Steel Roof Decks Cut to Spec & Shipped Nationwide  ·  No Minimum Order  ·  Call 813-621-1375

Code-Compliant Steel Roof Decks — Cut to Spec, Delivered Fast

B, N, A & F steel roof decking, cut to your exact length and shipped direct from the manufacturer. FM (B deck) & UL approved, 80 KSI available, B decks in stock. Family-owned since 1964.

  • 80 KSI strength available on B deck
  • Custom-cut to your exact jobsite specs
  • No minimum order — any job size welcome
  • Fast nationwide delivery, often in 1–3 days
📞 Call 813-621-1375 Talk to a real personM–F, 7:30–4 EST · Hablamos Español

Get Your Roof Deck Quote

Fast pricing — usually same or next business day

    No obligation. We'll never share your info. Prefer to talk? Call 813-621-1375.
    Since 1964 · Family-Owned
    80,000+ Tons Produced Yearly
    UL · FM · IAPMO · SDI Certified
    No Minimum Order
    Nationwide Delivery
    Certified to Meet Building Codes Nationwide

    Roof Decks That Pass Inspection — Everywhere You Build

    Our roof deck profiles meet or exceed the compliance standards commercial and industrial projects are held to. Spec with confidence.

    UL
    UL Listed
    Fire-rated assemblies
    FM
    FM Approved
    B decks
    IAPMO
    IAPMO Report
    Code evaluation
    SDI
    SDI Member
    Steel Deck Institute
    FL
    Florida Approved
    B deck
    Why Contractors Choose Marlyn

    Steel You Can Trust — On Time, Every Time

    When you're installing a structural roof system, you need decking that shows up right, fits right, and holds strong. That's exactly what we deliver.

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    Fast Turnaround

    B and F decks kept in stock for quick shipping — most orders ready in as little as 1–3 days so your crew isn't left waiting.

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    Cut to Your Specs

    Every sheet cut to your jobsite dimensions in-house — less field waste, faster install, no guesswork on site.

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    80 KSI Available

    High-strength 80 KSI steel on B deck (50 KSI on N, A & F) for longer spans and demanding structural loads.

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    No Minimum Order

    A handful of sheets or a full multi-level project — any job size is welcome at competitive, straightforward pricing.

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    Nationwide Delivery

    Manufactured in Tampa and shipped across the U.S. Get the roof deck you need, where you need it.

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    Real Expert Help

    Talk to the same knowledgeable person every time. We'll help you spec the right profile and gauge for the job.

    Available Roof Deck Profiles

    B, N, A & F Decks — Sized for Your Structure

    B, N, A & F steel roof deck — cut to your exact lengths
    B, N, A & F steel roof deck — cut to your exact lengths

    B Deck

    Wide Rib · Most Popular
    • 1.5″ depth, 6″ coverage
    • 16–22 gauge
    • 80 KSI steel available
    • FM Approved · UL Listed
    • Florida Approved

    N Deck

    Deep Rib · Long Span
    • Deep-rib structural profile
    • Longer clear spans
    • 50 KSI steel
    • UL Listed assemblies
    • Cut to spec

    A Deck

    Narrow Rib
    • Narrow-rib roof profile
    • Reliable everyday spans
    • 50 KSI steel
    • UL Listed assemblies
    • Multiple gauges

    F Deck

    Intermediate Rib · In Stock
    • Intermediate-rib profile
    • Kept in stock — fast ship
    • 50 KSI steel
    • UL Listed assemblies
    • Cut to your lengths
    Trusted Roof Deck Supplier Since 1964

    Your Roof Structure Depends on Steel That Holds Strong

    It has to show up right, fit right, and pass inspection. From compliance to custom cuts, we help you keep your project on time and on spec — the way we have for contractors nationwide for six decades.

    Request Pricing
    60+ yrs
    Family-owned since 1964. Six decades of steel deck manufacturing experience behind every order.
    80,000+
    Tons of steel deck produced annually in our Tampa facility — capacity to keep your schedule moving.
    1–3 days
    Typical turnaround on in-stock B and F decks, so your crew is never waiting on material.
    0 min.
    No minimum order. Any size job, from a few sheets to a full building, gets the same attention.
    What Contractors Say

    Trusted by Builders & Contractors Nationwide

    Real Google reviews from the contractors, estimators, and builders who order steel roof deck from us.

    What Are People Saying About Marlyn Steel Decks?

    Recent Work

    Real Projects, Delivered

    A sample of jobs we manufactured, cut, and delivered across Florida and beyond.

    SunDome, Tampa, FL — 20 ga 3.0 N Deck
    SunDome — Tampa, FL20 ga 3.0 N Deck

    Get the Roof Decks You Need — Fast.

    Talk to our team today. We cut to your specs and deliver nationwide.

    Good to Know

    Roof Deck FAQs

    What types of roof deck profiles do you supply?

    We supply B, N, A, and F steel roof deck profiles — FM, UL, and Florida code compliant. If you're not sure which profile fits your span and load, our team will help you spec it.

    Do you offer 80 KSI steel?

    Yes. 80 KSI high-strength steel is available on B deck for longer spans and heavier structural loads. N, A, and F decks are supplied in 50 KSI.

    What is your typical lead time?

    Most orders ship fast — often in as little as 1–3 days. B and F decks are kept in stock for quick turnaround. We'll confirm an exact timeline with your quote.

    Do you cut to custom lengths?

    Yes. Every order is cut to your jobsite specifications in-house, so sheets arrive ready to install with less field waste.

    What certifications do your roof decks carry?

    Our roof decks are UL Listed and we're an SDI member with an IAPMO evaluation report. B deck is FM Approved and Florida Approved.

    Is there a minimum order size?

    No. There's no minimum order — any job size is welcome, from a few sheets to a full multi-level project, at competitive pricing.

    Do you deliver nationwide?

    Yes. We manufacture in Tampa, Florida and deliver steel roof decks across the United States.

    Marlyn Steel Decks, Inc.
    Family-owned steel deck manufacturer since 1964
    6808 Harney Road, Tampa, FL 33610  ·  813-621-1375  ·  Fax 813-623-3005
    Hours: Monday–Friday, 7:30 AM–4:00 PM EST  ·  Hablamos Español
    UL Listed · FM Approved (B deck) · IAPMO · SDI Member · Florida Approved · Secure HTTPS
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