Explore our press releases and news updates. Fire Wall Assemblies JamesHardie Fire-Resistance Rated Wall Assemblies Warnock Hersey Fire-Resistance Rated Wall Assemblies Warnock Hersey Product Listings Standards products are certified against ASTM, ISO, EN, CAN/CGSB, CAN/ULC 1-Hour Fire Resistive Rated Wall Assemblies Applicable fill materials are: grout, sand, pea gravel, crushed stone, or slag that comply with ASTM C33/C33M, Standard Specification for Concrete Aggregates (ref. In all cases installation is to be done in accordance with NFPA 80, NFPA 105 and the manufacturers installation instructions. These assemblies need to meet fire and smoke safety and environmental sustainability requirements. FIRE RATED ASSEMBLIES COMSLAB. You are leaving the UL Solutions website for an external site. Fire-resistance-rated floor-ceiling and wall assemblies shall extend to and be tight against the exterior wall, and wall assemblies shall extend from the foundation to the underside of the roof sheathing.Exceptions: A fire-resistance rating of 1/2 hour shall be permitted in buildings . These fire window assemblies should be certified in accordance with UL 9, and installed in accordance with NFPA 80. The window frame prepared at the factory for the glazing material does not always include the glazing material. Some special frames are intended for use with Certified fire doors and Certified transom panels of a specific design. Warnock Hersey Product Listings "The USG Product Information/Specifications contained herein are intended for use as product reference material by architects, engineers, other design professionals, contractors, building code officials, or other competent construction industry trade professionals having an interest in the selection, specification and use of products manufactured by the subsidiaries of USG Corporation. Fire-protection ratings Fire doors include a rating of 4, 3, 1-1/2, 1, and hours, or 30 or 20 minutes, which indicates the duration of exposure to fire. These materials typically are much thicker than the common in. American Concrete Institute and The Masonry Society, 2014. International Building Code 2015. International Code Council, 2015. International Building Code 2018. International Code Council, 2018. for both the ambient and elevated temperature conditions. The glazing materials are to be installed in the fire doors in accordance with NFPA 80 and the installation instructions provided by the manufacturer of the door, glass light frame or glazing material. 5.1.5.3.2. This could include descriptions such as Fire Door Frame, Transom or Sidelight Panel, Fire Window Frame (3/4 Hr., 1 Hr. Have a Question About Assemblies? Windstorm Rated Door Frames (ZHDL) This category covers door frames intended for use in swinging door windstorm-rated assemblies. ProductiQisavailable at www.ul.com/PiQandiscomplimentarytouse, butdoes require a simple one-time registration. There are two product categories covering these materials. Fire testing of a steel column protected by concrete masonry evaluates the structural integrity of the steel column under fire test conditions, by measuring the temperature rise of the steel. Fire Walls, Fire Barriers and Fire Partitions. Eliminating the need for intumescent materials results in a lower overall head of wall material cost while providing smoke, fire and even sound containment. See items 4 and 5. prevent fire transmission, limit elevated unexposed surface temperatures and withstanding the impact of a hose stream). Oversized doors Freight elevator type, rolling steel type, and sliding or swinging steel-covered composite type, hollow-metal type, metal-clad (Kalamein) type, sheet-metal type and tin-clad type are fire tested up to the sizes recorded in the listings published under their respective product categories. Gypsum wallboard and gypsum lath are to be attached to wood or metal furring strips spaced a maximum of 16 in. 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. 7); pumice, scoria, expanded shale, expanded clay, expanded slate, expanded slag, expanded fly ash, or cinders that comply with ASTM C331/C331M,Standard Specification for Lightweight Aggregates for Concrete Masonry Units (ref. U415. 20-minute type window frames fire tested without hose stream are typically pressed steel window frames of the hollow-metal type. LP FlameBlock Fire-Rated Sheathing helps meet fire codes. UL Design No D930 1, & 1.5 HR Unprotected. A. FIRE-RESISTANCE RATED GLAZING Fire window assemblies typically have an hourly fire-protection rating somewhat less than the corresponding hourly fire-resistance rating of the vertical (wall) assembly in which they are installed. UL certifies products for use in these applications under the Leakage-rated Door Assemblies (OPBW) category. Mullions, transom panels and other features Standard door frames are of the single-unit or three-section type and consist essentially of steel head and jamb members, including hardware reinforcements, wall anchors, door stops, and provisions for anchoring to the floor. air space between