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Ul design number u338

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  • UL recommends that you contact the gypsum board manufacturers listed in the design to see if they have performed this test. UL D301. N708 August 13, 2015 Restrained Beam Ratings — 1, 2, 3 and 4 Hr. Features Quickly Connects a SATA and/or IDE Drive to Your Computer’s USB Port This USB-A to SATA/IDE Adapter connects a 2. com. OC with 6d cement coated nails, 1-7/8 in. In most cases, 5 mm is the minimum size of the enhanced UL Mark, provided that the enhanced Mark text is legible; the minimum allowable size for the smart UL Mark is 13 mm. The folloowing docum ment provides information to support thhese statements. Fire Resistance Design Manual (GA-600)2, published by the Gypsum Association (GA) Fire Resistance Directory3, published by Underwriters Laboratories, Inc. ULC Standard CAN-ULC-338-2023 Edition 2 Published Date: July 17, 2023 SCC Approved: July 17, 2023. 2 hours. We can assist in sustaining best practices across your organization and value network. www. deep (min), 1-1/4 *Bearing the UL Classification Marking UL FIRE RATED PAGE 1 OF 1 Design No. 120. 47. or 600 mm OC. Gypsum Board* — Any 1/2 in. 125 in. PDF. with 6d cement coated nails, 1-7/8 1 1 hr. Nom. OC with 6d cement coated nails, Additionally, a UL® Certificate is delivered to the job site so that the contractor can make it available to local building officials. Ratings — 1, 1-1/2, 2, 3 and 4 Hr (See Item 2) Steel Column — See table below for minimum sizes. 9 mm) ToughRock® Fireguard X® or 5/8” (15. This link provides information on construction details, including clarifications and permitted variations. V340: This assembly allows for 2x4 wall construction and is fire-resistance-rated for 1 hour from both sides. OC with 6d cement-coated nails, 1-7/8 in. Both ULC and cUL Desiigns meet thee requirementts of CAN/ULCC‐S101. U348(1 Hour Wall; Fire-Rated from Inside Only) Commonly used in Type V load-bearing exterior walls. U305, I notice there are certain items that have an asterisks “*” following the item description. Reference U305 (bearing wall) Item #2, V438 (nonbearing wall) Item #8 and W469 (bearing wall) Item #9: “Paper tape and joint compound may be omitted when gypsum panels are supplied with a square Oct 6, 2020 · Design No. Many UL designs have load restrictions—a matter of great importance and potential liability for engineers of record (EORs), who, in accordance with several building codes and the UL Fire-Resistance Rating Directory, are responsible for Fire Rating. g. STC Rating - 62 (See Item 7) This design was evaluated using a load design method other than the Limit States Design Method (e. 1. V438 - Fire Resistance Ratings - ANSI/UL 263. Aug 5, 2020 · Design No. One WTCA Center An informational series designed to 6300 Enterprise Lane • Madison, WI 53719 address the issues and questions 608/274-4849 • 608/274-3329 (fax) faced by professionals in the www. U348 (stucco): This assembly is used with stucco and is fire-resistance-rated for 1 hour from both sides. These UL assemblies are commonly used for single-family homes within close proximity of a property line. thick oriented strand board (OSB) or 15/32 in. 5- or 5. SUBJECT: GlasRoc® Sheathing and GlasRoc®Sheathing Type X. or 3 Area Separation Wall - Wood Stud (Non-Load-Bearing) 2. For jurisdictions employing the Limit States Wood Truss Council of America Truss Technology IN BUILDING. UL U408. U349 (2-Hour Wall; fire-rated from inside) Commonly used in Type III load-bearing exterior walls; Reduces dead load and wall thickness versus common alternatives; Reduces labor costs and construction time; Provides better substrate for securely fastening exterior facing; Allows fiberglass insulation (less expensive than mineral wool) Sep 23, 2020 · Gypsum Board* — Any 5/8 in. Mar 3, 2015 · The ULC listed Design Oxxx in Figure 1 is an example of a specific assembly tested to the requirements for a fire-resistant design by ULC for conformity with NBC. Acceptable