FIRE-RESISTANCE DESIGN

Assembly Usage Disclaimer

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

See General Information for Fire Resistance Ratings - CAN/ULC-S101 Certified for Canada
Design Criteria and Allowable Variances

Design No. V463

May 22, 2019

Nonbearing Wall Rating — 1 hr and 2 hrs (see items 3, 3A, 3B and 3C)

* Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such as Canada), respectively.

    1. Steel Floor and Ceiling Runners — (Not Shown) — Min. 3-5/8 in. wide by 1-1/4 in. deep channel, fabricated from minimum 25 MSG (0.022 in., minimum bare metal thickness) galvanized steel. Attached to the supporting structure with fasteners 2 ft OC. Configurations B and C shall utilize two, separate tracks along the floor and ceiling. Track(s) width to accommodate stud(s) width.
    1A. Steel Floor and Ceiling Runners — (Not shown) - as an alternate to item 1 - for use with Item 2A - 3-5/8, 4 or 6 in. wide by 1-1/4 in. deep channels, depending on steel stud width (item 2A). Attached to the supporting structure with fasteners 2 ft OC.

    SCAFCO STEEL STUD MANUFACTURING COType SoundGuard Framing System


    1B. Steel Floor and Ceiling Runners — (Not shown) - as an alternate to item 1 - for use with Item 2B - 3-5/8 in., 4 in., or 6 in. wide by 1-1/4 in. deep channels, depending on steel stud width (Item 2B). Attached to the supporting structure with fasteners 2 ft OC.

    MARINO/WARE, DIV OF WARE INDUSTRIES INCType SoundGuard Framing System


    2. Steel Studs — Nominal 1-1/2 in. by 3-1/2 in., spaced 2 ft OC maximum, fabricated from minimum 25 MSG (0.022 in., minimum bare metal thickness) galvanized steel. Studs attached to floor and ceiling runners with 3/8 in. No. 6, steel screws on both sides of the studs. For locations that are not accessible for mechanical fastening, the flange of the stud shall be fastened to the track by tack welding.
    2A. Steel Studs — As an alternate to Item 2 - for use with Item 1 or 1A. - Double row of min. 1-5/8 in. wide by min. 1-1/4 in. deep studs, separated by 3/8 in. foam spacers (3-5/8 in. total width) or 3/4 in. foam spacers (4 in. total width) or double row of min. 2-1/2 in. wide by min. 1-1/4 in. deep stud, separated by 1 in. foam spacers (6 in. total width). Studs attached to floor and ceiling runners with 3/8 in. No. 6, steel screws on both sides of the studs. For locations that are not accessible for mechanical fastening, the flange of the stud shall be fastened to the track by tack welding.

    SCAFCO STEEL STUD MANUFACTURING COType SoundGuard Framing System


    2B. Steel Studs — As an alternate to Item 2 - for use with Item 1B. Double row of min. 1-5/8 in. wide studs separated by 3/8 in. foam spacers (3-5/8 in. total width), or 3/4 in. foam spacers (4 in. total width), or double row of min. 2-1/2 in. wide studs, separated by 1 in. foam spacers (6 in. total width), or double row of min. 1-5/8 in. wide studs, separated by 1 in. foam spacers (6 in. total width). Studs attached to floor and ceiling runners with 3/8 in. No. 6, steel screws on both sides of the studs. For locations that are not accessible for mechanical fastening, the flange of the stud shall be fastened to the track by tack welding.

    MARINO/WARE, DIV OF WARE INDUSTRIES INCType SoundGuard Framing System


    3. Gypsum Board* — For 1 hour rating only - Nominal 5/8 in. thick, 4 ft wide panels, applied vertically to studs and runners with 1-1/4 in. long, No. 6, Type S screws spaced at 8 in. OC along the perimeter of the panels and 12 in. OC in the field. Vertical joints centered over studs and staggered one stud cavity on opposite sides of stud. Horizontal joints of vertically applied panels to be staggered 4 ft on opposite sides of the wall.

    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMQuietRock ES


    3A. Wall and Partition Facings and Accessories* — (As an alternate to Item 3) — For 1 hour rating only - Nominal 5/8 in. thick, 4 ft wide panels, applied vertically to studs and runners with 1-1/4 in. long, No. 6, Type S screws spaced at 8 in. OC along the perimeter of the panels and 12 in. OC in the field. Vertical joints centered over studs and staggered one stud cavity on opposite sides of stud. Horizontal joints of vertically applied panels to be staggered 4 ft on opposite sides of the wall. Horizontal joints of vertically applied QuietRock 527 and QuietRock 528 panels need not be backed.

    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMQuietRock 527, QuietRock 528, QuietRock 530.


    3B. Gypsum Board* — For 1 hr rating only - Any 5/8 in. thick UL Classified Gypsum Board that is eligible for use in Design Nos. L501, G512 or U305. (As an alternate to Items 3 and 3A; on only one side of the assembly, for use only in Configuration A, when the studs are spaced 16 in. or 24 in. OC) — Nominal 5/8 in. thick, 4 ft wide, applied vertically to studs and runners with 1-1/4 in. long, No. 6, Type S screws spaced at 8 in. OC along the perimeter of the panels and 12 in. OC in the field. Vertical joints centered over studs and staggered one stud cavity on opposite sides of stud. Horizontal joints of vertically applied panels to be staggered 4 ft on opposite sides of the wall. Horizontal joints of vertically applied panels need not be backed.