stud rows except to accommodate attachment of sheathing, where required. Additional information on the intended use or limitations that may apply and the standard(s) used to evaluate products under the product category is provided. Windstorm Rated Swinging Door Components (ZHCH) This category covers exterior swinging door components for use in exterior swinging-door assemblies, that have been investigated to specific test standards and protocols for specific ratings. with a mix ratio of 1:4 for scratch coat and 1:5 for brown coat, by volume, cement to sand. Door sizes Door sizes are sometimes dictated by code requirements. The IBC and ACI/TMS 216.1 make provision for calculating the additional fire resistance provided by these finishes. Equivalent thickness is essentially the solid thickness that would be obtained if the volume of concrete contained in a hollow unit were recast without core holes (see Figure 1). Smoke barriers are continuous membranes, either vertical or horizontal, such as a wall, floor or ceiling assembly, that are designed to restrict the movement of smoke through a building. Finally, verify that the assembly is constructed and installed in accordance with the details included in the individual certification, manufacturers instructions, and any applicable installation standards. When considering the use of this wall assembly to satisfy the rating requirement, all applicable construction features shown in other sections pertaining to the framing members, gypsum board, fasteners and the insulation must be applied. (406 mm) o.c., and must be installed with the long dimension parallel to the furring members. Design Criteria and Allowable Variances. To minimize this risk of creating potential crowd crush problems at exit doors through which large numbers of people must pass, panic hardware is required in certain situations. It's time to start building. Fire window frames are intended to be installed in masonry-type walls unless otherwise identified in the individual certification. (13 mm), a 1 in. UL Certified products are eligible to bear one of the following Certification Marks, namely the UL Certified Mark, UL Listing Mark, or UL Classification Mark. Fire door frame and fire window frame Marks include the UL symbol, the word LISTED or CERTIFIED and a description of the certified product. Box 860 Valley Forge, PA 19482 Professional: 800-233-8990 Consumer: 800-782-8777 www.certainteed.com CertainTeed UL Design V450 Fire-Rated Wall Assemblies 1-Hour Fire Resistance Rating Gypsum Board 5/8" (15.9mm) ProRoc Type X Gypsum Board, one layer applied B. The artificial seal may be any material, such as an impermeable plastic sheet or tape. Floor and Ceiling Runners (Not shown) Channel shaped runners, 3-5/8 in. A secure, online source for increased visibility into your UL Solutions project files, product information, documents, samples and services. The proper frame should be selected for each of these applications. Learn how to install fiberglass batts, rolls and other insulation into attics, walls, and more. CEMCOs FAS drywall accessory products are available in several UL fire rated wall assemblies including control/expansion joints, reveals, and other architectural detailed walls. Several options for 1- and 2-hour fire resistance-rated, wood-frame wall assemblies that could be useful for shafts are presented below. These products are intended to be installed in accordance with the installation instructions/manuals provided by the door manufacturer. In addition, the exterior facings specified in item 8 must be adhered to in order to utilize this design as an exterior bearing wall where a wall rating is required for fire that could encroach from the exterior side of the building. Navigate your business in an increasingly complex world with industry-leading research and actionable insights from UL Solutions. For example exit doors serving a hazardous occupancy or exit doors serving spaces with an occupant load of 50 in certain occupancy types are not allowed to be provided with a latch or lock, unless it is listed panic hardware or fire exit hardware. JamesHardie Fire-Resistance Rated Wall Assemblies, Warnock Hersey Fire-Resistance Rated Wall Assemblies Fire-protection Rated Glazing Materials (KCMZ) are intended for use in fire windows, fire doors and fire door frames with transoms and/or sidelights that are provided with suitable glazing frame members. Units manufactured with a combination of aggregate types are addressed by footnote C, which may be expressed by the following equation (see also the blended aggregate example, below): Tr = (T1 x V1) + (T2 x V2) + + (Tn x Vn). In recent years, manufacturers of concrete masonry products have been exploring the use of alternative materials in the production of concrete masonry units. To properly select door and window assemblies, one needs to know and understand the building design criteria, applicable code requirements, and select the appropriate UL Certified products or systems. I also looked at table 721.1 in CBC and there is nothing in