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. U466

October 02, 2019

Nonbearing Wall Rating — 1 HR.

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

    1. Floor and Ceiling Runner — (Not Shown) — Channel-shaped runners, min 1-5/8 in. wide by 1 in. deep fabricated from 25 MSG galv steel. Attached to floor and ceiling with fasteners, 24 in. OC, max.
    1A. Framing Members* — Floor and Ceiling Runner — Not Shown — In lieu of Item 1 — For use with Item 2A, proprietary channel shaped runners, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    CALIFORNIA EXPANDED METAL PRODUCTS COViper20™ Track


    MARINO/WARE, DIV OF WARE INDUSTRIES INCViper20™ Track


    FUSION BUILDING PRODUCTSViper20™ Track


    IMPERIAL MANUFACTURING GROUP INCViper20™ Track


    1B. Framing Members* — Floor and Ceiling Runners — Not Shown — In lieu of Item 1 — For use with Item 2B, channel shaped runners, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced max 24 in. OC.

    CLARKDIETRICH BUILDING SYSTEMSCD ProTRAK


    DMFCWBS L L CProTRAK


    MBA METAL FRAMINGProTRAK


    RAM SALES L L CRam ProTRAK


    STEEL STRUCTURAL PRODUCTS L L CTri-S ProTRAK


    1C. Framing Members* — Floor and Ceiling Runner — Not Shown — In lieu of Item 1 — For use with Item 2C, proprietary channel shaped runners, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    TELLING INDUSTRIES L L CViper20™ Track


    1D. Framing Members* — Floor and Ceiling Runners — Not Shown — In lieu of Item 1 — For use with Item 2D, channel shaped runners, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced max 24 in. OC.

    TELLING INDUSTRIES L L CTRUE-TRACK™


    1E. Framing Members* — Floor and Ceiling Runners — Not Shown — In lieu of Item 1 — For use with Item 2F, channel shaped runners, 1-1/4 in. deep by min 3-1/2 in. wide fabricated from min 0.018 in. thick galv steel, attached to floor and ceiling with fasteners spaced max 24 in. OC.

    STEEL INVESTMENT GROUP L L CAlphaTRAK


    1F. Framing Members* — Floor and Ceiling Runner — Not Shown — In lieu of Item 1 — For use with Item 2G, proprietary channel shaped runners, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.020 in. thick galv steel, attached to floor and ceiling with fasteners spaced 24 in. OC max.

    CRACO MFG INCSmartTrack20™


    2. Studs — Channel-shaped, 1-5/8 in. wide by 1-1/4 in. deep with 1/4 in. folded back return flange legs. Fabricated from 25 MSG galv steel. Max stud spacing 24 in. OC.
    2A. Framing Members* — Steel Studs — Not Shown — In lieu of Item 2 — For use with Item 1A, proprietary channel shaped steel studs, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.018 in. thick galv steel. Studs 3/8 in. less in lengths than assembly heights. Max stud spacing 24 in. OC.

    CALIFORNIA EXPANDED METAL PRODUCTS COViper20™


    MARINO/WARE, DIV OF WARE INDUSTRIES INCViper20™


    FUSION BUILDING PRODUCTSViper20™


    IMPERIAL MANUFACTURING GROUP INCViper20™


    2B. Framing Members* — Steel Studs — As an alternate to Item 2 — For use with Item 1B, channel shaped studs, min 2-1/2 in. wide fabricated from min 0.018 in. thick galv steel, spaced a max of 24 in. OC. Studs to be cut 1/2 in. less than assembly height.

    CLARKDIETRICH BUILDING SYSTEMSCD ProSTUD


    DMFCWBS L L CProSTUD


    MBA METAL FRAMINGProSTUD


    RAM SALES L L CRam ProSTUD


    STEEL STRUCTURAL PRODUCTS L L CTri-S ProSTUD


    2C. Framing Members* — Steel Studs — Not Shown — In lieu of Item 2 — For use with Item 1C, proprietary channel shaped steel studs, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.020 in. thick galv steel. Studs 3/8 in. less in lengths than assembly heights. Max stud spacing 24 in. OC.

    TELLING INDUSTRIES L L CViper20™


    2D. Framing Members* — Steel Studs — As an alternate to Item 2 — For use with Item 1D, channel shaped studs, min 2-1/2 in. wide fabricated from min 0.018 in. thick galv steel, spaced a max of 24 in. OC. Studs to be cut 1/2 in. less than assembly height.

