product iQ database before specifying in construction documents. Material substitutions may void the fire rating. Consult with a qualified fire protection engineer for project-specific requirements.