colors for printed UL Marks are black and white. Abstract. Find and download resources for STC rated wall assemblies for your construction project. It includes the flexibility to search by product name, master format number, related installation code section, keywords and other terms. LP FlameBlock sheathing has the versatility to be used inType II, III and V construction, and is a listed component in fire-ratedinterior wall assemblies, exterior wall assemblies and roof deck applications. L501, G512 or U305 — Nom. * Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such as Canada), respectively. Using LP FlameBlock sheathing in fire-rated wall assemblies can provide more flexibility in design of wall openings as well as more options in framing and bracing to meet structural requirements. GlasRoc Sheathing is also referred to as GlasRoc® or EGRG, when provided in a 1/2 inch thickness. (See Items 5A, 5B, 6) This design was evaluated using a load design method other than the Limit States Design Method (e. It features 40- and 44-pin IDE ports, as well as 7-pin SATA data and 15-pin SATA power (via adapter cable) connectors. Concrete and Steel Floor Units - Mineral and Fiber Boards. thick 100 1-1/2 hr 2 layers, 1/2 in Interior Panel – Type X gypsum panel is UL and ULC classified; has fiberglass mat facings on front and back for superior resistance to moisture and mold. For more information on the use of these designs, see Guide Information for Fire-Resistance Ratings - UL 263 (BXUV). Manufacturers tell us what test to perform and most do not require this test; therefore, very few designs include this information. The majority of stud manufacturers and ASTM C645 use a 3/16-inch lip flange. 4-3/4". It combines flame-spread and burn-through resistance that helps you meet code and give your customers peace of mind. Our Standards Catalog provides a list of UL Standards, Outlines, ULC Standards and ORDs that can be searched and then purchased on our Standards Sales Site. Concrete and Steel Floor Units - Gypsum Board. X790 October 09, 2019 Ratings — 1, 1-1/2, 2, 3 and 4 Hr. Cookies on UL Solutions. For the design in question, UL405, you will see from the description below that the stud has a 1/4-inch lip flange. 5-, 3. est. (1. USG Panels USG Panels USG Panels UL Design Number UL Design Number UL Design Number G503, G531, L501, L508, N501, N502, N505, P515, P516, U026, U301, U302, U303, U304, U305, U308, U314, U321, U329, U338, U342, MODEL NUMBER: U338-06N Connects a SATA or IDE (PATA) hard drive to your laptop or computer’s USB port for extra storage, quick disk formatting and fast data transfer. Submittal data - UL Design U438 - 2 Hour Wall Assembly - Please note that Data Sheets may contain multiple products and sizes, not all of which may have been approved for the UL Standard. D798 Unres NWC All. 2. The STC rating can be found in the heading of the design. —face layer att with 8d ctd nails 8 o. Find required Certified ICC and UL evaluation reports for National Gypsum products and systems assemblies. (248. For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See For the stud the important item is the flange lip. 33. 5/8” (15. Yes. V314 December 23, 2014 Bearing Wall Rating — 2 Hr (EXPOSED TO FIRE ON INTERIOR FACE ONLY) Finish Rating — 54 min Mar 16, 2023 · Design No. Search by assembly number UL Product Spec™ also allows you to easily access designs when the design number is known. 1 Hour. May 5, 2020 · Design No. Dedicated to exploring vital questions related to public safety, we sense and act on risks to humanity and our planet. PRC. Ul Design U338 Whether you're aiming to add a personal touch to your house or merely want to make it feel more inviting, there are numerous style ideas you can utilize to improve your area. 875 in. 25-inch SATA or IDE hard drive to an Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire-rated ceiling assembly. ASC STEEL DECK - FLOOR DECK - UNDERWRITERS LABORATORIES (UL) FIRE RESISTANCE UL Design Number Minimum Beam or Joist Unrestrained Assembly Rating8 Minimum