    TELLING INDUSTRIES L L CTRUE-STUD™


    2E. Framing Members* — Steel Studs — As an alternate to Item 2 — For use with Item 1A (3-5/8 in. wide track), channel shaped studs, fabricated from min 25 MSG corrosion-protected steel, 1-1/4 in. wide by min 3-5/8 in. deep, spaced a max of 24 in. OC. Studs to be cut 3/8 to 3/4 in. less than assembly height.

    MARINO/WARE, DIV OF WARE INDUSTRIES INCStudRite™


    2F. Framing Members* — Steel Studs — As an alternate to Item 2 — For use with Item 1E, channel shaped studs, min 3-1/2 in. wide fabricated from min 0.018 in. thick galv steel, spaced a max of 24 in. OC. Studs to be cut 1/2 in. less than assembly height.

    STEEL INVESTMENT GROUP L L CAlphaSTUD


    2G. Framing Members* — Steel Studs — Not Shown — In lieu of Item 2 — For use with Item 1A, proprietary channel shaped steel studs, 1-1/4 in. deep by min 1-5/8 in. wide fabricated from min 0.020 in. thick galv steel. Studs 3/8 in. less in lengths than assembly heights. Max stud spacing 24 in. OC.

    CRACO MFG INCSmartStud20™


    3. Bracing — Two Types — Cut from steel runners or studs, cavity width. Fastened with two 1/2 in. long, Type S steel screws in each stud, space braces max 48 in. OC. As an alternate bracing cut from gypsum board, length equal to stud cavity width and 6 in. wide. Fasten with two 1 in. long, Type S steel screws (1-1/4 in. long if Item 5A is used) in each stud, space braces max 48 in. OC.
    4. Batts and Blankets* — (Optional) — Mineral wool or glass fiber batts, partially or completely filling stud cavity.

      See Batts and Blankets (BZJZ) category for names of manufacturers.

    4A. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 4) — (100% Borate Formulation) — Spray applied cellulose material. The fiber is applied with water to completely fill the enclosed cavity in accordance with the application instructions supplied with the product with a nominal dry density of 2.7 lb/ft3. Alternate Application Method: The fiber is applied without water or adhesive at a nominal dry density of 3.5 lb/ft3, in accordance with the application instructions supplied with the product.

    U S GREENFIBER L L CINS735, INS745 and INS750LD use with wet or dry application. INS765LD and INS773LD are to be used for dry application only.


    4B. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 4) and Item 4A — Spray applied cellulose insulation material. The fiber is applied with water to interior surfaces in accordance with the application instructions supplied with the product. Applied to completely fill the enclosed cavity. Minimum dry density of 4.3 pounds per cubic ft.

    NU-WOOL CO INC Cellulose Insulation


    4C. Fiber, Sprayed* — As an alternate to Batts and Blankets (Item 4) — Spray applied cellulose fiber. The fiber is applied with water to completely fill the enclosed cavity in accordance with the application instructions supplied with the product. The minimum dry density shall be 4.30 lbs/ft3.

    INTERNATIONAL CELLULOSE CORPCelbar-RL


    4D. Batts and Blankets* — For use with Item 5J. Placed in stud cavities, any min. 3-1/2 in. thick glass fiber insulation bearing the UL Classification Marking as to Surface Burning Characteristics and/or Fire Resistance. See Batts and Blankets (BKNV or BZJZ) Categories for names of Classified companies.
    5. Gypsum Board* — 5/8 in. thick. Screw attached on single layer side with 1 in. long, Type S steel screws spaced 12 in. OC. Gypsum board on double layer side, base layer attached with 1 in. long, Type S steel screws spaced 24 in. OC, face layer attached with 1-5/8 in. long, Type S steel screws spaced 12 in. OC. Gypsum board joints oriented vertical or horizontal, with or without offset. Butt joints located over studs.

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


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


    BEIJING NEW BUILDING MATERIALS PUBLIC LTD CO Type DBX-1.


    CERTAINTEED GYPSUM INC Types EGRG, GlasRoc, GlasRoc-2, or Type C.


    CGC INCTypes AR, C, IP-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX, USGX, WRC or WRX (Joint tape and compound, Item 6, optional for use with Type USGX).


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


    GEORGIA-PACIFIC GYPSUM L L CTypes 5, C, DAPC, TG-C, Type X, Veneer Plaster Base-Type X, Water Rated-Type X, Sheathing Type-X, Soffit-Type X, GreenGlass Type X, 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, Type DGG, Type DAP, Type DS.


    NATIONAL GYPSUM COTypes eXP-C, FSK, FSK-C, FSMR-C, FSW, FSW-3, FSW-5, FSW-6, FSW-8, FSL or FSW-C.


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


    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMType C, PG-11, PG-C, PGS-WRS.


