Ul 1479 detail. Tests conducted in accordance with these requirements are intended to demonstrate the performance of through-penetration firestops during exposure to fire, but are not intended to determine UL 1479 - Standard for Fire Tests of Through-Penetration Firestops Please note: All interim revisions for this edition available at time of your purchase will be Limit location in the fire partition? 7. The UL 1479 PDF serves as a comprehensive reference guide for fire safety standards, detailing requirements for fire-resistant materials The following topics were discussed at the meeting of the Standards Technical Panel for Fire Tests of Through-Penetration Firestops: 1. 2, Exception 4 requires membrane UL 1479 | UL Standards & Engagement | UL CSDS Proposal | Edition 4 | Standard for Fire Tests of Penetration Firestops | Published Date: March 28, 2025 | ANSI Approved: -- The system is then tested to the applicable test standard, such UL 1479/ASTM E814 to ensure the firestop system will perform as intended in the event of a fire, UL 1479 | UL Standards & Engagement | UL CSDS Proposal | Edition 4 | Standard for Fire Tests of Penetration Firestops | Published Date: February 19, 2025 | ANSI Approved: -- UL 1479 | UL Standards & Engagement | UL Revision | Edition 4 | Fire Tests of Penetration Firestops | Published Date: April 30, 2025 | ANSI Approved: April 30, 2025 Document History UL 1479 June 10, 2015 Fire Tests of Penetration Firestops 1. *Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such as Canada), respectively. Tests conducted in accordance with these requirements are intended to demonstrate the performance of through-penetration firestops during exposure to fire, but are not intended to determine ULSE Product Category Standards and Technical Documents Product Number UL 1479 Product Name Fire Tests of Penetration Firestops Unlock Full Specs to access all available technical data. These model codes provide fire and life-safety for both building occupants and emergency first responders during fire emergency operations. Wall Assembly — The 1 or 2 hr fire-rated gypsum board/stud wall assembly shall be constructed of the materials and in the manner specified in the individual U300, U400, V400 or W400 Series Wall and UL Standard for Safety for Fire Tests of Penetration Firestops, UL 1479 Fourth Edition, Dated June 10, 2015 Summary of Topics This revision of ANSI/UL 1479 dated April 30, 2025 includes the following 4. The F-rating criteria prohibits flame passage through the system and / UL 1479 requires membrane-penetration firestop systems to have a T rating equal to the F rating of the assembly. The International Building Code, Section 714. Membrane penetrations - both The UL 1479 tests required by Underwriters Laboratories determine the ability of a firestop system to stop the spread of fire, smoke, and water through a fire-rated barrier in the event of a fire Tests conducted in accordance with these requirements are intended to demonstrate the performance of penetration firestops during exposure to fire, but are not Summary of Topics This revision of ANSI/UL 1479 dated April 30, 2025 includes the following changes in requirements: – Environmental 4. 3. UL 1479 and UL 2079 each provide detailed test conditions for different types of firestop systems to ensure that they provide the necessary protection in a fire. Find UL ratings for various firestop systems and products tested to UL 1479 standards. Wall Assembly - · 3. W-L-4079 1. to ANSI/UL 1479 (ASTM E814) and CAN/ULC S115 System No. Details materials, dimensions, and installation. 1 These requirements cover through penetration firestops of various materials and construction that are intended for use in UL 1479 Standard for Fire Tests of Penetration Firestops UL CSDS Proposal Edition 4 Published Date: March 27, 2020 Last Revision: April 30, 2025 Scope Classified by Underwiters Laboratories, Inc. Learn how to calculate the percent fill of your fire stop sleeve and see the definitions of UL ratings. ) does a “representative sample” in a test need to have to apply to UL FIRESTOP PENETRATION NUMBERING (Tested to UL 1479 Inspect to ASTM E-2174) The UL 1479 tests required by Underwriters Laboratories determine the ability of a firestop system to stop the spread of fire, smoke, and water through a fire-rated barrier in the event of a fire and for how ANSI/UL 1479, "Fire Tests of Through-Penetration Firestops," defines the criteria for hourly F, T, L and W ratings for firestop systems. Incorporate Hilti anchor, rebar, firestop, decking, modular systems, and direct fastening products into your designs with our sample specifications and Technical specification for a fire-resistant floor-ceiling assembly, classified to UL 1479. General issue - Families of opening protectives - what characteristics (weight, area, etc.


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