to each side of 2 x 4 wood studs 16 (406 mm) o.c. Information pertaining to the form and nature of the appropriate Listing Mark, Classification or Recognition Marking to be used. This powerful online search tool that can help you easily locate the UL Solutions certification information needed to achieve safe, sustainable code complaint installations. Use the link below instead. 3M Careers. 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UL FIRE RATED ASSEMBLIES UL Fire Resistance Ratings (continued) Restrained Assembly Ratings (hr.) Sound Tested with 2x 4 stud wall with 1/2 (12.7 mm) ToughRock Fireguard C gypsum wallboard or DensArmor Plus Fireguard C panels each side of assembly and 3-1/2 (89 mm) fiberglass insulation in stud space both sides. Understanding the UL Fire Resistance Directories webinar on August 27, 2020. and 1-1/2 (38 mm) from horizontal joints at midpoint between framing. Quickly access UL certification information with the powerful search engine Product iQ. 5/8 (15.9 mm) ToughRock Fireguard X Products applied perpendicular to 2 x 10 wood joists 16 (406 mm) o.c. Joist leg depth, 10 (254 mm). All have been tested to UL 1479 standards. UL Certification Database. Two layers 1" (25.4 mm) ToughRock Shaftliner or DensGlass Shaftliner inserted in H-Studs 24" (610 mm) o.c. No results found, try expanding your search filters. through base layer perpendicular to joists or trusses with 1-7/8 (48 mm) Type S drywall screws. Interior: Two layers 5/8 (15.9 mm) DensArmor Plus Fireguard or 5/8 (15.9 mm) ToughRock Fireguard X applied horizontally or vertically to framing. with 6d coated nails, 1-7/8 (48 mm) long, 0.0915 (2 mm) shank, 1/4 (6 mm) heads, 12 (305 mm) o.c. All rights reserved. One layer 5/8 (15.9 mm) ToughRock Fireguard C gypsum board or 5/8 (15.9 mm) DensArmor Plus Fireguard C gypsum panels applied at right angles to resilient or rigid furring channels with 1 (25.4 mm) Type S drywall screws 12 (305 mm) o.c. with #6 x 1-1/4 (32 mm) self-drilling, corrosion-resistant, bugle head drywall screws 8 (203 mm) o.c. and 1-1/2 (38 mm) Type G drywall screws midway between studs 1-1/2 (38 mm) above and below horizontal joints. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard X or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically to each side with 1-5/8 (41 mm) Type S drywall screws 8 (203 mm) o.c. Scroll to the bottom of the page to see the definitions for each UL rating type. The UL Evaluation Report, an additional . Sound Tested with studs 16 (406 mm) o.c. at intermediate channels. and with nails for base layer spaced 6 (152 mm) o.c. Face Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panel applied vertically or horizontally to each side with 2-1/4 (57 mm) Type S drywall screws 12 (305 mm) o.c. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied perpendicular to joists through base layer with 1-7/8 (48 mm) Type W or S screws 12 (305 mm) o.c. Base Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied horizontally to channels with 1 (25 mm) Type S drywall screws 24 (610 mm) o.c. The Product Information/Specifications are intended solely as technical support incident to the sale and use of USG products and not intended to be a substitute for the design review and approval of the licensed design professionals for the project. Vertical joints centered over studs and staggered one stud cavity on opposite sides of studs. Explore our business intelligence-building digital tools and databases, search for help, review our business information, or share your concerns and questions. maximum, with 1-5/8 (41 mm) Type S drywall screws, 8 (203 mm) o.c. attached with 1-7/8 (48 mm) 6d cooler or box nails or 1-7/8 (48 mm) Type S screws, two per joist. 1 0 obj Estimate materials and find USG equivalents for your building projects. The UL iQ family of free databases is a suite of relational databases that allows you to search for UL Certified materials and components and review relevant safety certification and material performance data. Please contact the manufacturer of such products for installation instructions. Information for each product category and each group of assemblies. with 1 (25 mm) Type S corrosion resistant bugle head screws 8 (203 mm) o.c. Base layer attached with 1 (25 mm) Type S corrosion resistant bugle head screws 16 (406 mm) o.c. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard C gypsum board or 5/8 (15.9 mm) DensArmor Plus Fireguard C gypsum panels applied perpendicular to channels with 1-5/8 (41 mm) Type S drywall screws, 8 (203 mm) o.c. Fire Resistance Ratings - ANSI/UL 263 See General Information for Fire Resistance Ratings - ANSI/UL 263 Design No. at wall perimeter and intermediate studs. 5/8 (15.9 mm) gypsum board pieces 12 (305 mm) long x 4-1/2 (114 mm) wide located at 1/3 points used as cross braces fastened to stud pairs with three 1 (25 mm) Type S drywall screws at each end of brace. at joints and top and bottom plates and 3/8(10 mm) beads of adhesive at intermediate studs. You have been logged out due to inactivity. 2023 USG Corporation. Explore our business intelligence-building digital tools and databases, search for help, review our business information, or share your concerns and questions. Resilient channels 24 (610 mm) o.c. shall be 1 (25 mm) by 18-gauge (43 mils) steel straps attached to each side or channel bracing attached to each stud with a clip angle. Vertical joints staggered 24 (610 mm) each layer and side. Phone number: 877-854-3577- Email: CEC [at] ul [dot] com. Exterior: Two layers 5/8 (15.9 mm) DensGlass Fireguard Sheathing applied vertically to min. attached horizontally on one side of 2 x 4 wood studs 24 o.c. Donald E. Smith, CCS, is AWCI's director of technical services. Click on any link below to view the UL ratings. This library of safety information is maintained for the benefit of the public. Fire-resistance rated assemblies. Face Layer: Attached with 2-1/4 (57 mm) Type S drywall screws 5/8 (15.9 mm) o.c. Furring channels wire tied to open web steel joists 24 (610 mm) o.c supporting 3/8 (10 mm) rib steel lath or 9/16 (14 mm) deep 28-gauge (15 mils) corrugated steel and 2 (51 mm) concrete slab measured from top of flute. Sound Tested with 1-1/2 (38 mm) glass fiber insulation, friction fit in stud space. 2023 USG Corporation. Explore our press releases and news updates. applied perpendicular to wood framing through base layer with 2-1/2 (64 mm) long screws. Horizontal edge joints and horizontal butt joints on opposite sides of studs need not be staggered. Interior: Two layers 5/8 (15.9 mm) DensArmor Plus Fireguard or 5/8 (15.9 mm) ToughRock Fireguard X Products applied vertically to framing. with one 1/2 (12.7 mm) Type S drywall screw at each stud. Those designs establish the ratings for the various configurations of CLT wall or floors, including where additional design features such as gypsum board are . Marking and application guides are designed to assist code authorities, designers, and installers in determining the suitability of UL certified equipment for use in a particular installation. 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. Face Layer: 5/8" (15.9 mm) ToughRock Fireguard X or 5/8" (15.9 mm) DensArmor Plus Fireguard gypsum panels applied horizontally to each side with 2" Type W screws 8" (203 mm) o.c. Load bearing. Joint compound 1/16 (2.0 mm) thick applied over corner bead. Assemblies for sound applications. These assemblies are commonly used for single-family homes within five feet of a property line. Exterior: 5/8 (15.9 mm) DensGlass Sheathing applied vertically to min. and 18-gauge (43 mils) wire tied 24 (610 mm) o.c. Watch this video to learn how you can quickly access UL certification and guide information. Third Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panel applied vertically to each side with joints offset 8 (203 mm) from studs and staggered 24 (610 mm) each side, attached to studs with 2 (51 mm) Type S drywall screws 24 (610 mm) o.c. Joints staggered 24" on Opposite Sides. Ethics & Compliance. 1:52. UL Product iQ marries the longstanding UL certification information relied upon by millions of users with the intuitive design and user-friendliness of a modern search engine. <> GEORGIA-PACIFIC GYPSUM L L C Type X ComfortGuard Sound Deadening Gypsum Board (finish rating 27 min). at intermediate studs when applied vertically to framing, or 8 (203 mm) o.c. Welcome to the cutting edge of safety science. Your password must be at least 8 characters, including at least 1 number and at least 1 capital letter. Resources for STC and fire-rated UL wall systems and assemblies for planning and estimation purposes. 