Concrete Reinforcing Fire Proofing2 On Restrained Assembly Rating8 Concrete CF 1 3 ⁄ 8 Deck3 Smooth Series TM Beam Deck Option Note UL Design Number Thickness Type BH-36 BHN-36 BHN-35 1 ⁄ 4 UL Design No. info. Unrestrained Beam Ratings — 1, 1-1/2, 2, 3 and 4 Hr. Question: When I look at certain UL Certifications (designs), such as the fire-resistance-rated wall design BXUV. 8 mm. fire rating based on UL Only products which bear UL's Mark are considered Certified. Have a Question About Assemblies? Call: 1-800-USG-4YOU We would like to show you a description here but the site won’t allow us. Fire Rating. The included PC Clone EX Lite software allows for easy backup and restoration of files, and quickly transfers data between connected devices. For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See Sep 4, 2015 · Choosing appropriate UL designs. Find UL Design U438 - 2 Hour Wall Assembly with a complete list of qualifying products on BuildSite. Cut to lengths 3/4 in. Stag Wd Stud—2 layers 5/8 SHEETROCK Brand 47TL-69-211 K gypsum panels, FIRECODE C core—2 x 4 16 o. D798 Unres NWC MK6GF. The link at the top of each design entitled "See General Information for Fire-resistance Ratings - UL 263" should be consulted. Revit PDF. 1 hours. (non load-bearing). 0 SuperSpeed to Serial ATA (SATA) and IDE Adapter for 2. Interior Partition - Steel Stud (Non-Load-Bearing) Fire Rating. U327 August 19, 2020 Bearing Wall Rating — 1 Hr Finished Rating — 23 Min This design was evaluated using a load design method other than the Limit States Design Method (e. . thick 100 1 hr 1 layer, 5/8 in. Explore code-compliant fire-rated assemblies that can be used with LP FlameBlock sheathing below. c. U465 February 13, 2023 Nonbearing Wall Rating — 1 HR. For jurisdictions employing the Limit States Feb 1, 2024 · See General Information for Fire-resistance Ratings - ANSI/UL 263 Certified for United States. ULC, annd cUL ‐ Firre Resistannce Designs for Canaada. shank diam and Sep 23, 2020 · Gypsum Board* — (As an alternate to Item 2) — Any 5/8 in. Oct 7, 2020 · Gypsum Board* — Any 5/8 in. Any 5/8 in. Fire-Rated Wall Assemblies. U305 October 06, 2020 Bearing Wall Rating — 1 Hr Finish Rating — See Items 3, 3A, 3D, 3E, 3F, 3G, 3H, 3J and 3L. 5 in. woodtruss. Floor and Ceiling Runners — (Not Shown) — Channel shaped runners, 3-5/8 in. For example, Item 3 shows “Gypsum Board 4300 West Cypress Street, Suite 500 Tampa, FL 33607. The itemized product descriptions indicate if fire taping is required. 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 Fire-resistance rating: The period of time a building element, component or assembly maintains the ability to confine a fire, continues to perform a given structural function, or both, as determined by the tests, or the methods based on tests, prescribed in Section 703. com building construction process. Visit UL U305 on the UL website. U906. UL Research Institutes is a leading independent safety science organization with global reach. 9 mm) 4’ (1219 mm) 8’ to 12’ (2438 mm to 3658 mm) • C 1658, C 1177, C 1396 (moisture resistance) and C 630 DensArmor Plus® Fireguard C® Interior Panel – Aug 19, 2020 · Design No. jwarren. Visit UL U301 on the UL website. P522 May 05, 2020 Unrestrained Assembly Rating — 1 Hr Finish Rating — 25 Min (See Items 3 or 3A ) This design was evaluated using a load design method other than the Limit States Design Method (e. Gypsum board with beveled, square, or tapered edges. U419 August 05, 2020 Nonbearing Wall Ratings — 1, 2, 3 or 4 Hr (See Items 4 & 5 through 5J) * Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such as Canada), respectively. V314 is Hoover’s proprietary 2-hour bearing wall assembly that requires exclusive use of PyroGuard™ fire-retardant-treated lumber and plywood in the assembly. 