Leakage ratings for door assemblies are determined at ambient air temperature (75F) and/or elevated air temperature (400F) and at three air pressure differentials including 0.10, 0.20, and 0.30 in. UL in the US and ULC in Canada are the two major testing agencies for determining the fire resistance times. Among other criteria UL 305 requires the actuating bar to extend across not less than one half of the width of the door leaf. These doors are intended to be installed in a Certified or Listed fire door frame and provided with a UL Certified or Classified Category H gasketing material for fire doors. No ceiling or suspension system product alone constitutes a fire-rated assembly. Some manufacturers can provide labeled transom frames with hollow-metal transom panels with or without a transom bar. Such unconventional materials, which are typically used as a replacement for conventional aggregates, may not be covered within existing codes and standards due to their novelty or proprietary nature. The window frame prepared at the factory for the glazing material does not always include the glazing material. The model codes prohibit fire exit hardware from having a mechanical latch retraction or dogging mechanism as part of the construction. ASTM International, Inc., 2018. Fire testing of concrete masonry beams and lintels evaluates the ability of the member to sustain design loads under standard fire test conditions. The proper frame should be selected for each of these applications. This category consists of a diverse range of door types including swinging, sliding, coiling and curtain type products manufactured from aluminum, steel, wood and woven fabrics. Glazing materials may be provided by other than the door manufacturer, and are installed at the same time as the door. In addition to the steel head and jamb members, these frames should be equipped with a steel mullion, transom bar, steel-covered composite transom panel, and glazing beads. Certain finishes deteriorate more rapidly when exposed to fire than when they are on the non-fire sideof the wall. These materials are investigated for use in (BXUV) fire-resistance designs. In addition, some window frames are Listed for 20-minutes without hose stream as indicated in the individual certifications. The IBC and ACI/TMS 216.1 make provision for calculating the additional fire resistance provided by these finishes. 2-Hour Interior Wall Assembly - UL Design No. 3/4" (19 mm) air space on both sides must be maintained between liner panels and adjacent framing. UL Certified glazing materials include the word CERTIFIED or CLASSIFIED above the UL symbol and the manufacturers identification. UL Design V337 assembly is commonly used in Type III and V exterior load-bearing walls. Although these details are not directly in the IBC, they are included by reference in ACI/TMS 216.1. Connect with us in person or online, around the globe. The equivalent thickness of a 100% solid unit or a solid grouted unit is equal to the actual thickness. Panel or tile size (in.) The smart choice to make spaces more comfortable and energy efficient. Firestop systems. USG STRUCTO-CRETE Brand Structural Panels. Transom light frames glazed with labeled glazing material are intended for use with doors rated a max of 3/4 hour. Fire Rated Wall Assemblies. These products must be installed following the manufacturers provided instructions. This guide is designed to help users locate, specify or verify UL Certified doors, windows and related hardware to meet applicable model code requirements for applications including fire and smoke protection, egress, and windstorm resilience. Oversized frames Fire window frames exceeding the height and width eligible for certification and which have not been subjected to standard fire tests that are otherwise found to be in compliance (except for size) with all requirements for design, materials and construction can be provided with an Oversized Frame Assemblies Certified or Listing Mark . UL Solutions structures this activity to be distinct and separate from its conformity assessment bodies. The fire-resistance rating of a wood frame assembly is equal to the sum of the time assigned to the membrane on the fire-exposed side, the time assigned to the framing members and the time assigned for additional contribution by other protective measures such as insulation. To assist in selecting components of fire door assemblies tested under positive pressure, eight categories, identified as A through J, were established. Hourly fire-protection ratings Door frames are intended for use in applications where codes require a minimum hourly rating for the overall door or window assembly. Concrete masonry is widely specified for fire walls and fire barriers because concrete masonry is noncombustible, provides durable fire resistance, and is economical to construct. This 2-hour horizontal shaftwall assembly consists of 4" shaftwall studs with shaftliner panels between each stud and three layers of 5/8" Type C gypsum board applied to the underside of the framing. Windstorm rated assemblies Concern about potential damage to building exteriors caused by high wind events. See how we put safety science to work to help create a safer, more secure and sustainable world for you. Artificial bottom seals UL 1784 allows for an artificial seal to be applied to the bottom 6 inches of the test sample in order to obtain information on the extent of air leakage through the perimeter of a test sample without the sample leakage being influenced by the clearance at the bottom of the door. UL Product iQ, formerly known as the Online Certifications Directory, is easier to use than ever before. Codes require doors and windows that protect openings in these walls, barriers and partitions to comply with specific UL standards for safety and performance, and for doors and windows to have certain ratings in order to limit the spread of fire and/or smoke. Products certified under the ZHLL category have been certified against various recognized model codes or regional test methods such as ASTM E330, ASTM E1886, ASTM E1996, TAS 201, TAS 202, TAS 203, or ICC-500 for storm shelters. UL Certified fire-resistance rated glazing materials include the word CLASSIFIED above the UL symbol and the manufacturers identification. JH/FCS 60-01. More information on those products is located in ULs Product iQ database under security equipment. Revit, CAD, and construction details for fire rated wall assemblies can be downloaded for planning and material estimation. Chapter 7 of the International Building Code (IBC) (refs. The firerating of the wall assembly is the lower of the two. All rights reserved. Fire door markings UL certified fire doors include the UL symbol, the word CERTIFIED or CLASSIFIED and the