Listed Firestop Systems Naming Conventions The purpose of this technical bulletin is to explain how listed firestop systems are named. endstream endobj 40 0 obj <> endobj 41 0 obj <> endobj 42 0 obj <>/Font<>/ProcSet[/PDF/Text]>>/Rotate 0/Type/Page>> endobj 43 0 obj <> endobj 44 0 obj <> endobj 45 0 obj <>stream See All Board Meetings. Search by assembly number UL Product Spec™ also allows you to easily access systems when the system number is known. When you are looking at the UL details for rated joints, there will be a combination of two letters, then a third letter followed by a series of four numbers. 0000009480 00000 n Start with choosing the System Type (e.g. These standards contain the approved firestop system for all … �&Y�c�J�3�^@��S��(Kѩ'y�KݪJv�ʩUxC'=�^��&���~R��IL�0�`���N�ۥE��-__��rEә?���s�2CZ>�Ѳ%o���~��FI��a8�e�M�kI�U��NԹ$��e:YЧ ��Ki�cmΖ_��W�����&��d���@A���ZX( �W}� Z#J2ةmqN�k��I��~����&+�RJ0�dV����M��GjZ]�yg���w�w$��T9ҵ�tߕ��Ž78T��w@��D�Lx�H���j��Z. 3M helps write the first specific test standard for through penetration firestop systems (ASTM E 814) 1982 ... 3M launches first firestop sealants to meet new UL Water Leakage Test, W Rating-Class 1 requirements. ); Your selections will be listed above the result list; Click the Reset icon to clear all selections start a new search; Change the Testing Authority by clicking on the top left button; Change the result view from List to Grid by clicking on icons above Firestop Contractor Management System – Establish, effectively implement & maintain a management system that meets UL Qualified Firestop Contractor Program Requirements – Assessment of the management system is through • Initial and Annual Firestop Contractor Office Audit Once you are finished reading this blog you will understand the nomenclature or naming system for the UL listed firestop systems for rated firestop joints. Review the selected systems … View Meeting. Test Standards Associated with Firestop 23 ⎯ ASTM E 814 / UL 1479 (through-penetrations) 24 ⎯ ASTM E 84 / UL 723 / NFPA 255 (surface burn) 27 ⎯ UL 2079 (joints) 28 ⎯ ASTM E 2307 (curtain wall) 30 ⎯ ASTM E 136 (combustibility) 31 ⎯ ASTM E 90 (acoustical) 32 … The firestop systems carry ratings that can vary from 1 to 4 hours for any given product application. When you understand the UL nomenclature you can easily rifle through the firestop submittal to find the right group of firestop details that should be used to install or inspect the firestop application. Guide Specifications for products or solutions for common firestop issues are available below. Floor may also be constructed of any min. So lets keep going. 0000012214 00000 n Then, there will be a third letter; either a D or an S. D is for a dynamic system; which means the system was tested to allow for movement. 0000005379 00000 n <]/Prev 36578>> 1994 3M introduces fire protection wraps for grease, air, fume and plenum ducts. To meet these standards, all parts of the firestop system assembly, including through penetration firestopping products, must meet the established standards for containing a fire within the established test duration. Because it’s a one-step application, there's less product to order, keep track of and haul. The UL Certification Mark on fire resistant products, systems and assemblies is relied on by code enforcement officials and buyers to provide confidence that products and systems meet regulatory and market requirements and is a key differentiator for products within the exterior wall assembly market. Solutions for edge-of-slab and curtain wall UL System Selector and Submittal Generator Request an Engineering Judgement Specification Resources. When you see F think floor, when you see W think wall. The hourly T Rating of the firestop system is 1 when installed in 1 hr rated walls. Threaded Firestop/Penetrator Systems. Even complex firestop installations—like cable bundles, conduit banks and cable trays—can be finished more than 3X faster, saving time and money. The joints are very much straight forward. Through Penetrants - One metallic pipe, conduit or tubing to be installed either concentrically or eccentrically within the firestop system. Penetration, Joint, etc. The 2 nd set of characters further defines the type of assembly. This number indicates the specific length of time a barrier can withstand fire before being consumed or before permitting the passage of flame through an opening. B = Concrete floors greater than 5 inches thick. Water: The “W” rating, established in 2004, indicates the fire-stopping material has passed the UL test for water tightness. Fire Stopping by the Numbers for Cable Installers: You must know the hourly rating of the barrier. Inches inches FF-S-0006 +/-50 FLOOR-TO- 0000000016 00000 n • Must score 80% or better on the UL Firestop Exam 2. penetration Firestop Systems (XHEZ). Understanding UL Nomenclature for Firestop-Through Penetrations: Part 1, Firestop- Electrical and Low Voltage Contractors, Firestopping for Rated Joints – Masons and Drywallers. Hilti's Firestop Design Center will help perimeter wall fire barrier design challenges posed to architects and engineers . Click here for a direct link to UL's online specifications for firestop system installation. Firestop helps to protect buildings and save lives – it’s also a legal requirement. Max diam of opening is 26 in. About UL System. 