    CABOT MANUFACTURING ULC (View Classification)CKNX.R25370


    AMERICAN GYPSUM CO (View Classification)CKNX.R14196


    BEIJING NEW BUILDING MATERIALS PUBLIC LTD CO (View Classification)CKNX.R19374


    CERTAINTEED GYPSUM INC (View Classification)CKNX.R3660


    CGC INC (View Classification)CKNX.R19751


    GEORGIA-PACIFIC GYPSUM L L C (View Classification)CKNX.R2717


    CONTINENTAL BUILDING PRODUCTS OPERATING CO, L L C (View Classification)CKNX.R18482


    LOADMASTER SYSTEMS INC (View Classification)CKNX.R11809


    NATIONAL GYPSUM CO (View Classification)CKNX.R3501


    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUM (View Classification)CKNX.R7094


    PANEL REY S A (View Classification)CKNX.R21796


    SIAM GYPSUM INDUSTRY (SARABURI) CO LTD (View Classification)CKNX.R19262


    GEORGIA-PACIFIC GYPSUM L L C (View Classification)CKNX.R6937


    THAI GYPSUM PRODUCTS PCL (View Classification)CKNX.R27517


    UNITED STATES GYPSUM CO (View Classification)CKNX.R1319


    USG MEXICO S A DE C V (View Classification)CKNX.R16089


    3C. Gypsum Board* — Used in lieu of items 3, 3A and/or 3B - for two hour rating - Two layers of 5/8 in. thick gypsum panels applied vertically to both sides of the assembly. Inner layer attached to studs with 1 in. long Type S steel screws spaced 16 in. OC in the field and along the vertical edges. Outer layer attached to the studs over the inner layer with 1-5/8 in. long Type S steel screws spaced 16 in. OC in the field and along the vertical edges and 12 in. OC to the floor and ceiling runners. Vertical joints centered over studs and staggered one stud cavity on opposite sides of studs and in adjacent layers.

    CABOT MANUFACTURING ULCType X, 5/8 Type X, Type Blueglass Exterior Sheathing


    AMERICAN GYPSUM COTypes AG-C, AGX-1, M-Glass, AGX-11, LightRoc


    BEIJING NEW BUILDING MATERIALS PUBLIC LTD COType DBX-1


    CERTAINTEED GYPSUM INCTypes 1, FRPC, EGRG, GlasRoc, GlasRoc-2, Type X, Type X-1, Type C, or 5/8" Easi-Lite Type X


    CONTINENTAL BUILDING PRODUCTS OPERATING CO, L L CTypes LGFC2A, LGFC6A, LGFC-C/A, LGFC-WD, LGLLX, CLLX


    GEORGIA-PACIFIC GYPSUM L L CTypes 5, 6, 9, C, DAP, DD, DA, DAPC, DGG, DS, GPFS6, LS, TG-C, Type X, Veneer Plaster Base-Type X, Water Rated-Type X, Sheathing Type-X, Soffit-Type X, GreenGlass Type X, Type X ComfortGuard Sound Deadening Gypsum Board, Type LWX, Veneer Plaster Base-Type LWX, Water Rated-Type LWX, Sheathing Type-LWX, Soffit-Type LWX, Type DGLW, Water Rated-Type DGLW, Sheathing Type- DGLW, Soffit-Type DGLW, Type LW2X, Veneer Plaster Base - Type LW2X, Water Rated - Type LW2X, Sheathing - Type LW2X, Soffit - Type LW2X, Type DGL2W, Water Rated - Type DGL2W, Sheathing - Type DGL2W


    NATIONAL GYPSUM COType eXP-C, FSL, FSW, FSK, FSW-3, FSW-5, FSW-G, FSK-G, FSW-6, FSW-8, FSW-C, FSMR-C, FSK-C, SoundBreak XP Type X Gypsum Board


    NATIONAL GYPSUM CORiyadh, Saudi Arabia — Type FR, or WR


    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMType C, PG-3, PG-5, PG-9, PG-11, PG-C, PGS-WRS


    PANEL REY S ATypes GREX, PRX, RHX, MDX, ETX, PRC or PRC2


    SAINT-GOBAIN GYPROC MIDDLE EAST FZEType Gyproc FireStop, Gyproc FireStop MR, Gyproc FireStop M2TECH, Gyproc FireStop ACTIV'Air, Gyproc FireStop MR ACTIV'Air, Gyproc FireStop M2TECH ACTIV'Air, Gyproc DuraLine, Gyproc DuraLine MR, Gyproc DuraLine M2TECH, Gyproc DuraLine ACTIV'Air, Gyproc DuraLine MR ACTIV'Air, Gyproc DuraLine M2TECH ACTIV'Air


    SIAM GYPSUM INDUSTRY (SARABURI) CO LTDType EX-1


    THAI GYPSUM PRODUCTS PCLType C or Type X


    UNITED STATES GYPSUM COType AR, C, FRX-G, IP-AR, IP-X1, IP-X2, IPC-AR, SCX, SGX, SHX, ULIX, USGX, WRC, WRX


    USG BORAL DRYWALL SFZ LLCTypes C, SCX, SGX, USGX


    USG MEXICO S A DE C VType AR, C, IP-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX, USGX, WRC or WRX


    4. Batts and Blankets* — (Optional for 2 hour rating) - UL Classified glass fiber insulation with or without kraft paper facing, nominal 3-1/2 in. thick, nominal density of 0.95 pcf, friction fit between studs to completely fill the stud cavities.

    See Batts and Blankets (BKNV and/or BZJZ) Categories for names of Classified Companies.

    5. Joints and Screwheads — Joint compound applied in two coats to joints and screw heads. Paper tape, nominal 2 in. wide, embedded in first layer of compound over all joints.

    * Indicates such products shall bear the UL or cUL Certification Mark for jurisdictions employing the UL or cUL Certification (such as Canada), respectively.

Last Updated on 2019-05-22
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