8 in. Our comprehensive services include certification of personnel, products, facilities, processes and systems to applicable standards and requirements. Question Mar 10, 2020 · Q&A: UL Critical Component Identification In Fire Resistance-rated Designs. long with 1/4 in. UL Design No. – joints finished – 2 precast normal weight (J502) or lightweight (UL Des J503 See General Information for Fire-resistance Ratings - ANSI/UL 263 Certified for United States Design Criteria and Allowable Variances See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada Design Criteria and Allowable Variances Design No. , Working Stress Design Method). This design was evaluated using a load design method other than the Limit States Design Method (e. Product Thickness. com • wtca@woodtruss. Jul 17, 2023 · VEHICLE THEFT DETERRENT EQUIPMENT AND SYSTEMS: ELECTRONIC IMMOBILIZATION SYSTEM AND AFTERMARKET INSTALLATION REQUIREMENTS. Assembly Construction. X515. STRENGTH. by Eric Montplaisir, PE. NA. With one layer of 5/8" gypsum on each side, it has a 1-hour rating. Visit UL U419 on the UL website. More. U438 Fe b r u a r y 1 , 2 0 2 4 Nonbearing Wall Rating — 2 HR. 25 MSG galv steel. May 20, 2020. Summary of Topics. Gypsum Board* — Any 5/8 in. Design No. Sound Tested with 2”x 4” stud wall with 1/2” (12. Westbrook Block prides itself on manufacturing UL® Fire-Rated CMU that can be integrated into the design assemblies pictured below. For some holographic labels and some very small products, the UL Mark will be smaller. The submarine was laid down on 4 April 1941 at the Nordseewerke yard at Emden, launched on 20 April 1942, and commissioned on 25 June 1942 under the command of Oberleutnant zur See Manfred Kinzel. wide, applied vertically, and nailed to studs and bearing plates 7 in. The addition of wood structural panels in fire rated gypsum board wall assemblies is permitted as follows: Wood structural panels that are 4 ft. 0915 in. Jun 30, 2020 · Design No. Nom 5/8 in. Substitutions are not permit-ted. 7 mm) Fire-Shield C Gypsum Wallboard or 37 NGC 4042 32 66 GA FC 5410 1/2" (12. For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See Jun 23, 2011 · • 5/8 SHEETROCK Brand FIRECODE C Core Gypsum UL Des J502, Panels J503 – metal furring channel 24 o. thick, 4 ft wide, applied vertically and nailed to studs and bearing plates 7 in. D798 Unres LWC Z106HY. Finish Rating — 26 Min. Oct 6, 2020 · Design No. thick gypsum board. Only products which bear UL's Mark are considered Certified. CAD/Revit & Acoustics. 3/4 e DC Horizontal Section Min. G551 June 30, 2020 Unrestrained Assembly Rating - 1 or 2 Hr. 53. Mineral and Fiber Boards — Boards cut in various widths to be compatible with the size column being protected. Non-Load Restricted. 3 of the 2018 International Residential Code (IRC), and as a fire wall when required by Section 706 of the 2018 International Aug 19, 2020 · Design No. Photo courtesy Bigstock. Review each design to find the most appropriate one. U334 August 19, 2020 Bearing Wall Rating — 2 HR. Steel Studs — "C­T" or "C­H" shaped studs 1­5/8 in. 9 mm) DensArmor Plus® Fireguard® gypsum panels applied vertically or horizontally to each side of 2” x 3” or 2” x 4” wood studs, turned flatwise 24” (610 mm) o. 2. Wood-Framed Wall. sbcmag. December 07, 2001. Finish Rating — See Item 2 This design was evaluated using a load design method other than the Limit States Design Method (e. certainteed. UL D501. For jurisdictions employing the Limit States Anyone can obtain information about the validity of a given certification by contacting the UL Customer Experience Center. For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See Design No. thick UL Classified Gypsum Board that is eligible for use in Design Nos. UL D798. —perim caulked—joints fin—UL Des U342 wt. Created Date. For jurisdictions employing Many engineers, product developers, architects and other professionals upgrade their accounts to enjoy the ability to: Start exploring Product iQ today! You can obtain information about the validity of a given certification by contacting the UL Solutions Customer Experience Center. X313. 25 in. U344 October 07, 2020 Bearing Wall Rating — 1 Hr. For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See The U338-06N accepts SATA III (6 Gbps), SATA II (3 Gbps) and SATA I (1. Many of the UL tested designs are reproduced in the product literature of companies whose products are certified to be listed in the assemblies. 