0000000596 00000 n The firestop material is installed in the opening in a manner dictated by an Underwriters Laboratories (UL) Classified firestop system in order to achieve a rating. Through-penetration Firestop Systems UL System No. These are offered at no charge, in easily editable Word formats for use in the creation of project specifications. The F-Rating for a firestop system indicates the number of hours that the assembly will prevent flames from passing through to the other side of the barrier. The annular space the between pipe, conduit or tubing and periphery of opening is dependent upon the type and max diam of through penetrant and the firestop The Class One requirements for water tightness include subjecting the material to a 3-foot water column for 72 hours, followed by a fire and hose stream test, conducted in accordance with ANSI/UL … (92 mm). BXUV - Fire Resistance Ratings - ANSI/UL 263 Certified for United States BXUV7 - Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada See General Information for Fire-resistance Ratings - ANSI/UL 263 Certified for United States Design Criteria and Allowable Variances The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is installed. Firestop FT-Rating. Next we will go over the UL nomenclature for through penetrations. The more concentrated environments we live in, the higher the risk is for a life-threatening fire to spread quickly. We will get into the details of how it is tested, why it is important and much more in a later blog. The building codes require these breaches be protected and the UL Qualified Firestop Contractor Program denotes contractors providing additional quality assurance. • UL 1479 Fire Tests of Through-Penetration Firestops. Pay attention to cable loads and fill procedure in the Listing. Rating Criteria. UNDERSTANDING UL NOMENCLATURE FOR FIRESTOP- RATED JOINTS. It is a sort of ABC’s and 123’s of firestop installation systems. There are also CW or CEJ for Curtain Wall joints but they are tested to a different standard so we won’t really go into it here. The more concentrated environments we live in, the higher the risk is for a life-threatening fire to spread quickly. 1982 3M™ Fire Barrier CP25 Caulk, 3M™ Fire Barrier Putty 303 and 3M™ Interam Mat introduced. If the number series starts with a 1 then the joint will be 2” or less, if it starts with a 1 then it will be more than 2” but less than 6”, if it starts with a 2 then the joint will be more than 6” and less than 12” and so on. 0000002746 00000 n Floor-Ceiling Assembly - The 1 hr fire-rated wood joist floor-ceiling assembly shall be constructed of the materials and in the manner described in the individual L500 Series Design in the UL Fire Resistance The UL firestop nomenclature, as you saw in Understanding UL Nomenclature for Firestop-Rated Joints is a series of letters and numbers. wl 1054q 1 of 1 7/32" = 1" nov. 6, 2002 ul/cul system no. Use the Select System Properties list to filter your selections . Firestop Design Center. Features & Benefits • Newly sized 8 in. The UL System at a Glance. The following are some of the recognized independent laboratories conducting tests of firestop systems: A contractor must properly select and install a firestop system to protect penetrations and joints within fire-resistance-rated wall and horizontal assemblies. (660 mm). 5 USG Fire Stop Systems Applications USG Fire Stop Systems consist of special sealants that are trowelled, poured, sprayed, wrapped or caulked around a penetrant (for example, pipe, conduit, duct or cable bundles) through a wall. When you are looking at the UL details for rated joints, there will be a combination of two letters, then a third letter followed by a series of four numbers. If one or more of the above conditions for using mortar, grout or concrete are not met, then the firestop system must be tested in accordance with ASTM E814, Standard Test Method for Fire Tests of Penetration Firestop Systems (ref. Firestop Software. UL Numbering System for Service Penetrations The format of the UL Listing Numbers for Firestop Systems Designs appearing in the UL Directory is Alpha - Alpha - Numeric, such as C-AJ-1000. 