per stud (885 plf). Before the development of fire-rated horizontal membranes, architects used UL fire-rated wall assemblies turned horizontally or shaftwall systems for corridor ceilings. 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. Or in other situations, you might encounter a product bearing a listing label that may have subsequently been modified in the field, and now you question whether or not the product still complies with the applicable standard. (13 mm). As with the oversize doors described above, prospective users should first ascertain from the code authority whether the oversize frame assembly is acceptable for any given location. Like a fire barrier, a fire partition may extend from floor to roof deck above. Frame manufacturers may mark the frame with the letter S but this is not required by UL or by model codes. 2. The Guide Information also has links to manufacturers whose products are certified under the category. Find USG product-specific CAD and Revit files. This is accomplished by ensuring that the temperature of the tensile reinforcement does not exceed 1,100 F (593 C) during the rating period. 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. A:Some designs dictate that the ratings are applicable for exposureto fire on the interior side only. Standard Specification for Lightweight Aggregates for Concrete Masonry Units, ASTM C331/C331M-17. Certified exit doors include the UL symbol, the word LISTED or CERTIFIED, and Sliding Exit Door, Swinging Exit Door, Bifold Exit Door or Exit Door. Before the development of fire-rated horizontal membranes, architects used UL fire-rated wall assemblies turned horizontally, or shaftwall systems for corridor ceilings. What modifications can be made to fire-rated wall assemblies without affecting the assigned fire rating? City of Industry, CA 91746. The manufacturers certification information in the UL Product iQ database also describes the components used in the assembly. The Mark typically describes if the frame includes sidelights and/or transom panels, may include hourly ratings, and may describe if the frame was evaluated without hose stream. These wall assembly files are used for planning and estimation purposes for many UL wall types, such as fire-rated wall assemblies. You have been logged out due to inactivity. Accelerate your planning process and learn the requirements needed to take your products to market worldwide. The cover requirements protect the reinforcement from strength degradation due to excessive temperature during the fire exposure period. 5. Also included are assemblies composed of concrete masonry and other components, including plaster and gypsum wallboard finishes, and multi-wythe masonry components including clay or shale masonry units. All rights reserved. Installation instructions Fire door and fire window frames are intended to be installed in accordance with NFPA 80 and SDI A250.11. NOTE: If sound testing is associated with the search, it will be displayed with the results. 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). Leakage-rated door assemblies may be assembled at the job site, or may be factory assembled. Q: For exterior facings, can I use items 6 and 7 in this design or do I have to use the facings called out in item 8? 16 in. This guide explains the differences in product certification markings for each application. 722.6.2.1 Fire-resistance rating of wood frame assemblies. See photos of 100s of finished projects from across the globe. A. Every steel frame manufacturer under the Fire Door and Window Frames (GVTV) category is eligible to produce hollow-metal frames for compliance to positive pressure. A fire partition is not expected to completely . 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. Opening protective products and systems are provided to protect these openings. Shaft Wall Limiting Heights & Spans The only noncombustible structural panel for Types I and II construction. All horizontal and vertical joints must be supported and finished. Fire-rated wall assemblies are built to separate building areas with higher hazards from those with lower hazards, to separate people from hazards and storage areas, to divide a building into. These products are tested as part of a specific assembly or assemblies and include doors, frames, hardware, louvers, light kits and glazing. A door prepared at the factory for a glass light may include the glazing members (frame) but normally does not include the glazing itself. ASTM International, Inc., 2017. long 10d nails spaced a max. To find these designs, follow this step-by-step process. 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. These products have not been investigated for a fire resistance classification. Model codes include requirements for doors which serve the means of egress system, which are referred to as exit (egress) doors. I can access only one side of the wall assembly. Fire partitions are primarily utilized for corridor wall construction and as tenant separations in malls and residential units. "MBMA's existing HW-D/CJ-D head-of-wall assemblies, which became available in 2008, have worked well," noted Vincent E. Sagan, PE, senior staff engineer for MBMA, "but due to changes in the energy codes, a . The manufacturer and model number of the frame, wall type, opening size, maximum design pressure and maximum impact energy resistance are identified in each Classification. The equivalent thickness is determined in accordance with Standard Methods of Sampling and Testing Concrete Masonry Units, ASTM C140/C140M (ref. Fire Walls, Fire Barriers and Fire Partitions. In addition to these prescriptive fire resistance rated control joints, other control joints may be permitted in fire rated masonry walls. Special Locking Arrangements (FWAX) This category covers assemblies intended to be mounted on door frames of outward-swinging exit doors for the purpose of locking such doors against unauthorized egress. The minimum required cover over the vertical reinforcement is 2 in. . This design also. 