2x6 studs at 24˝o. Nom 1/2 in. UL U338 (see Figure 2), that is used in this situation. thick gypsum board, paper or vinyl faced with beveled, square, tapered or rounded edges. 13 2 hr. —perim caulked —joints fin—est. Since 1894, our trusted research has engaged the ingenuity of top minds across scientific disciplines to engineer a safer and more The U338-000 works with 64- and 32-bit Windows and Mac OSX operating systems. Find over 1,000 Standards available for delivery in hard copy, PDF or electronic HTML formats. The thickness and number of layers and percent of design load for the 45 min, 1 hr, 1-1/2 hr, and 2 hr ratings are as follows: Wallboard Protection on Each Side of Wall Rating No. September 4, 2015. STC Rating - 56 (See Item 9) This design was evaluated using a load design method other than the Limit States Design Method (e. System Thickness. 5/8˝type x gypsum 2-sided lp ® flameblock sheathing v337 2-hour either side 2x4 studs at 16˝o. long, 0. L501, G512 or U305. 3/4˝stucco mineral wool insulation 2x6 studs at 16˝o. Technical Resources. 2-1/2" NWC, Fluted. 5 Gbps) drives for sharing large files, such as music and video, at speeds up to 5 Gbps. Finish Rating — 66 Min. thick. See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada. on 2 x 6 com plate—base layer att with 6d ctd nails 6 o. 49. The following information will help ensure that your project is building code compliant. (UL). LP® FlameBlock® Fire-Rated Sheathing is a component of 1- and 2-hour fire-rated wall assemblies. thick 4 ft wide. (406 mm). thick UL Classified Gypsum Board that is eligible for use in Design No. u901 x902 u904 u905 u906 u910 u912 u913 u914 Oct 7, 2020 · Design No. Boards placed parallel with the flange of the columns are cut the width of the flange. Phone number: 877-854-3577- Email: CEC [at] ul [dot] com. Dec 2, 2019 · Q: Can you explain the concept behind the wall assemblies described by UL Fire Resistance Wall Design Nos. Design Criteria and Allowable Variances Design No. wide, minimum 7/16 in. U340 March 16, 2023 Bearing Wall Rating — 1 Hr. BXUV - Fire Resistance Ratings - ANSI/UL 263 Certified for United States BXUV7 - Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada See General Information for Fire-resistance Ratings - ANSI/UL 263 Certified for United States Design Criteria and Allowable Variances You have been logged out. Applied in layers as noted in the above illustrations. 2­1/2 in. 97 MB RVT) CAD. 75 in. Breakaway clip facings and height of wall differ between UL Design U373 and WHI GP/WA 120-04. Download product data and MSDS here. We can help you identify and close regulatory gaps, confirm compliance, and maintain your certifications. For jurisdictions employing the Limit States Design Method, such as Canada, a load restriction factor shall be used — See UL Design No. Finish Rating — See Items 2, 2A and 2B This design was evaluated using a load design method other than the Limit States Design Method (e. diam head. 6. You have been logged out due to inactivity Feb 9, 2021 · This document is intended to aid in the design of various wood-frame walls and wood-frame floor/ceiling assemblies, where such assemblies are required by code to be fire-resistance-rated. com Pamela. Gypsum board nailed to each stud 7 in. thick, 4 ft. One great method to include personality to your home is by including your favorite colors into the design. Author. Weyerhauser I-Joist Evaluation Report ESR-1153-23. 2 and R302. Hourly These wall assembly files are used for planning and estimation purposes for many UL wall types, such as fire-rated wall assemblies. 