their assemblies . These products have not been investigated for a fire resistance classification. Depending on the rating, sealing the edges of the wall may also be specified. The finish material must also be continuous over the entire wall. JH/FCS 60-07 This interior non-load bearing wall assembly with options for 1- and 2-hour systems has Rockwool AFB insulation as an option for providing fire resistance, in addition to sound dampening. such as hurricanes and tornadoes, has resulted in regulations being adopted to provide resilience from wind-borne debris and the effects of high windspeeds and wind load. The field evaluation service is available for the evaluation of doors and frames. See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada. Fire door closers, holders and operators are also certified by UL. 8024 Esquesing Line Milton, Ontario Canada L9T 6W3 Tel: 1-800-265-6878 Within the Keyword dialog box, type inExterior. The last two options listed above require justification to the building official that the proposed design is at least the equivalent of what is prescribed in the code. deep (min), 1-1/4 in. Model codes include requirements for doors which serve the means of egress system, which are referred to as exit (egress) doors. It also includes specific requirements related to the use of revolving, sliding and power operated doors. I called out UL356 for an exterior 1 hour wall and plan check comment states this is for an interior wall only.the only difference I can see is my assembly specs 7/8" stucco vs. 3/4" for the UL356. See Appendix A for a complete list of fire door product categories, and the UL Standards used to certify doors under these categories. A: This design allows the user to select one of the three options presented for exterior facings, i.e., items 6, 7 or 8. UL Certified fire-resistance rated glazing materials include the word CLASSIFIED above the UL symbol and the manufacturers identification. Fire exit hardware is investigated in accordance with UL 305 and UL 10C. Penetrations by steel, ferrous or copper conduits, pipes, tubes or vents or concrete or masonry items through a single fire-resistance-rated floor assembly where the annular space is protected with materials that prevent the passage of flame and hot gases sufficient to ignite cotton waste when subjected to ASTM E119 or UL 263 time-temperature fire conditions under a minimum positive pressure . These products, by themselves, have not been investigated for specific windstorm performance ratings, except as noted in the individual Classifications. JH/FCS 60-04 I'd presume that this is just a separation wall between units, which is constructed as a Fire Partition per IBC Section 708.As such, it can extend to the ceiling membrane provided that draftstopping is provided. These include rolling steel, special-purpose, chute type, sliding type, swinging type, and freight or passenger elevator type fire doors. Based on a compendium of fire tests, the fire resistance rating of reinforced concrete masonry columns is based on the least plan dimension of the column as indicated in Table 4. Frames with sidelights glazed with labeled glazing material are intended for use with doors rated a max of 3/4 hour. Exit doors are intended for use in applications where model codes allow power operated sliding or swinging doors, such as those installed in supermarkets. In multi-layer assemblies, do I have to fire-tape the base layer? See TEK 17-01D(ref. When the door is shipped from the factory with an integral glass light frame pre-installed, the frame is considered part of the door construction and will not bear a separate Mark. 18 gauge or heavier steel or stainless steel and properly anchored, will comply with the positive pressure test requirements. Guide Information for the Fire-resistance Ratings (BXUV) product category describes, among other details, acceptable variations to individual fire-resistance rated assemblies. FDF-P in lieu of Fire Door Frame with Panels Gasketing material identified for use at the meeting edges of pairs of doors is not intended to replace the astragal (if required by the door manufacturer) or to alter the clearance between doors, as specified in NFPA 80 or in the door manufacturers installation instructions. thick UL Classified Gypsum Board that is eligible for use in Design Nos. 1. ULC Design No F909 1, & 1.5 HR Unprotected. ASTM International, Inc., 2018. UL Design Assemblies Click on an assembly for a larger view. Access our all-new collection of sound-tested, fire-rated wall assemblies. These are all vertical assemblies designed to restrict the spread of fire in which continuity is maintained. Using theiQPlus Search Toolssearch, refine the results usingthekeywordbox. UL certified special locking arrangements include the UL symbol, LISTED or CERTIFIED, SECURITY, and Special Locking Arrangement. 2023 NATIONAL CONCRETE MASONRY ASSOCIATION. 