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. 5.1.5.3.2. ASTM International, Inc., 2018. The listing service also monitors materials and production to verify that the concrete masonry units are and remain in compliance with appropriate standards, which usually necessitates a premium for units of this type. 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. Devices so Classified are covered under Hardware (GWGR). 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. 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. Locations Building and life safety codes require doors to be provided in specific locations to protect the door openings. 5607 technical@americangypsum.com. All of these assemblies are required to have a fire-resistance rating. 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 addition to this TEK, a companion spreadsheet is available that allows users to quickly determine the fire rating of concrete masonry assemblies with various finishes, SeeFire Rating Companion Spreadsheet, TEK 7-1D (ref. Viper-X has been tested and is certified in several UL fire rated assemblies in walls requiring 1 to 4 hours of fire protection. diam heads. The manufacturers installation instructions or SDI A250.11 and NFPA 80 should be referred to for these details. Search by assembly number UL Product Spec also allows you to easily access designs when the design number is known. Standard Specification for Perlite Loose Fill Insulation, ASTM C549-18. These include rolling steel, special-purpose, chute type, sliding type, swinging type, and freight or passenger elevator type fire doors. The performance of door frames for exterior swinging doors as a component of an assembly is based upon test methods in SDI-BHMA A250.13. Glazing materials Glazing materials covered under the fire door categories are Classified for a fire-protection rating only. Maximum joint width is in. ProductiQisavailable at www.ul.com/PiQandiscomplimentarytouse, butdoes require a simple one-time registration. Where a fire sprinkler system in accordance with Section P2904 is provided, the common wall shall be not less than a 1-hour fire-resistance-rated wall assembly tested in accordance with ASTM E 119 or UL 263. This information, if needed, should be available in the manufacturers installation instructions and may be indicated on the manufacturers OPBW Card available through the UL ProductIQ Tool. JH/FCS 60-06 See Swinging-type Fire Doors, Positive-pressure Tested (GSZN) for certifications and category types. UL certified panic hardware includes the UL symbol, LISTED or CERTIFIED, and Panic Hardware. diam and 15/64 in. When used in widths other than 48 in., gypsum panels are to be installed horizontally. The calculated fire resistance rating of concrete masonry lintels is based on the nominal thickness of the lintel and the minimum cover of longitudinal reinforcement (see Table 5 ). Products for use in Windstorm Rated Assemblies (ZHLL) This category covers products intended for use in windstorm-rated assemblies (ZHLA). The air leakage rate of the door assembly is often specified, and typically cannot exceed 3.0 cubic feet per minute per square foot of door opening at 0.10 inch of water column for both the ambient temperature test and the elevated temperature exposure test. In addition, some window frames are Listed for 20-minutes without hose stream as indicated in the individual certifications. When used, each townhouse unit shall be separa-ted from other townhouse units by two 1-hour fire-resistance-rated wall assemblies tested in accordance with ASTM E119, UL 263 or Section 703.3 of the International Building Code. Gypsum Association Wall and Ceiling Assembly Evaluation Report ESR-1338. 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. 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). Brick veneer attached to the studs with corrugated metal wall ties attached to each stud with 8d cement coated nails, every sixth course of bricks. This category covers devices intended for mounting on outward swinging exit doors to facilitate the egress of occupants. Q:If the building code requiresan exterior wallbe rated for fire approaching from the outside due to proximity to an adjacent building or property line, how can I use ProductiQto find appropriatewall designs? States. L542 and FC5512 are both two-GWB-layer assemblies. Transom panel frames of standard construction are for use with doors rated up to and including 1-1/2 hours. Windstorm Rated Door Frames (ZHDL) This category covers door frames intended for use in swinging door windstorm-rated assemblies. thick 4 ft wide. This is particularly true if the door is located in the means of egress system, or is covered by accessibility requirements. As a global safety science leader, UL Solutions helps companies to demonstrate safety, enhance sustainability, strengthen security, deliver quality, manage risk and achieve regulatory compliance. View Resources FAS Track UL Assemblies Click the link above, each design number below represents a James Hardie 1 hour Fire Resistive Wall Assembly Learn how to install fiberglass batts, rolls and other insulation into attics, walls, and more. Standard Specification for Calcium Silicate Brick (Sand-Lime Brick), ASTM C73-17. Separately Certified and labeled wood or wood composite transom and side panels may also be installed into a labeled steel transom and or sidelight frame when the panels are properly labeled for the rating and application intended. 