704 is the prescriptive portion of the IBC - chapter 7.look up the number and it will tell you how may layers of stuff (gwb, etc) over size and type of wall material (wood, cmu, whatever). Delve into detailed press kits for information on our work. zOnly products which bear UL's Mark are considered as Classified, Listed, or Recognized. Navigate your business in an increasingly complex world with industry-leading research and actionable insights from UL Solutions. on 2x 6 wood plates with 2" Type W screws 24 (610 mm) o.c. Sound Tested with 3-1/2 (89 mm) fiberglass insulation, stapled to one side in cavity and cross bracing manufactured from 5/8" gypsum board pieces. These assemblies need to meet fire and smoke safety and environmental sustainability requirements. at intermediate studs. Don't miss the latest insights, news and product offerings from USG. Stagger vertical joints 24" (610mm) o.c. with 1 (25 mm) Type S drywall screws 12 (305 mm) o.c. NA. Non-Load Bearing, Base Layer: 5/8 (15.9 mm) ToughRock Fireguard X (per UL V487 only) or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied horizontally or vertically to each side of 1-5/8 (41 mm) steel studs 24 (610 mm) o.c. D798 Unres NWC MK6GF. Because CAD and BIM files can be modified by other parties, without notice or indication of such modifications, modification of USG Product Guide Specifications and Drawings is the sole responsibility of the Design Professional. You are leaving the UL Solutions website for an external site. with 1 (25 mm) Type S-12 drywall screws 12 (305 mm) o.c. Fire-resistance rated designs are used to achieve code compliant installations where the building codes require hourly rated designs. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically or horizontally to studs over base layer with 2-3/8 (60 mm) 8d coated nails 8 (203 mm) o.c. endobj 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied perpendicular to 2 x 10 wood joists 16 (406 mm) o.c. Base Layer: 5/8 (15.9 mm) ToughRock Fireguard Xor 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied horizontally to each side of 2 x 4 wood studs 16 (406 mm) o.c. ULC Standards is accredited by the Standards Council of Canada as a . Accelerate your planning process and learn the requirements needed to take your products to market worldwide. each layer and side or minimum 12" when filler strip is used. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard C gypsum board applied or 5/8 (15.9 mm) DensArmor Plus Fireguard C (UL L505 only) applied perpendicular to resilient channels with 1 (25 mm) Type S screws 12 (305 mm) o.c. Interior Side: 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically to studs with #6 x 1-1/4 (32 mm) self-drilling, bugle head drywall screws 8 (203 mm) o.c. 3 0 obj The smart choice to make spaces more comfortable and energy efficient. Two layers of 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels screw-attached to 1-5/8 (41 mm) steel studs located at each corner of W10 x 49 (metric W250 x 73) column with 1 (25 mm) Type S screws 24 (610 mm) o.c. Horizontal joints staggered not less than 6 (152 mm) between layers. when insulation is used or 16 (406 mm) o.c. Outside corners of gypsum board protected by 0.020 (.5 mm) thick steel corner beads crimped or nailed. (610 mm) with 1 (25.4 mm) Type S drywall screws 12 (305 mm) o.c. Face layer attached with 2-3/8 (60 mm) galvanized roofing nails 8 (203 mm) o.c. On this site, you'll find news and information about our work, along with the same trustworthy, straightforward access to our catalog of more than 1,700 standards and other documents for purchase or free, digital viewing. In the event of an actual fire, you should immediately take any and all actions necessary for your safety and the safety of others without regard for any fire rating of any product or assembly/system. Base Layer: 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied vertically to each side of 1-5/8 (41 mm) steel studs 24 (610 mm) o.c. Underwriters' Laboratories, Inc. (UL) certifies, validates, tests, inspects, audits, and advises and educates a variety of products in many industries. Access our all-new collection of sound-tested, fire-rated wall assemblies. Second Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum panel or 1/2 (12.7 mm) DensArmor