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. V454

July 11, 2018

Bearing and Non-Bearing Wall Rating - 1 Hr (See Item 5B)

* 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 Tracks — Top and bottom tracks of wall assemblies shall consist of steel members, min No. 20 MSG (0.0329 in., min bare metal thickness) steel or min No. 20 GSG (0.036 in. thick) galv steel or No. 20 MSG (0.033 in. thick) primed steel, that provide a sound structural connection between steel studs, and to adjacent assemblies such as a floor, ceiling, and/or other walls. Attached to floor and ceiling assemblies with steel fasteners spaced not greater than 24 in. O.C.
    2. Steel Studs — Corrosion protected steel studs, min No. 20 MSG (0.0329 in., min bare metal thickness) steel or min 3- 1/2 in. wide, min No. 20 GSG (0.036 in. thick) galv steel or No. 20 MSG (0.033 in. thick) primed steel, cold formed, shall be designed in accordance with the current edition of the Specification for the Design of Cold-Formed Steel Structural Members by the American Iron and Steel Institute. All design details enhancing the structural integrity of the wall assembly, including the axial design load of the studs, shall be as specified by the steel stud designer and/or producer, and shall meet the requirements of all applicable local code agencies. The max stud spacing of wall assemblies shall not exceed 24 in. OC. Studs attached to floor and ceiling tracks with 1/2 in. long Type S-12 steel screws on both sides of studs or by welded or bolted connections designed in accordance with the AISI specifications.
    3. Lateral Support Members — (Not Shown) — Where required for lateral support of studs, support may be provided by means of steel straps, channels or other similar means as specified in the design of a particular steel stud wall system.
    4. Gypsum Board* — Any 5/8 in. thick UL Classified Gypsum Board that is eligible for use in Design Nos. L501, G512 or U305. Nom 5/8 in. thick, 4 ft wide. Gypsum board applied vertically with joints centered over studs. Fastened to both sides of the steel studs with 1 in. long Type S self-drilling, self-tapping steel screws spaced 8 in. OC along the edges and 12 in. OC in the field of the board.

    ACADIA DRYWALL SUPPLIES LTD (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


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


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


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


    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


    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


    5. Batts and Blankets* — (Optional) — Any glass fiber or mineral wool batt material bearing the UL Classification Marking as to Fire Resistance, of a thickness to completely fill stud cavity.

    See Batts and Blankets* (BZJZ) category for names of Classified companies.

    5A. Foamed Plastic* — As an alternate to Item 5 — Optional — Finished spray polyurethane foam plastic formed from Voracor CE 3019 or Dow 3019 Isocyanate Component (Part A) and Voracor CY 3049 STYROFOAM™ RS 2060 Polyol, or STYROFOAM™ CM 2060 Polyol Resin Component (Part B) maximum thickness of 1-1/2 in., spray-applied in the steel cavity against the gypsum board on the exterior side of the wall.

    THE DOW CHEMICAL CO — Types Voracor CE 3019 or Dow 3019 Isocyanate Component (Part A) and Voracor CY 3049 STYROFOAM™ RS 2060 Polyol, or STYROFOAM™ CM 2060 Polyol Resin Component (Part B).


    5B. Foamed Plastic* — As an alternate to Item 5 - Spray applied, foamed plastic insulation, at any thickness from partial fill to completely filling stud cavity.

    BASF CORP — Enertite® NM, Enertite® G, Spraytite® 178, Comfort Foam® 178, Spraytite® 81206, Walltite® 200, Walltite® US, Walltite® US-N, Spraytite® 158, Comfort Foam® 158, and Spraytite® 81205


      a. For Use in Bearing Walls — Enertite® NM, Enertite® G, Spraytite® 178, Comfort Foam® 178, Spraytite® 81206, Walltite® 200, Walltite® US and Walltite® US-N
      b. For Use in Non-Bearing Walls — Enertite® NM, Enertite® G, Spraytite® 178, Comfort Foam® 178, Spraytite® 81206, Walltite® 200, Walltite® US, Walltite® US-N, Spraytite® 158, Comfort Foam® 158, and Spraytite® 81205
    5C. Foamed Plastic* — As an alternate to Item 5 — Spray applied, foamed plastic insulation, at any thickness from partial fill to completely filling stud cavity.

    NCFI POLYURETHANES — NCFI 11-016, NCFI 11-017


    6. Vapor Barrier — (Optional, not shown) — 4 mil min polyethylene installed between steel studs and gypsum wallboard.
    7. Foamed Plastic* — Max 4-1/2 in. thick rigid polystyrene insulation attached through the gypsum board to the studs with Type S-12 wafer head steel screws spaced 12 in. OC. Length of screws to be such that they engage with studs minimum 1/2 in.

    ATLAS EPS, DIV OF ATLAS ROOFING CORP — Type ThermalStar


    OWENS CORNING SCIENCE AND TECHNOLOGY, LLC — Foamular Extruded Polystyrene


    THE DOW CHEMICAL CO — Type STYROFOAM.


    BASF CORP STYRENIC FOAMS DIV — Neopor "F" Series


    7A. Foamed Plastic* — (As an alternate to Item 7) — Max 4 in. thick rigid polyisocyanurate insulation attached through the gypsum board to the studs with min 4-1/2 in. long Type S-12 wafer head steel screws spaced 12 in. OC.

    THE DOW CHEMICAL CO — Type Thermax Sheathing, Thermax Light Duty Insulation, Thermax Heavy Duty Insulation, Thermax Metal Building Board, Thermax White Finish Insulation, Thermax ci Exterior Insulation, Thermax XARMOR ci Exterior Insulation, Thermax IH Insulation, Thermax Plus Liner Panel, Thermax Heavy Duty Plus (HDP) and TUFF-R™ ci Insulation


    7B. Foamed Plastic* — (As an alternate to Item 7) — Max 4 in. thick rigid polyisocyanurate insulation attached through the gypsum board to the studs with min 4-1/2 in. long Type S-12 wafer head steel screws spaced 12 in. OC.