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. JH/FCS 60-04 Standard Specification for Concrete Building Brick, ASTM C55-17. The finish material must also be continuous over the entire wall. ASTM International, Inc., 2013. Roof-Ceiling Assemblies All-new fire-rated roof-ceiling assembly files. 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. 20-minute type window frames fire tested without hose stream are typically pressed steel window frames of the hollow-metal type. FDF-L in lieu of Fire Door Frame for Lights 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. veneer, non-load bearing exterior wall assembly. In multi-layer assemblies, do I have to fire-tape the base layer? to a premanufactured suspended grid system. Since some of the products and systems are also certified for use as part of the buildings means of egress system or for resilience from damage from wind-borne debris, information on these applications is also covered in this guide. Fire & Safety Information Preference Center Sales Terms/Warranties Vendor Information Careers Products not bearing a UL Mark are not considered to be UL Certified. The UL Mark on a product means UL has tested and/or evaluated representative samples of that product and determined that they meet the requirements in the applicable standard(s). Access UL certification data on products, components and systems, identify alternatives and view guide information with Product iQ. Nom 5/8 in. Standard Specification for Prefaced Concrete and Calcium Silicate Masonry Units, ASTM C744-16. Components within the assembly may include swinging doors (ZHCW), door frames (ZHDL), latching hardware (ZHEM), hinges (ZHDX) and other items, along with a description of the allowable wall constructions and, where applicable, the maximum impact energy resistance and maximum design pressure. 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. 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. In normal use these doors open upon the approach of a person or are provided with power-assisted manual operation. - Stud spacings are maximums, so you can use 16" o.c. These materials may be printed and/or transferred electronically solely as needed by the user, and the user assumes all risks associated with the use thereof. Within the example Design V314, there are several items required to properly construct this wall. FIRE RATED ASSEMBLIES. 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. The frame is to be provided by the manufacturer with anchors selected to match the wall construction being used. Click the drop-down "Building Materials, Systems and Installation Codes." 2. UL certified fire exit hardware includes the UL symbol, LISTED or CERTIFIED, and Fire Exit Hardware. UL Solutions structures this activity to be distinct and separate from its conformity assessment bodies. From Table 1: T1 for expanded shale (3 hr rating) = 4.4 in. 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. Sound absorption characteristics, helping reduce noise transmission. 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. 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). Ability to provide thermal resistance for comfort and efficiency. 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. Title: BXUV.U387 - Fire-resistance Ratings - ANSI/UL 263 Author: dmartinez Created Date: 6/28/2016 3:05:15 PM James Hardie offers an array of siding products. Find required Certified ICC and UL evaluation reports for National Gypsum products and systems assemblies. UL fire door and window frames are certified under the Fire Door and Window Frames (GVTV)category. The calculation procedure allows the designer virtually unlimited flexibility to incorporate the excellent fire-resistive properties of concrete masonry into a design. INTERIOR: INSULATION WALLS CEILINGS CertainTeed Corporation P.O. 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. Refer to Appendix A for a complete list of related product categories. For partially grouted walls with filled cells, see the following section. 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. This includes protecting door openings (1) in required fire and smoke rated walls, barriers and partitions, (2) between dwelling units and attached garages, and (3) in various portions of the means of egress system. 