Steel Decks Delivered Fast. Cut to Your Specs.
Steel deck & metal deck, direct from the manufacturer — roof deck, composite floor deck, form deck & Marcore dovetail, cut to your specs. UL approved, FM & Florida approved (B deck), 80 KSI available. Family-owned since 1964.
- Cut to length — no jobsite waste
- B and F decks kept in stock
- Orders ready in as little as 1–3 days
- No minimum order — any job size welcome
Get a Steel Deck Quote
Steel Decking That Passes Inspection — Everywhere You Build
Every profile we ship meets or exceeds the compliance standards commercial and industrial projects are held to.
Done Fast. Done Right. Done to Spec.
Your project can't wait — and neither should your decking. We get it done fast, done right, and cut exactly to your specs.
Fast 1–3 Day Turnaround
Most orders ready in as little as 1–3 days, with B and F decks kept in stock for quick shipping.
Every Deck Type
Roof, composite floor, form, and Marcore dovetail decks — every profile (B, F, N, A) in multiple gauges, direct from the manufacturer.
Cut Jobsite-Ready
Custom cut lengths delivered ready to install — less field waste and faster installs for your crew.
Code Compliant
UL Approved, with B deck FM and Florida Approved — spec and build with confidence.
No Minimum Order
Any job size welcome, from a few sheets to a full building, at competitive pricing.
Expert, Personal Help
Talk to the same knowledgeable person every time — real support, not a call center.
Steel Decks for Roofs, Floors & Exposed Designs
Not sure which profile fits your project? Request a quote above and our team will help you spec it — or explore each deck type.
Roof Deck
B, N, A & F profiles with 80 KSI available on B deck. UL Listed, FM & Florida Approved. The trusted choice for structural roof systems.
See roof deck options →
Composite Floor Deck
1.5″, 2″ & 3″ depths, embossed for a superior concrete bond, with 50 KSI available for long spans. For high-rises to mezzanines.
See composite options →
Marcore Dovetail Deck
2″ architectural dovetail that doubles as floor and roof deck with a finished, exposed underside. Only Florida-based Marcore maker.
See Marcore dovetail →Six Decades of Helping Contractors Hit Deadlines
Since 1964, we've helped contractors meet deadlines and exceed expectations with high-quality steel decking — manufactured and cut in-house, backed by people who pick up the phone.
Request PricingTrusted by Builders & Contractors Nationwide
Real Google reviews from the contractors, estimators, and builders who order steel and metal deck from us.
What Are People Saying About Marlyn Steel Decks?
Real Projects, Delivered
A sample of jobs we manufactured, cut, and delivered across Florida and beyond.
Need Steel Decks Fast? Let's Get You a Quote.
No minimums. Quick turnaround. Friendly, expert support.
Steel Deck FAQs
What types of steel deck do you supply?
We manufacture roof deck (B, N, A, F), composite floor deck (1.5″, 2″, 3″), Marcore dovetail deck, and form deck — all cut to your specs. If you're unsure which fits your project, our team will help you spec it.
What is your typical lead time?
Most orders are ready in as little as 1–3 days, with B and F decks kept in stock for fast shipping. 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 decks carry?
Our decks are UL Approved 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 building, at competitive pricing.
Do you deliver nationwide?
Yes. We manufacture in Tampa, Florida and deliver steel decks across the United States.
Do you offer high-strength steel?
Yes. 80 KSI steel is available on B roof deck, and 50 KSI is available on other profiles for longer spans and heavier loads.