    PANEL REY S ATypes GREX, GRIX, PRX, RHX, MDX, ETX.


    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.


    UNITED STATES GYPSUM COType AR, C, FRX-G, IP-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX, WRC, WRX, USGX (Joint tape and compound, Item 6, optional for use with Type USGX)


    USG BORAL DRYWALL SFZ LLCTypes C, SCX, USGX (Joint tape and compound, Item 6, optional for use with Type USGX)


    USG MEXICO S A DE C VType AR, C, IP-AR, IP-X1, IP-X2, IPC-AR, SCX, SHX, USGX, WRC or WRX (Joint tape and compound, Item 6, optional for use with Type USGX).


    5A. Gypsum Board* — (As an alternate to Item 5) — Nom 3/4 in. thick, installed as described in Item 5 with screw length increased to 1-1/4 in. for base layer and 2-1/4 in. for face layer.

    CGC INCTypes AR, IP-AR


    UNITED STATES GYPSUM COTypes AR, IP-AR.


    USG MEXICO S A DE C VTypes AR, IP-AR.


    5B. Gypsum Board* — (As an alternate to Items 5 and 5A) — 5/8 in. thick, 2 ft wide, tongue and groove edge, applied horizontally to one side of the assembly (as the outer layer on the two layer side). Secured as described in Item 5. Joint covering (Item 6) not required.

    CGC INC Type SHX.


    UNITED STATES GYPSUM COType SHX.


    USG MEXICO S A DE C V Type SHX.


    5C. Gypsum Board* — (As an alternate to Items 5 through 5B) — Fastened as described in Item 5. 5/8 in. thick, 4 ft. wide, paper surfaced, applied vertically only.

    GEORGIA-PACIFIC GYPSUM L L CType X ComfortGuard Sound Deadening Gypsum Board


    NATIONAL GYPSUM COType SBWB


    5D. Gypsum Board* — (As an alternate to Items 5 through 5C) — Nominal 5/8 in. thick, 4 ft wide panels, applied vertically only and secured as described in Item 5.

    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMType QuietRock ES.


    5E. Gypsum Board* — (As an alternate to Items 5 through 5D) — Fastened as described in Item 5. 5/8 in. thick, 4 ft. wide, paper surfaced, applied vertically or horizontally.

    CERTAINTEED GYPSUM INCType SilentFX


    5F. Gypsum Board* — (As an alternate to Item 5, not for use with Items 1B and 2B) — Nom. 5/8 in. thick gypsum panels with beveled, square or tapered edges installed as described in Item 5.

    CGC INCType ULX


    UNITED STATES GYPSUM COType ULX


    USG MEXICO S A DE C VType ULX


    5G. Gypsum Board* — (As an alternate to Item 5) — 5/8 in. thick, 4 ft. wide, applied vertically with vertical joints centered over studs and staggered one stud cavity on opposite sides of studs. Secured as described in Item 5.

    CERTAINTEED GYPSUM INC5/8" Easi-Lite Type X


    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


    THAI GYPSUM PRODUCTS PCLType X


    5H. Gypsum Board* — (As an alternate to 5/8 in. Type FSW in Item 5) — Nom. 5/16 in. thick gypsum panels applied vertically or horizontally. Two layers of 5/16 in. for every single layer of 5/8 in. gypsum board described in Item 5. Horizontal joints on the same side need not be staggered. Inner layer of each double 5/16 in. layer attached with fasteners, as described in item 5, spaced 24 in. OC. Outer layer of each double 5/16 in. layer attached per Item 5.

    NATIONAL GYPSUM COType FSW.


    5I. Wall and Partition Facings and Accessories* — (As an alternate to Items 5 through 5G) — Nominal 5/8 in. thick, 4 ft wide panels, applied vertically only and secured as described in Item 5.

    PABCO BUILDING PRODUCTS L L C, DBA PABCO GYPSUMType QuietRock 527.


    5J. Gypsum Board* — For use with Item 4D, Batts and Blankets* — 5/8 in. thick. Installed as described in Item 5

    UNITED STATES GYPSUM COType ULIX


    6. Joint Tape and Compound — Vinyl, dry or premixed joint compound, applied in two coats to joints and screw heads; paper tape, 2 in. wide, embedded in first layer of compound over all joints. As an alternate, nominal 3/32 in. thick gypsum veneer plaster may be applied to the entire surface of classified veneer base board. Joints reinforced.
    7. Caulking and Sealants* — (Optional, Not Shown) — A bead of acoustical sealant applied around the partition perimeter for sound control.

    UNITED STATES GYPSUM COType AS.


    * 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 2019-10-02
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