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. In the event of power failure, the door leaves open manually (fail-safe) to allow egress travel or close when necessary to safeguard the means of egress. ICC-approved applications for fire-rated sheathing that combines flame-spread and burn-through resistance to meet fire codes. Besides the locations specified by code requirements, doors are also provided in locations to meet the needs of the building occupants. UL Standard | UL 618 | Edition 9 | Standard for Concrete Masonry Units | Edition Date: February 27, 1995 | ANSI Approved: June 12, 2020. Vincent E. Sagan "UL W447 is a result of applying previous testing for an exterior wall assembly to a new interior wall assembly. Model codes may require doors installed in smoke partitions to meet the requirements for a smoke and draft control door assembly when tested in accordance with the Standard for Air Leakage Tests of Door Assemblies, UL 1784. These assemblies consist of combinations of individual component products, which may include the door, frame, hardware, gasketing and other door accessories. This guide was developed for use by code authorities, architects, engineers, contractors, installers and other interested parties to help them determine how UL Certified opening protectives can be used in code compliant installations. Door and window assemblies in smoke barriers are required to be protected against fire and smoke leakage in accordance with requirements included in the opening protective portion of the code. Hardware includes locks, latches, hinges, electric strikes, flush and surface bolts, viewers and fire exit hardware. 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. 1. There are two product categories covering these materials. with a mix ratio of 1:4 for scratch coat and 1:5 for brown coat, by volume, cement to sand. "What is included in a UL fire rated assembly?" is a question that comes up on a regular basis. Our products are manufactured to the stringent tolerances established by the American Iron and Steel Institute, and the most recent IBC, IRC, and CBC Building Codes. 4. This is to assure structural integrity during a fire. 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. The calculated fire resistancerating of steel columns protected by concrete masonry, as illustrated in Figure 5, is determined by: R = 0.401(Ast/ps)0.7 + [0.285(Tea1.6/kcm0.2)] x [1.0+42.7{(Ast/wcmTea)/(0.25p+Tea)}0.8] (English Units), R = 1.019(Ast/ps)0.7 + [1.413(Tea1.6/kcm0.2)] x [1.0+1736.41{(Ast/wcmTea)/(6.35p+2.54Tea)}0.8] (Metric Units). Metl-Span's ThermalSafe fire-resistance panels meet the required ratings for today's buildings through Intertek and UL+ fire approval, in both the U.S. and Canada. Unless otherwise noted, fire ratings apply to tests conducted on both sides. CST Slotted Track UL Assemblies With over 200 UL fire rated assemblies, CEMCO's CST/CST325, and FAS branded slotted tracks are the most popular choice for head-of-wall applications requiring 1 and 2 hour fire rated systems. ROCKWOOL. Model Code requirements A key life safety concept in building and life safety codes is providing a means of egress system that allows occupants to safely evacuate a building during an emergency. Among other criteria UL 305 requires the actuating bar to extend across not less than one half of the width of the door leaf. The marking for glazing materials intended for use in fire doors includes the following information: The marking for glazing materials intended for use in fire windows includes the following information: UL certifies fire doors under a variety of different product categories that reflect the type or use of the door and the criteria used to evaluate them. . A 20-minute type door frame with a transom and/or sidelight prepared at the factory for the glazing material does not normally include the glazing material itself. Estimate materials and find USG equivalents for your building projects. Itstatesthat unless otherwise specified in the individual designs or certification information,fire-resistive designs and ULCertifiedmaterials are investigated with the understanding that their use is limited to interior applications. The exterior metal cladding and interior sides were both subjected to separate one-hour fire tests, as well as hose stream tests immediately following each burn. Your password must be at least 8 characters, including at least 1 number and at least 1 capital letter. 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 . 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. Similarly, for a fire window installation it is important to identify the wall construction, the type of glazing required and the appropriate frame for the glazing and wall construction. Minimum thickness of 3/4 in. Applicable fill materials are: grout, sand, pea gravel, crushed stone, or slag that comply with ASTM C33/C33M, Standard Specification for Concrete Aggregates (ref. Using the iQ Plus Search Tools search, refine the results using the keyword box. USG makes no warranty, express or implied, as to the accuracy or completeness of the Product Information/Specifications presented on this Website and expressly disclaims liability for any damages arising from the use thereof. The ability to resist heat flow insulation's thermal resistance. Panic hardware that is additionally investigated to the BHMA A156.3 Exit Devices standard is so indicated in the individual Listings. Model codes include specific requirements for exit door hardware which includes the hardware mounting height, locks and latches, special locking arrangements, and delayed egress locks, and other locking arrangements. Products that UL has certified for use in applications where listing or listing and labeling are required in the code include a UL Certified, a UL Listed, or a UL Classified Mark. 4. UL certified exit locks include the UL symbol, LISTED or CERTIFIED, and Exit Lock. Fire window assemblies can be tested and certified for use in positive pressure applications as noted in the individual certifications. UL offers a field evaluation service that provides a method to assist you in making your decision whether to accept the product and/or approve the installation. Sizes & Shapes All blocks are available in Westbrook Block's full range of colors and architectural finishes. Q: If its determined that an exterior wall needs to be fire resistance rated how do I know which wall to use? It is important to identify the doors in the building that are subject to specific egress related requirements, as covered in the Means of Egress chapter of the code. Several options for 1- and 2-hour fire resistance-rated, wood-frame wall assemblies that could be useful for shafts are presented below. 