Assembly Usage Disclaimer

Roof Deck Constructions

See General Information for Roof Deck Constructions

Construction No. 298

March 18, 2016

Uplift — Class 90

Fire Not Investigated

    1. Metal Roof Deck Panels* — No. 24 MSG min thickness coated steel, 18 in. wide, 2 in. high at the female rib, or min 0.032 in. thick zinc or min. 0.022 in. thick copper, 16 in. wide, 2 in. high at the female rib. Panel continuous over two or more spans without end laps. A line of sealant may be used along panel side ribs. Adjacent panels to be seamed together along sides using an electric seaming tool with seams to be fully crimped. Seaming operation to include "Roof Deck Fasteners" (Items 2, 2A and 2B). For zinc and copper panels all panel clips spaced max 36 in. OC.

    A-LERT ROOF SYSTEMS (View Classification) — "A-Lert KR", "A-Lert KR w/offset"

    BRB ROOFING & MFG (View Classification) — "WEATHERBOSS"

    C B S OF CHARLESTON INC (View Classification) — "CCS 2.12"

    CENTURION INDUSTRIES INC, DBA TFC CANOPY (View Classification) — "Centurion Hugo-Lox", "Centurion Hugo-Lox w/offset"

    KENT CONSTRUCTION AND ROOFING INC (View Classification) — "KRS 2400"

    KNUDSON MFG INC (View Classification) — "KR-24 Panel"

    MERCHANT & EVANS INC (View Classification) — "Zip-Lok"

    METAL ROOF CONTRACTORS INC (View Classification) — "MRC-16"

    RPR INC, DBA RAIN PROOF ROOFING (View Classification) — "RP-200"

    SAN ANTONIO QUALITY METALS (View Classification) — "ML-200"

    2. Roof Deck Fasteners* (Panel Clips) — Two part assembly consisting of a No. 16 MSG min thick coated steel base approximately 1-7/8 in. wide and 1-5/8 in. long and a No. 22 MSG min thick coated steel upper tab section. Height 2-7/16 in. min, 3 in. max, width 4-5/16 in.

    KNUDSON MFG INC (View Classification) — "KR-24 Low-Floating Clip", "KR-24 High-Floating Clip"

    2A. Roof Deck Fasteners* — (Panel Clips) — (Not Shown) — One part assembly, No. 22 MSG min coated steel. Height, 2-3/8 in. min, 3 in. max, width 3 in.

    BUILDING PRODUCTS DEVELOPMENT INC (View Classification) — "NC3300", "NCF-3300", "NCF-3300-SS" Series Clip

    KNUDSON MFG INC (View Classification) — "KR-24 Low-Fixed Clip", "KR-24 High-Fixed Clip"

    2B. Roof Deck Fasteners* — (Panel Clips) — (Not Shown) — One part assembly, No. 20 MSG min. coated steel. Height, 2-5/32 in., Width, 3 in.
    3. Fasteners (Screws) — For panel clip to purlin attachment to be No. 12-16 by 1 in. long self-drilling, self-tapping, hex-washer head plated steel screws used without sealing washers. Two fasteners per panel clip used, inserted into panel clip guide holes.
    4. Thermal Spacer — Optional — Expanded polystyrene, 1 in. thick, 3 in. wide cut to fit between fasteners (Item 3).
    5. Purlins — No. 16 MSG min thickness steel (50,000 psi min yield strength). Spacing — 48 in. OC.

    Refer to General Information, Roof Deck Construction, (Roofing Materials and Systems Directory) for items not evaluated.

    * 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 2016-03-18
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