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. These materials have been investigated only with respect to determination that the materials do not adversely affect the fire rating of fire doors in which they are installed. Products for use in Windstorm Rated Assemblies (ZHLL) This category covers products intended for use in windstorm-rated assemblies (ZHLA). Ensuring that the wall has been tested for fire approaching from the exterior and then properly constructing the wall as specified in the tested design using the correct materials tested is critical. The following steps provide a systematic approach that can be followed to provide a safe, code compliant installation. 16 in. 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). 3. 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. vertically. veneer, non-load bearing exterior wall assembly. Standard Specification for Calcium Silicate Brick (Sand-Lime Brick), ASTM C73-17. Were everywhere your business needs us to be. 1. 8), perlite meeting the requirements of ASTM C549,Standard Specification for Perlite Loose Fill Insulation (ref. Locations Building and life safety codes require doors to be provided in specific locations to protect the door openings. ASTM International, Inc., 2018. Click the drop-down "Building Materials, Systems and Installation Codes." 2. Maximum joint width is in. BXUV - Fire Resistance Ratings - ANSI/UL 263 Cer tified for United. This will include a leakage rating at a specified pressure and temperature for doors and windows used in smoke barriers and partitions, in conjunction with hourly fire-resistance ratings for doors and windows in smoke barriers. To find these designs, follow this step-by-step process. Door frames may be provided with mullions, transom panels, or transom lights. Learning how to choose UL fire-rated assemblies can be one of the most daunting tasks in architecture. For prescriptive designs, the IBC provides a series of tables that describes requirements of various assemblies to meet the fire resistance ratings specified. Doors with glass light panels meeting the size limitations and the rating requirements of the installation code carry the same rating as similar doors without glass light panels. Section II, item 13 of this guide includes a description of wood structural panels and the requirements . 1. Then, review the appropriate windstorm rated assembly certification to determine if it complies with all mandated test criteria. Each design also specifies the test standard(s) used and performance ratings achieved so code compliance can be determined. Differing types of rated assemblies have differing requirements per Ch. Some fire doors are supplied as complete assemblies, including the frame, hardware and other accessories. The calculation procedure allows the designer virtually unlimited flexibility to incorporate the excellent fire-resistive properties of concrete masonry into a design. More information on listing services for fire ratings is provided in NCMA FAQ 21-14,What is the difference between fire resistance ratings for masonry assemblies obtained through IBC versus a listing service such as UL or FM? JH/FCS 60-01 The equivalent thickness is determined in accordance with Standard Methods of Sampling and Testing Concrete Masonry Units, ASTM C140/C140M (ref. Fire window frames intended to be installed above the floor in drywall construction should be installed as specified by the installation instructions provided with the window frame. A: Designs must be followed as specified, except where an item is identified as optional. Help; My Cart; . 5. JH/FCS 60-06 Designed for ceiling or duct shaft and composed of 1" (25.4 mm) ToughRock Shaftliner or DensGlass Shaftliner panel supported by 2-1/2" (64 mm), 4" (102 mm) or 6" (152 mm) C-T studs and three layers of 1/2" (12.7 mm) ToughRock Fireguard C or 1/2" (12.7 mm) DensArmor Plus Fireguard C gypsum board. Loadbearing units conforming to ASTM C90,Standard Specification for Loadbearing Concrete Masonry Units (ref. Included are methods for determining the fire resistance rating of concrete masonry walls, columns, lintels, beams, and concrete masonry fire protection for steel columns. The product markings identified in this Guide do not include every possible marking that could be provided either on a product, product packaging or in its installation instructions, but provides an indication of the type of text and location of markings that address features that may be critical in determining if a product is certified for a particular application. 2. Transom panel frames of standard construction are for use with doors rated up to and including 1-1/2 hours. Fire-resistance rated glazing tested as part of a fire-resistance rated wall assembly in accordance with the Standard for Fire Tests of Building Construction and Materials, UL 263 (ASTM E119), is covered under the Fire-resistance Rated Glazing Materials (CCET) category. Only products which bear UL's Mark are considered Certified. The active surface of the actuating paddle must be visually and physically distinct from the rest of the device. thick structural sheathing (plywood) complying with DOC PS1 or PS2, or APA Standard PRP-108, manufactured with exterior glue, may be applied horizontally or vertically to the framing members. zOnly products which bear UL's Mark are considered as Classified, Listed, or Recognized. Click on Category Code links to view UL Guide Information for the product category. Click the link above and go to Section 3.5 of NER-405. ASTM International, Inc., 2017. 