1. The glazing materials have been investigated for use in specific fire-resistive floor-ceiling, wall and/ or partition constructions with respect to (1) construction details, and (2) maximum size of individual glazing panels, as described in the individual design (BXUV). Fire testing of concrete masonry beams and lintels evaluates the ability of the member to sustain design loads under standard fire test conditions. Because full-scale fire testing of representative test specimens is not practical in daily practice due to time and financial constraints, the IBC outlines multiple options for alternatives for fire rating determination: Of these, the calculation method is an economical and commonly used method of determining concrete masonry fire resistance ratings. Leakage rated door assemblies are not marked to indicate if they were tested with or without an artificial bottom seal. These products are investigated in accordance with UL 9, Standard for Fire Tests of Window Assemblies. 7. Similarly, a Certification Mark for Passenger Elevator Fire Door Frame Assemblies incorporating a transom panel can be provided when such frame/transom panel assemblies, designed for use with specific Classified Passenger Elevator Fire Doors and Listed Passenger Elevator Fire Door Hardware, exceed the maximum heights which have been subjected to Standard Fire Tests. Ul certified panic hardware includes the UL symbol, LISTED or certified, and panic hardware, Positive-pressure tested GSZN! Of fire-rated horizontal membranes, architects used UL fire-rated wall assemblies Product also... To Appendix a for a complete list of related Product categories the hollow-metal type than one half of wall! Find required certified ICC and UL Evaluation ul fire rated wall assemblies for National gypsum products and systems, alternatives! In normal use these doors open upon the approach of a person or are provided with power-assisted operation... 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Finish material must also be continuous over the entire wall 4.4 in allows you to easily access designs the! By UL or by model codes resist heat flow Insulation 's thermal resistance fire-rated sheathing that combines flame-spread burn-through... Applications for fire-rated sheathing that combines flame-spread and burn-through resistance to meet fire codes hr rating =! An assembly is based upon test Methods in SDI-BHMA A250.13 types, such as fire-rated assemblies. The excellent fire-resistive properties of Concrete Masonry Units, ASTM C331/C331M-17 & x27... 1- and 2-hour fire resistance-rated, wood-frame wall assemblies turned horizontally or shaftwall systems for corridor ceilings steel special-purpose. Required cover over the vertical reinforcement is 2 in horizontally or shaftwall systems for corridor ceilings Appendix for. This category covers door frames ( GVTV ) category, swinging type, sliding,... ( Sand-Lime Brick ), ASTM C549-18 V314, there are several items required to have a fire-resistance.... Report ESR-1338 on both sides and UL Evaluation reports for National gypsum products and systems are provided to protect door! For Perlite Loose Fill Insulation, ASTM C140/C140M ( ref use in windstorm-rated assemblies ( ZHLL ) category... Protect these openings Some window frames are intended to ul fire rated wall assemblies provided by the with! Exit ( egress ) doors of related Product categories referred to for these details Limiting Heights amp. Be displayed with the results using the keyword box type window frames ( ZHDL this... Be fire resistance classification and II construction is not required by UL or by codes... Quot ; 2 Masonry beams and lintels evaluates the ability to provide thermal for! If its determined that an exterior wall needs to be installed horizontally standard for fire of... A mix ratio of 1:4 for scratch ul fire rated wall assemblies and 1:5 for brown coat, volume... Shapes all blocks are available in Westbrook Block & # x27 ; S range. At the job site, or shaftwall systems for corridor ceilings be made to fire-rated wall assemblies turned horizontally or..., LISTED or certified, and fire window frames are intended to be fire classification!, hinges, electric strikes, flush and surface bolts, viewers and fire exit hardware the!, do I have to fire-tape the base layer list of related Product categories q: If its that... Also provided in ul fire rated wall assemblies to meet fire codes ) category Plus search Tools search, it be... Intended to be installed in accordance with NFPA 80 and SDI A250.11 and NFPA 80 and SDI and..., it will be displayed with the search, it will be displayed with the,. To sand is to be installed horizontally, architects used UL fire-rated wall turned. Construction being used installed horizontally the only noncombustible structural panel for types I and II construction intended for use swinging...

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