following information: Installation instructions Fire doors are intended to be installed in accordance with the installation instructions provided by the manufacturer. Panic hardware is investigated in accordance with UL 305. The intuitive search tool allows you to quickly locate the product or component that will meet your needs. Fire door and window hardware and accessories are certified under a variety of product categories. The fire resistance rating is determined in accordance with Table 1 utilizing the appropriate aggregate type used in the masonry unit and the equivalent thickness. The manufacturer chooses whether an artificial bottom seal is applied or not during the test. UL Product iQ combines UL Safety Certification information trusted around the globe with the intuitive design and functionality of a modern search engine. standardized calculation procedures, such as those in ACI/TMS 216.1 and in Section 722 of the IBC; prescriptive designs such as those in Section 721 of the IBC; engineering analysis based on a comparison with tested assemblies; third party listing services, such as Underwriters Laboratory; and. One aspect of this protection is based on limiting the movement of fire and smoke through the building using a compartmentation approach (also called the fire area). UL W461. Standard Specification for Vermiculite Loose Fill Thermal Insulation, ASTM C516-08 (2013). Don't miss the latest insights, news and product offerings from USG. The minimum required cover over the vertical reinforcement is 2 in. 1. Panic Hardware (FVSR) This category covers devices intended for mounting on or integral with outward-swinging doors to facilitate the safe egress of persons in case of emergency. Determine the type of door required There are a wide variety of fire door types that are listed with specific constructions features and for use in specific applications. Accordingly, many certifications of roof covering materials describe the specific types of roof components to be used based . In addition to these prescriptive fire resistance rated control joints, other control joints may be permitted in fire rated masonry walls. Exit (egress) doors, with some exceptions, are required to be of the pivoted or side-hinged swinging type. The manufacturers installation instructions or SDI A250.11 and NFPA 80 should be referred to for these details. It also includes requirements designed to limit the movement of smoke through the building using smoke barriers and partitions. The times listed in Table 8 are essentially the length of timethe various finishes will remain intact when exposed to fire (i.e., on the fire-exposed side of the wall). To determine the appropriate standards and ratings for doors in these assemblies, refer to the specific code requirements covering the wall assemblies. Positive pressure frames All three-sided hollow-metal frames, manufactured from No. For partially grouted walls with filled cells, see the following section. These frames are only intended for use in the applications specifically identified in the model codes, such as in door assemblies used in some corridor and smoke barrier applications. The UL Certification marking for fire-resistance rated glazing materials intended for use in fire-resistance rated walls includes an identifier in the form: Where W indicates the glazing meets the wall assembly criteria and xxx indicates the fire-resistance rating period in minutes. 2. PDF. ASTM International, Inc., 2016. Learn how to install fiberglass batts, rolls and other insulation into attics, walls, and more. These materials typically are much thicker than the common in. Based on the results of this testing, an expression can be developed in accordance with this industry practice that permits the fire resistance of units produced with such aggregates to be calculated for interpolated values of equivalent thickness and proportion of non-listed aggregate. This is accomplished by ensuring that the temperature of the tensile reinforcement does not exceed 1,100 F (593 C) during the rating period. This category covers devices intended for mounting on outward swinging exit doors to facilitate the egress of occupants. Your password must be at least 8 characters, including at least 1 number and at least 1 capital letter. Figure 3 shows control joint details in fire-rated wall assemblies in which openings are not permitted or where openings are required to be protected. If all cells of hollow unit masonry are filled with an approved material, the equivalent thickness of the assembly is the actual thickness. prevent fire transmission, limit elevated unexposed surface temperatures and withstanding the impact of a hose stream). Refer to individual manufacturers certifications to determine the applications for which their products are Listed. (116 mm). Fire-protection rated glazing materials are intended for installation in fire windows, fire doors, and fire door frames with transoms and/or sidelights that are provided with suitable glazing frame members. The Guide Information also has links to manufacturers whose products are certified under the category. Temperature rise ratings Some fire doors contain a temperature-rise rating on the Certification Mark. Typically, for an exterior wall with a fire separation distance greater than 5 ft (1,524 mm), fire needs be considered on the interior side only. U348. For example, the IBC and ACI/TMS 216.1 include provisions for ceramic fiber joint protection for precast panels, which are similar to concrete masonry walls in that both rely on concrete for fire protection, and both are governed by the ASTM E119 heat transmission criteria (see Figure 4). If its UL Solutions and newsworthy, its here. containing fires within various fire areas). UL DESIGN I504 - A 1-hour horizontal assembly that consists of 3 " steel studs 16" o.c. NFPA 105 does not allow smoke door assemblies intended to be installed where pressurization is provided to control smoke movement to have an artificial bottom seal installed during the test. ASTM, ISO, EN, CAN/CGSB, CAN/ULC. If the equivalent thickness is unknown, but the percent solid of the unit is, the equivalent thickness of a hollow unit can be determined by multiplying the percent solid by the units actual thickness. B. Care should be taken to ensure that products used in the assembly include appropriate UL Certification Markings, as described in the design. Fire testing of wall assemblies is conducted in accordance with the Standard Test Methods for Fire Tests of Building Construction and Materials, ASTM E119 (ref. Sound absorption characteristics, helping reduce noise transmission. These frames and the labeled components are identified in the individual certifications.

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