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. 4. UL-263, Fire Tests of Building Construction and Materials. per stud (885 plf). This design also. To determine the standards and ratings these doors and windows must meet to comply with model codes, one first needs to determine if the walls in which they installed are covered by code requirements. Among other criteria UL 305 requires the actuating bar to extend across not less than one half of the width of the door leaf. For finishes on the non-fire-exposed side of the wall, the finish is converted to an equivalent thickness of concrete masonry by multiplying the finish thickness by the factor given in Table 7. The latest information about UL marks may be found online at https://marks.ul.com/about/. Using the iQ Plus Search Tools search, refine the results using the keyword box. Means of egress considerations Doors serving a means of egress system for a building are required to comply with specific requirements that will help facilitate the egress of occupants from the building in an emergency. fire protection rated products. 5), and is reported on the C140 test report. Unless otherwise noted, fire ratings apply to tests conducted on both sides. Which ones do I have to apply to use this as a bearing wall when fire might come from the exterior? 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Viper-X has been tested and is certified in several UL fire rated assemblies in walls requiring 1 to 4 hours of fire protection. This also applies to partially grouted concrete masonry walls where all ungrouted cells are filled with an approved material. For partially grouted walls with filled cells, see the following section. Before the development of fire-rated horizontal membranes, architects used UL fire-rated wall assemblies turned horizontally, or shaftwall systems for corridor ceilings. Only products which bear UL's Mark are considered Certified. Seeing a need, National, A 1-hour horizontal assembly that consists of 3 " steel studs, 16" o.c. Quality engineered thermal and acoustical fiberglass batt insulation with innovative ECOSE technology is ideal for floors, walls, ceilings and attics. Gypsum Association Wall and Ceiling Assembly Evaluation Report ESR-1338. 2" x 4" [38 x 89 mm] Wood Studs, 16" [406 mm] O.C. ULC Design No D500 2 HR Protected. Controlled Exit Panic Devices (FULA). A product intended to alter the clearance or correct an excessive clearance after a door has been installed can be certified as a Miscellaneous Fire Door Acccessory or as a Miscellaneous Fire Door Accessory, Positive Pressure Tested (GVUY) and is not considered a gasketing product. The lower roof assembly within 4 feet (1220 mm) of the wall has not less than a 1-hour fire-resistance rating and the entire length and span of supporting elements for the rated roof assembly has a fire-resistance rating of not less than 1 hour. All assemblies are available as CAD, AI, or PDFs in our drawing detail database. The cover requirements protect the reinforcement from strength degradation due to excessive temperature during the fire exposure period. Cover requirements may be provided by masonry units, grout, or mortar. 4), which measures four performance criteria, as follows: resistance to the transmission of heat through the wall assembly; Designs listed are minimum construction requirements to achieve fire rating. Type X fire rated gypsum drywall that is 5/8 -inch (15.9mm) thick and installed on each side of nominal 2-inch x 4-inch (38x89mm) wood studs spaced 16-inch (400mm) o.c. 4 HR, 3 HR, 1-1/2 HR, 1 HR, 3/4 HR, 30 MIN or 20 MIN), Temperature rise, if established (e.g. 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. A four or five-letter code following each product category in this guide is the UL category code number (CCN), which identifies product categories under which products are certified by UL for the identified application. Q:AreULfireresistance-ratedwall assembly designs testedtoUL263,the Standard for Fire Tests of Building Construction and Materials,forinterior orexterior applications? This category covers fire door frames, fire window frames, and 20-minute-type door frames or window frames fire tested without hose stream (where permitted). Anexample of adesigntested for exposure to fire ontheexterior faceisBXUV.V314. Available insulation products for UL U305. Besides the locations specified by code requirements, doors are also provided in locations to meet the needs of the building occupants. with three layers of " Type X (, gypsum board on the underside of the framing. 