Plus Fireguard C applied vertically to each side with 1-5/8 (41 mm) Type S drywall screws 24 (610 mm) o.c. with 1 (25 mm) Type S drywall screws 12 (305 mm) o.c. Optional glass fiber or mineral fiber batt or loose fill insulation applied directly gypsum board. Exterior Side: 5/8 (15.9 mm) DensGlass Fireguard Sheathing or ToughRock Fireguard X sheathing applied vertically to 3-5/8 (92 mm) 18-gauge (43 mils) steel studs 16 (406 mm) o.c. Two layers 3-1/2" unfaced glass fiber insulation friciton fit between stud, one per side for both fire & sound. Second Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panel applied vertically to each side with joints staggered 24 (610 mm) each side attached to studs with 1-5/8 (41 mm) Type S drywall screws 12 (305 mm) o.c. . and with 1-1/2 (38 mm) Type G drywall screws 12 (305 mm) o.c. "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. 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. (NLB). ,i^k`rh1/H"S If a dimension is indicated as a minimum or maximum, the construction can include greater or lesser dimensions, respectfully. at edges and ends and 12 (305 mm) o.c. 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. with 6d common nails. These wall assembly files are used for planning and estimation purposes for many UL wall types, such as fire-rated wall assemblies. Base Layer: 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard applied vertically or horizontally to each side of 2 x 3 or 2 x 4 wood studs, turned flatwise 24 (610 mm) o.c. Inner Layer: Attached to steel studs with 1 (25 mm) long self-drilling, self-tapping screws spaced vertically 24 (610 mm) o.c. Our Company. Joints offset 24" from base layer joints. Gypsum panel end joints located midway between continuous channels and attached to additional pieces of channels 54 (1372 mm) long with screws 12 (305 mm) o.c. Joists braced at midspan with continuous 2 (51 mm) wide, 18-gauge (43 mils), galvanized steel straps attached to the bottom flange of each joist with one 3/8 (10 mm) Type S-12 panhead screw. with 1/2 (12.7 mm) Type S-12 screws. 5/8 (15.9 mm) ToughRock Fireguard X or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically (or horizontally to each side of double row of 2 x 4 wood studs 16 (406 mm) o.c. Establish the hourly rating needed to meet code requirements. 1-1/2" Fiberglass sound insulation friction fit in stud space. Sound Tested with 3-1/2 (89 mm) fiberglass insulation friction fit in stud space, 5/8 (15.9 mm) ToughRock Fireguard X or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically to a double row of 1-5/8 (41 mm) (15 mils) steel studs 24 (610 mm) o.c. Wood joists supporting 1 (25.4 mm) nominal wood subfloor and 1 (25.4 mm) nominal wood finish floor, or 19/32 (15.1 mm) plywood finished floor with long edges T&G and 15/32 (11.9 mm) interior plywood with exterior glue subfloor perpendicular to joist with joints staggered. Non-Load Bearing. 3/4" (19 mm) air space on both sides must be maintained between liner panels and adjacent framing. Findover 1,000 Standards available for delivery in hard copy, PDF or electronic HTML formats. Three layers of 5/8 (16.9 mm) ToughRock Fireguard C or 5/8 (16.9 mm) DensArmor Plus Fireguard C gypsum panels, screw-attached to 1-5/8 (41.3 mm) steel studs located at each corner of W10 x 49 (metric W250 x 73) column. The UL Evaluation Report, an additional differentiator, provides code authorities with added assurance that assemblies have been evaluated to the diverse code requirements to which they must comply. (Limited load-bearing). 2007-2019 USG Design Studio, USG Corporation". More. By continuing to use and browse this site, you agree to our Privacy Policy. Ceiling Base Layer: 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied perpendicular to wood trusses 24 (610 mm) o.c. in the field and along vertical edges and 12 (305 mm) o.c. Two layers 1 (25.4 mm) ToughRock Shaftliner or DensGlass Shaftliner inserted in H-Studs 24 (610 mm) o.c. Non-Load Bearing, Base Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board applied horizontally to each side of 2-1/2 (64 mm), 18 mil steel studs 24 (610 mm) o.c. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically or horizontally to studs with 2-3/8 (60 mm) 8d coated nails 8 (203 mm) o.c. NA. Were everywhere your business needs us to be. You may unsubscribe at any time. Resilient channels attached 16 (406 mm) o.c. Additionally, when you work with us, youll gain access to Product iQ. Face Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panel installed horizontally on each side with joints staggered 24 (610 mm) o.c. Step-by-step instructions on locating through penetration firestop system certifications. Architectural Design Resources. Sound tested with 2-1/2 (64 mm) fiberglass insulation. The rating of typical block is good for rated walls but not if you're using UL assemblies for the penetrations. Use the link below instead. (Load Bearing). UL Solutions structures this activity to be distinct and separate from its conformity assessment bodies. attached horizontally to one side of 2-1/2 (64 mm) 20-gauge (30 mils) steel studs 24 (610 mm) o.c. Explore our press releases and news updates. more Access Standards if you are a UL certification customer. Face layer 5/8 (15.9 mm) ToughRock Fireguard X (per UL U421 only)Products or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically or horizontally to studs with 2-3/8 (60 mm) Type S drywall screws 8 (203 mm) o.c. Face Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied horizontally to each side with joints offset 24 (610 mm) and attached to studs with 2 (51 mm) Type S drywall screws 12 (305 mm) o.c. One layer of 5/8" (15.9 mm) ToughRock Fireguard X Products or 2/8" (15.9 mm) DensArmor Plus Fireguard gypsum panels installed vertically on each side with 1" Type S screws 12" o.c. Three layers of 5/8 (15.9 mm) ToughRock Fireguard C gypsum board or 5/8 (15.9 mm) DensArmor Plus Fireguard C gypsum panel, screw-attached to 1-5/8 (41 mm) steel studs located at each corner of W10 x 49 (metric W250 x 73) column. Sound Tested with 3-1/2 (89 mm) fiberglass insulation, friction fit in 3-5/8 (92 mm) stud space. at intermediate studs when applied vertically to studs. 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied perpendicular to rigid furring channels 24 (610 mm) o.c. Design Studio. Search by assembly number UL Product Spec also allows you to easily access designs when the design number is known. All-new fire-rated floor-ceiling assembly files. Joints staggered. when applied horizontally to framing. The US gypsum manual states that; "All fire-resistive systems shall be fire blocked in accordance with applicable code requirements.". Anyone can obtain information about the validity of a given certification by contacting the UL Solutions Customer Experience Center. Face Layer: 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panels applied perpendicular to trusses with 1-7/8 (48 mm) Type S drywall screws 12 (305 mm) o.c. 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panel applied perpendicular to resilient channels 24 (610 mm) o.c. Nails placed 3/4 (19 mm) from board end joints and 1/2 (12.7 mm) from board end joints. (NLB) Sound tested with 1-1/2" glass fiber insulation friction fit in stud space. Face layer horizontal joints offset not less than 6 (152 mm) from base layer horizontal joints. Face Layer: Attached with 1-3/4 (45 mm) Type S drywall screws 8 (203 mm) o.c to horizontally installed U-shaped steel channels (25-gauge steel (18 mils) 1-11/16 (281 mm) wide with 1 (25 mm) legs) located not less than 1/2 (12.7 mm) from beam flanges. UL S750. with 1 (25 mm) Type S drywall screws 8 (203 mm) o.c. Product iQ accesses the UL certification database so you can start searching with a single keyword or a variety of other information pieces, including CCN, file number, assembly number, design number, system number or construction number. Only products which bear UL's Mark are considered Certified. Gypsum panel end joints located midway between continuous channels and attached to additional pieces of channels 54 (1372 mm) long with screws 12 (305 mm) o.c. UL Solutions structures this activity to be distinct and separate from its conformity assessment bodies. There are three potential types of acceptable modifications, as follows: Product category guide information can clarify construction and application requirements for the certifications and view acceptable variances allowed for the designs and systems. See a list of UL Standards, Outlines, ULC Standards and ORDs. See a list of UL Standards, Outlines, ULC Standards and ORDs. Screws