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👉 Strong, Certified Composite Decks—Cut Fast to Fit Your Job
1.5″, 2″, and 3″ Decks Available.
UL Approved. Fast Order Fulfillment.
- Embossed for superior concrete bonding
- Custom lengths & gauges available
- No minimum order—nationwide delivery
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Code-Approved. Performance-Backed.
UL Approved
IAPMO Approved
SDI Member
(B Decks)
Why Contractors Count On Our Composite Decks
When you’re pouring concrete floors, timing and performance are everything. Our decks give you both—with the strength and certification you need.
- 1.5", 2", and 3" composite depths
- Precision embossments for strong concrete bond
- 50 KSI steel available for long spans
- Cut to your jobsite specs
- UL Approved. FM and Florida Approved on B deck
- No minimum order – any job size welcome
- Competitive pricing and expert help
- Quick shipping across the U.S.
Available Roof Deck Profiles
- Shorter spans, light structural use
- 16–22 gauge
- Galvanized steel finish
- Most affordable option
- Balanced span and strength for most jobs
- 16–20 gauge
- Compatible with most concrete pours
- UL listed
- Ideal for longer spans and high load
- 16–18 gauge
- Deep embossment profile
- Best for multi-story commercial use
Fast. Flexible. Built for Your Job.
Since 1964, we’ve supplied composite floor decking to projects across the country. Whether you’re working on a high-rise or a warehouse mezzanine, we’ll get you what you need—fast, cut right, and certified.
- 80,000+ tons of steel decks produced annually
- Custom gauges and lengths
- Talk to the same person every time
- Family-owned for 60+ years
- Nationwide delivery available
What Are People Saying About Marlyn Steel Decks?
Need Floor Decks Fast? Let’s Get You a Quote.
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Frequently Asked Questions...
What depths are available?
1.5″, 2″, and 3″ composite floor deck profiles are available. You can get more details in our Composite Deck section.
Do your decks have embossments for bonding?
Yes, all composite decks include structural embossments.
What is the turnaround time?
Lead time to fulfill an order depends on the size of the order, the current number of orders we are processing, and whether you are having the order delivered or picking it up. Request a quote today to get an estimate.
Do you cut to custom lengths?
Yes, we can cut the steel to fit your needs.
What certifications do your decks have?
We are members of the Steel Deck Institute (SDI). All products are UL approved. We are IAPMO approved on most products (equivalent to an ICCES report) we have FM approval on B decks, and our B decks meet the standards of Florida Product Approval. You can see our certifications and reports here.
Is there a minimum order size?
No. Unlike other companies, we accept orders large and small.
Do you deliver nationwide?
we ship nationwide and to parts of Canada and the Caribbean. Request a quote today to get specific information on your delivery.