3 (IBC) Other Definitions. Depending on the application, wall assemblies may need to be fire-resistance-rated for exposure from either one side or both sides. BXUV ­ Fire­resistance Ratings ­ ANSI/UL 263 See General Information for Fire­resistance Ratings ­ ANSI/UL 263 Design No. of Layers & Thkns of Panel % of Design Load 45 Min 1 layer, 1/2 in. 05 KB PDF) REVIT. Created Date: 1/31/2012 9:50:21 AM Sep 23, 2020 · be installed horizontally. German submarine U-338 was a Type VIIC U-boat of Nazi Germany 's Kriegsmarine during World War II. UL design L522 permits option of floor topping over plywood. nails 8 o. U309 October 06, 2020 Bearing Wall Rating — 1 Hr. Design Criteria and Allowable Variances. Find resources and details for UL rated wall systems with the required STC and fire ratings for your project. 3/18/2016 8:05:02 AM. 4. Each UL design outlines the required components and acceptable alternatives. and UL Fire Ratings The following table lists the USG panels that are appropriate to use for different UL fire-resistive Designs. or 5/8 in. UL L522 1/2" (12. When implemented in the construction exactly as it is laid out in the design’s description, it will provide a one-hour fire resistance rating—the supporting data has been collected—based on the required testing standards. wide by min. USG Panels USG Panels USG Panels UL Design Number UL Design Number UL Design Number G503, G531, L501, L508, N501, N502, N505, P515, P516, U026, U301, U302, U303, U304, U305, U308, U314, U321, U329, U338, U342, Gypsum Board* — Any 1/2 in. SCAFCO STEEL STUD MANUFACTURING CO — I­Stud Shaftwall Steel Framing System. Why UL Solutions for fire resistance testing The UL Certification Mark on fire resistant products, systems and assemblies is relied on by code enforcement officials and buyers to provide confidence that criteria. 2A. BXUV. The U338-000 supports drives up to 4TB. 7 mm) Fire-Shield C Kal-Kore plaster base nail NGC 5032A attached to 2 x 10 (38 mm x 241 mm) wood joists spaced NGC 5033 16" o. deep, fabricated from min. Bothh are equally aaccepted in Canada byy all Provinciaal and Territoorial Jurisdictions. Agency Related for National Gypsum - Fire-Rated Assemblies - UL Listed e2XP Sheathing Exterior Partitions - Steel Framing and Wood Framing Keywords: National Gypsum, Fire-Rated Assemblies - UL Listed e2XP Sheathing Exterior Partitions - Steel Framing and Wood Framing, Agency Related Created Date: 5/29/2012 7:23:09 PM 1 Halifax bomber shot down. 5/8 in. 40. U301 October 06, 2020 Bearing Wall Rating — 2 Hr. Shinkoda@saint-gobain. We would like to show you a description here but the site won’t allow us. UL Wall Assemblies. Jun 4, 2021 · Design Your Own; Competitor Cross Reference Product Status Current Model Number: U338-000 USB 3. To my knowledge no one produces a stud with a 1/4-inch lip flange. The thickness, number of layers and method of attachment of the wallboard for usg panels usg panels ul design number ul design number ul u026 u301 u302 u303 u304 u305 u308 u314 u321 u329 u338 u342 ul wall assemblies fire rated wall designs Jul 13, 2023 · NA. Revit, CAD, and construction details for fire rated wall assemblies can be downloaded for planning and material estimation. OC. Phone number: 1-877-854-3577 — Email: [email protected] Shop UL Standards. L501, G 512 or U305. Gypsum board applied horizontally or vertically, unless specified below, and nailed to studs and bearing plates 7 in. System STC. When floor-ceiling assemblies are used to plot our UL floor-ceiling assemblies and fire-rated floor assemblies, you can ensure the accuracy of your next project. Carries design values for load/span and shear that are superior to fire-retardant treated wood structural panels of the same thickness. UL Type. less than floor to ceiling height and spaced 24 in. U336, U347, U366, U373, U375 and U388? A: This series of designs is intended for use as townhouse or duplex separations as required by Sections R302. thick UL Classified Gypsum Board that is eligible for use in Design Nos. 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. with 1-7/8” (48 mm) 6d cement coated nails 7” (178 mm) o. UL Design No. 5. Though a summary description of this assembly can be seen in the document, the building designer should also see a more detailed description on Support Docs at www. Have a Question About Assemblies? Call: 1-800-USG-4YOU. cq us og on wi du ka yd tr ci