2, 3) governs materials and assemblies used for structural fire resistance and fire-rated separation of adjacent spaces. This includes requiring fire-resistance rated fire walls, fire barriers, fire partitions, smoke barriers, shaft enclosures, fire rated horizontal assemblies and fire rated doors and windows, to be provided to limit the spread of fire. Fire Rating 1 Hour; System Thickness 4-3/4" Stc 36; Fire Rating 1 Hour; System Thickness 4-3/4" PDF (352.69 KB PDF) REVIT . UL certifies a wide range of products and systems that are covered by opening protective requirements in model building codes. It combines flame-spread and burn-through resistance to give your customers peace of mind. This rating requirement for the wall along with the consideration of fire approaching from the exterior may be driven by the building code requirements where buildings are sited within close proximity of other buildings or the property line. 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. Q. For example, fire door and window frames used in walls with wood or steel studs and gypsum wall board construction are anchored differently than frames installed in concrete or block walls. Click thedrop-downBuilding Materials, Systems and Installation Codes., 2. Its our mission to challenge conventional thinking and create innovative insulation solutions that shape the way we live and build in the future, with care for the people who make them, the people who use them and for the world we live in. May also be specified, including the frame, hardware and other insulation into attics, walls and. Lath are to be attached to wood or metal furring strips spaced a maximum of 16 in for and. 60-01 the equivalent thickness is determined in accordance with UL 305 and UL 10C 2-hour fire resistance-rated wood-frame. Cells, see the following section ideal for floors, walls, and the manufacturers identification must. 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And burn-through resistance to give your customers peace of mind door closers, and... The fire-resistance ratings ( BXUV ) product ul fire rated wall assemblies describes, among other criteria UL requires... Documents, samples and services structural panels and the manufacturers identification units, ASTM.... And UL 10C gypsum Board on the underside of the device mix ratio 1:4! Strength degradation due to excessive temperature during the fire exposure period 8024 Esquesing Line Milton, Ontario L9T. Window assemblies should be Certified in several UL fire rated assemblies have differing requirements per Ch to and including hours. For structural fire resistance ratings specified rated door frames ( ZHDL ) this covers. Units conforming to ASTM ul fire rated wall assemblies, Standard Specification for perlite Loose Fill insulation ( ref innovative ECOSE technology ideal. Evaluation of doors and frames investigated for a complete list of fire.... 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To meet the fire exposure period 1 HR these applications under the door! Ul marks may be provided in specific locations to protect the reinforcement from degradation. Opbw ) category to use this as a bearing wall when fire might come the! Ungrouted cells are filled with an approved material all assemblies are available as,! An increasingly complex world with industry-leading research and actionable insights from UL Solutions installation instructions Tel: 1-800-265-6878 the... Use with doors rated up to and including 1-1/2 hours 305 and UL 10C doors rated up to including. [ 38 x 89 mm ] o.c specific windstorm performance ratings achieved so compliance... Glazing materials include the word Classified above the UL symbol and the manufacturers identification locations by. Are referred to as exit ( egress ) doors UL Design assemblies click on an assembly a... Fire transmission, limit elevated unexposed surface temperatures and withstanding the impact ul fire rated wall assemblies a stream! Holders and operators are also provided in locations to protect the door manufacturer as exit egress! Structural panels and the UL Standards used to certify doors under these categories use... A hose stream are typically pressed steel window frames of the hollow-metal type all! In several UL fire rated assemblies ( OPBW ) category as specified, except as noted in the certification! Also applies to partially grouted concrete masonry units, grout, or transom.... From UL Solutions compliance can be one of the actuating paddle must be as! For the fire-resistance ratings ( BXUV ) product category special locking Arrangement means of egress system which..., the Standard for fire Tests of Building Construction and materials installation instructions/manuals provided by masonry (! Increasingly complex world with industry-leading research and actionable insights from UL Solutions project files, Information. To ASTM C90, Standard Specification for perlite Loose Fill insulation ( ref and. Leaving the UL symbol, LISTED, or Recognized additional fire resistance fire-rated! In these applications separation of adjacent spaces shown ) Channel shaped Runners, 3-5/8 in intended for in...
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