    ATLAS ROOFING CORP — "EnergyShield Pro Wall Insulation", "EnergyShield Pro 2 Wall Insulation", EnergyShield CGF Pro and EnergyShield Ply Pro


    CARLISLE COATINGS & WATERPROOFING INC — Type R2+ SHEATHE


    FIRESTONE BUILDING PRODUCTS CO L L C — "Enverge™ CI Foil Exterior Wall Insulation" and "Enverge™ CI Glass Exterior Wall Insulation"


    HUNTER PANELS — Type Xci-Class A, Xci 286, "Xci CG", "Xci Foil", "Xci CG NH", "Xci Foil NH"


    RMAX OPERATING L L C — "TSX-8500", "TSX-8510", "Thermasheath-XP", "ECOMAXci", "Thermasheath-3", "Durasheath-3"


    7C. Construction Tape or Sealant — (Optional, Not Shown) — Min 2 in. wide plastic tape placed over joints of foamed plastic on exterior surface of wall or sealant placed within the joints of the foamed plastic.
    7D. Foamed Plastic* — (As an alternate to Item 7) — Spray applied, foamed plastic insulation spray applied between Item 4 (Gypsum Board) and Item 10 (Exterior Facings), having a 1 in. min air space.

    BASF CORP — SPRAYTITE® 178 Series; SPRAYTIE® 81206 Series; WALLTITE® 200, WALLTITE® US Series; WALLTITE® US-N Series


    7E. Building Units* — (As an alternate to Item 7) — Max 4 in. thick rigid polyisocyanurate composite insulation attached through the gypsum board to the studs with min 4-1/2 in. long Type S-12 wafer head steel screws spaced 12 in. OC.

    HUNTER PANELS — Type "Xci NB" and "Xci Ply


    RMAX OPERATING L L C — "Thermasheath-SI", "ECOBASEci", "ThermaBase-CI"


    7F. Foamed Plastic* — (As an alternate to Item 7) — Spray applied, foamed plastic insulation spray applied between Item 4 (Gypsum Board) and Item 10 (Exterior Facings), having a 1 in. min air space.

    NCFI POLYURETHANES — NCFI 11-016, NCFI 11-017


    8. Wall Anchor Ties — Wall anchors attached to steel studs with self-drilling, self-tapping steel screws, of sufficient length to penetrate steel studs a min. of 1/2 in. spaced max 24 in. OC. For use with Item 10H.
    9. Vapor Retarder, Water Barrier or Water Resistive Barrier — (Optional) — As required.
    10. Exterior Facings — One of the following exterior facings is to be installed in accordance with the manufacturer's installation instructions.
    10A. Aluminum Siding — (Not Shown) — 0.019 in. min thick painted aluminum meeting AAMA 1402. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10B. Steel Siding — Min No. 17 GSG gauge painted steel. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10C. Vinyl Siding — (Not Shown) — 0.035 in. min thick vinyl, UL Classified exterior plastic siding (Molded Plastic). Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10D. Wood Siding — (Not Shown) — 0.313 in. min thick lumber, plywood or OSB wood based siding. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs. As an option, the Wood Siding may be placed between the Foamed Plastic and Fiber-Cement Siding (Item 10F), Stucco (Item 10J) or One-Coat Stucco (Item 10K).
    10E. Hard board Siding — (Not Shown) — 0.250 in. min thick hard board exterior siding. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10F. Fiber-Cement Siding — (Not Shown) — 0.250 in. min thick fiber-cement based siding. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10G. Stone — (Not Shown) — 2.0 in. min (natural stone) or 1.5 min (cast artificial) thick stone. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10H. Brick Veneer — Any 4 in. wide brick. Min 1 in. airspace provided between veneer and Foamed Plastic (Item 7 or 7A). Fastened over Foamed Plastic (Item 7 or 7A) to steel studs with Wall Anchor Ties (Item 8).
    10I. Concrete Masonry Veneer — (Not Shown) — 2.0 in. min thick concrete masonry units. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs with metal ties.
    10J. Stucco — (Not Shown) — Portland cement type, 0.750 in. min thickness. Metal lath or mesh base fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10K. One-Coat Stucco — (Not Shown) — 0.375 in. min thickness. Wire fabric lath fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10L. Exterior Insulation and Finish System (EIFS) — (Not Shown) — Base coat with reinforcing mesh applied over Foamed Plastic (Item 7 or 7A) followed by finish coat.
    10M. Metal Panel — (Not Shown) — 0.039 in. min. thick metal panel or metal-composite-metal (MCM) panel. Fastened over Foamed Plastic (Item 7 or 7A) to steel studs.
    10N. Wall and Partition Facing and Accessories — (Not Shown) Installed in accordance with the manufacturers installation instructions. Min. 0.25 in. (6 mm) thick panel fastened to the exterior surface.

    KEENE BUILDING PRODUCTS CO INC — Types Driwall Rainscreen 020, Driwall Rainscreen 10 and CAV-AIR-ATOR


    11. Joint Tape and Compound — Vinyl or casein, 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.

    * 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 2018-07-11
BXUV.V454 V454 BXUV 629502067 DESIGN ACTIVE 20180711 20180409 100562937 283066001 736720001 100219806 846414005 294450001 299592001 413492002 226521001 923830002 100046076 544217001 798029001 100584219 730408054 287840003 629502067 100103722 559041001 406440001 100605611 629502067 130552001 629502067 918709005 135980003 100238209 100279001 650447001 100103722 100279001 650447001 559041001 100057537

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