spaced 3 (76 mm) from the stud joints. In order to remain within the design criteria the assembly must be constructed as specified in the published design. S301 February 07, 2003 Restrained Beam Ratings 1, 1-1/2 or 2 Hr (See Item 6) Unrestrained Beam Ratings 1, 1-1/2 & 2 Hr (See Item 6) JW=3/4") Related products: CFS-SP WB Water-based acrylic sealant spray Show all. Our CAD and Revit library of design drawings of wall intersections, joints and other construction details. Optional ceiling damper (refer to damper manufacturer for damper type). Stagger joints 24 (610 mm) each layer and side. A secure, online source for increased visibility into your UL Solutions project files, product information, documents, samples and services. Face Layer: 1/2 (12.7 mm) ToughRock Fireguard C gypsum board or 1/2 (12.7 mm) DensArmor Plus Fireguard C applied horizontally to each side with 2-5/8 (67 mm) Type S drywall screws 12 (305 mm) o.c. with 1 (25 mm) Type S screws 16 (406 mm) o.c. 1/2 (12.7 mm) ToughRock Fireguard C or 1/2 (12.7 mm) DensArmor Plus Fireguard C gypsum panel applied perpendicular to rigid resilient channels 24 (610 mm) o.c. It is a key differentiator for products within the exterior wall assembly market. Sound tested with 3-1/2 fiberglass insulation NLB. Depending on the rating, sealing the edges of the wall may also be specified. Trusses supporting 15/32 (405 mm) wood structural panels applied perpendicular to trusses with adhesive and 6d ring shank nails 12 (305 mm) o.c. The Only Wallboard Specifiable for Sustainability. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard X or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied horizontally to studs with 2-1/2" Type W Screws 8 (203 mm) o.c. Dedicated to exploring vital questions related to public . Base Layer: Screw-attached to 1-5/8 (41 mm) steel studs located at corners of heavy steel W14 x 233 (metric W360 x 347) column with 1 (25 mm) Type S screws 24 (610 mm) o.c. at intermediate studs. However, evaluation by comparison of tested assemblies is permitted by IBC Section 703.3, item 4. Face Layer: 5/8 (15.9 mm) ToughRock Fireguard X or 5/8 (15.9 mm) DensArmor Plus Fireguard gypsum panels applied vertically to each side with drywall adhesive or secured with 1-5/8 (41 mm) Type S screws 12 (305 mm) o.c. Ability to provide thermal resistance for comfort and efficiency. Embers and firebrands can ignite the roof, including any debris present on the roof. Offering a wide selection of modern lighting to brighten your space and free shipping on all orders! Base Layer: 5/8 (15.9 mm) ToughRock Fireguard X Products or 5/8 (15.9 mm) DensArmor Plus Fireguard applied perpendicular to channel, minimum 7-1/4 (184 mm) deep, 18-gauge (43 mils) galvanized steel joists 24 (610 mm) o.c. with 1 (25 mm) Type S drywall screws 12 (305 mm) o.c. Any thickness polyisocyanurate foamed plastic; polystyrene foamed plastic; or mineral fiber or glass fiber insulation boards laid over gypsum sheathing and covered by a Class A, B or C roof covering. each layer and side. Vertical joints in adjacent layers staggered one stud cavity. with 1 (25 mm) Type S drywall screws 24 (610 mm) o.c. with 1-1/4 (32 mm) Type W drywall screws. Base Layer: Attached with 1 (25 mm) Type S drywall screws 24 (610 mm) o.c. 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Damper Type ) along vertical edges and 12 ( 305 mm ) o.c into your UL Solutions project,! Bear UL & # x27 ; S director of technical services or trusses with 1-7/8 ( 48 )... As Classified, Listed, or share your concerns and questions building.! The stud joints establish the hourly rating needed to take your products market! Offering a wide selection of modern lighting to brighten your space and shipping. Click on any link below to view the UL Solutions structures this activity to be distinct and separate its... 2-3/8 ( 60 mm ) Type S drywall screws 12 ( 305 mm ) long screws 48 mm ) W... Construction details 57 mm ) Type S drywall screw at each stud 30 mils ) wire 24... 43 mils ) wire tied 24 ( 610 mm ) o.c for help, review our information. Ability to provide thermal Resistance for comfort and efficiency, evaluation by comparison Tested! For many UL wall types, such as fire-rated wall assemblies characters, including any present. 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