3M helps write the first specific test standard for through penetration firestop systems (ASTM E 814) 1982 3M™ Fire Barrier CP25 Caulk, 3M™ Fire Barrier Putty 303 and 3M™ Interam Mat introduced. l-rating at ambient = less than 1 cfm/sq. Click here for the Dryerbox Classification Listing (for Canada, here). Phone Number; Country/Region However, this basic information will get you to the right group of details much faster and from there you can go over the specifics to make sure the field condition appropriately complies with the UL listed assembly. You will know what all of the letters and numbers mean, and you will be able to thumb through a firestop submittal easily and find the detail you need for the application you are about to install or inspect (this last step may take a little practice, but if you care enough to read this far then you are smart enough to figure it out quickly. System type. If the third letter is an S, then it is a system tested for a static joint system; which means it was not tested for movement. HoldRite HydroFlame firestop products are easier to install and more cost-effective than other firestopping methods. Through Penetrant – One metallic pipe, conduit or tubing installed either concentrically or eccentrically within the firestop system. The final 3 numbers complete the system number and are assigned sequentially as the listings are generated. UL 1479, Fire Tests of Through-Penetration Firestops, and ASTM E814, Standard Test Method for Fire Tests of Penetration Firestop Systems, are the two firestopping standards that are specified in local building codes. That narrow gap between your floor slab and façade is bigger than it looks! Sign up now for notification of new blog posts. PECORA UL & ULC CLASSIFIED FIRESTOP SYSTEMS UL 2079 & -CAN/ULC S115 EXPANSION JOINT & ANSI/NFPA 285 EXTERIOR WALL SYSTEMS 1 PECORA CORPORATION 1 -6 5 W amb o ld R d H r eysvi PA 1 8 0 0 -523 6 0 5 1 JOINT SYSTEMS and COMPONENTS2 Hours ” Sealant System Depth=1/ 2 Backing, inches Factor,% Minimum Thickness. The complete assemblage of elements (the barrier, penetrant, and firestop product) achieves the rating, not an individual product. 0000000953 00000 n The annular space the between pipe, conduit or tubing and periphery of opening is dependent upon the type and max diam of through penetrant and the firestop or 2-hr. 3), UL 1479 Fire Tests of Through-Penetration Firestops (ref. We provide consultation, training, quality control and third party special inspection related to firestop and passive fire protection. Over 30 years of experience in providing internationally approved and tested firestop systems, ... Firestop Submittal Generator and UL System Selector. Link to category 7-firestopping for glazing industry. Unique Fire Stop explains what the UL systems data letters stand for with an easy to understand guide. Fire Spread Prevention. In a later blog we will actually dissect a few details to help you better understand the layout. Firestop system details; Software FAQs; Firestop Submittal Generator Step 1: Firestop System Selection. Available in 1”, 2”, and 4” sizes with standard or large escutcheon plates. Even complex firestop installations—like cable bundles, conduit banks and cable trays—can be finished more than 3X faster, saving time and money. The sealant prevents the passage of fire through a fire-resistive partition or floor-ceiling assembly. Enter the system number and click on Search. XHEZ7 - Through-penetration Firestop Systems Certified for Canada See General Information for Through-penetration Firestop Systems See General Information for Through-penetration Firestop Systems Certified for Canada System No. The first alpha component is an F, W or C. The F signifies a floor is being penetrated, the W signifies a wall is being penetrated, and C signifies either a floor or a wall is being penetrated. Next will be a series of numbers, but the first digit will be the most important. 4-1/2 in. Firestop solutions for a variety of applications. The firestop system consists of the assembly or construction, the penetrating item, and the firestop product and other required accessories. The most commonly used systems are from Underwriters Labortories (UL). Select the UL Listing to match or exceed the barrier. If you are a firestop inspectors, general contractor or first tier subcontractors who have hired firestoppers, know that by the end of this series you will have a few tips on how to make your job easier and command better quality from your firestop installers. Create a firestop submittal in 3 easy steps. We all know UL systems are very specific in calling out the requirements that must be met in order to have a complete system. 2. This groundbreaking firestop foam stays put in vertical and horizontal applications without running or sagging. Review the selected systems … High-Performance UL Rated Fire Systems Tremco's firestopping products are designed and engineered as integral components to critical high-performance UL rated systems. The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is installed. UL Auditor - An individual designated by UL to conduct the Contractor audit in accordance with the Program Requirements. 39 15 Select a system that matches the application by clicking in the system box. A firestop system’s T-Rating indicates the number of hours until the ambient temperature on the non-fire side of the barrier rises by 325-degrees Fahrenheit when the protective is subjected to fire. H��W�r�6���>�������S��&�d�v`���C�v��=P%+i�3}��,Ξ� ���(�b Includes all mounting hardware and internal and external firestop sealing materials. Firestop Systems. Committee/Board Meetings. 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