Shelby Thomas, Author at BRAWN by UFP Factory Built

Plywood vs. OSB vs. BRAWN™ ESP: What Works, What Doesn’t, and Why It Matters

by Shelby Thomas | Apr 6, 2026 | BRAWN™ Talk, Cargo Trailers, Manufactured Homes, RV

When it comes to building materials, not all panels are created equal. Whether you're constructing a home, outfitting a trailer, or designing a commercial space, the type of panel you choose can significantly impact the performance, durability, and cost of your project. Today, we're diving into three of the most commonly used structural panels: Plywood, OSB (Oriented Strand Board), and the newer, high-performance BRAWN™ Engineered Structural Panel (ESP) to help you understand their differences and when to use each.

Understanding the Materials

Let's start with the basics. Plywood is the most traditional of the three. It's made by layering thin sheets of wood veneer, each with the grain running in alternating directions, and bonding them together with adhesive. This cross-grain construction gives plywood its strength and stability. It has a natural wood appearance and is available in a wide range of grades, from rough construction-grade to fine furniture-grade.

OSB, on the other hand, is a more modern, cost-effective alternative. It's made from strands of wood, oriented in layers, compressed and bonded with resin to provide strength and stability. The result is a dense, uniform panel used widely in residential and commercial construction. While it doesn't have the natural look of plywood, it performs well in many structural applications.

Then there's BRAWN ESP, or Engineered Structural Panel. This is the newest and most advanced of the three. BRAWN ESP panels are precision-engineered using wood strands and high-performance resins. They're designed for environments where strength, moisture resistance, and dimensional stability are critical — like enclosed trailer floors or industrial platforms. With a smooth, sanded surface and no voids or imperfections, BRAWN ESP panels offer a clean, professional finish and exceptional durability.

Pros, Cons, and Performance

Each panel type has its strengths and tradeoffs.

Plywood is known for its versatility and strength. It holds nails and screws well, resists warping better than OSB, and is available in moisture-resistant grades. However, it can be more expensive, and lower-quality plywood may delaminate if exposed to prolonged moisture.

OSB is the budget-friendly workhorse of the construction world. It's strong, consistent, and widely available. But it's heavier than plywood, more prone to swelling at the edges when wet, and doesn't have the same aesthetic appeal or surface smoothness.

BRAWN ESP stands out for its engineered precision. It resists swelling, warping, and delamination better than either plywood or OSB. It's also incredibly durable, with excellent fastener-holding strength and impact resistance. While it may cost more than OSB, it often outperforms both OSB and plywood in demanding environments — especially where moisture and movement are factors. Generally, Engineered Structural Panels are priced in between regular OSB and mid to higher grades of plywood.

Feature	OSB	Plywood	ESP
Composition	Compressed wood strands and adhesives. Large strands/chips visible	Thin layers (plies) of wood veneer glued together.	Engineered wood strands bonded with resins; precision-formed. Smaller strands visible
Strength	Uniform strength; slightly weaker in shear. Edges vulnerable to damage, chipping swelling	Stronger in both directions due to cross-grain layers	High structural strength; enhanced with additional resins in BRAWN ESP Panel
Moisture Resistance	Swells more when exposed to water	More water-resistant; swells less than OSB	Excellent anti-swell properties; resists warping, cupping, and cracking
Weight	Heavier due to higher density ~70 lbs	~60–65 lbs	Heavier than OSB and Plywood 76–87 lbs
Fastener Holding	Good, but can split if nailed too close to edge	Excellent nail and screw holding	Excellent nail and screw holding
Durability	Less durable in prolonged moisture	More durable in varying conditions	Withstands high impacts; superior to plywood in trailer applications
Edge Swelling	Swells more noticeably at edges when wet	Minimal, plywood can be compromised after being soaked	Highly resistant to edge swelling

Choosing the Right Panel for the Job

So, when should you use each of these panels?

If you're building furniture, cabinetry, or working on a project where appearance matters, plywood is often the best choice. Its natural wood finish and strength make it ideal for visible applications and interior work.

For general construction like wall sheathing, roof decking, or subflooring in dry environments, OSB is a solid, cost-effective option. It's widely used in residential framing and gets the job done without breaking the budget. Beyond structural sheathing, OSB is also commonly used in flooring underlayment, attic decking, packaging crates, industrial pallets, and even furniture backing. Its uniform strength and affordability make it a go-to material for large-scale projects where appearance is secondary to performance.

But when you need a panel that can handle moisture, movement, and heavy use — like in enclosed trailers, RV flooring, or precision-built platforms — the BRAWN Engineered Structural Panel (ESP) is the clear winner. Its engineered composition gives it superior dimensional stability, and its smooth, void-free surface makes it ideal for applications where performance and appearance both matter. BRAWN Engineered Structural Panels are widely used across the cargo trailer and RV industries — especially in Class C motorhomes — making them a trusted choice for manufacturers who demand quality and durability.

Final Thoughts: Building Smarter with the Right Panel

Ultimately, the best panel is the one that aligns with your project's needs. Are you building for beauty, budget, or brute strength? Are you working indoors or out, in dry conditions or damp ones? Plywood offers tradition and versatility, OSB brings affordability and consistency, and ESP delivers proven performance for the most demanding environments. By asking the right questions and understanding the core differences between these materials, you can make smarter, more sustainable choices that lead to better builds and longer-lasting results.

Paint vs. Stain on BRAWN™ ESP and Plywood – Performance, Limitations, and Best Practices

by Shelby Thomas | Apr 6, 2026 | BRAWN™ Talk, Cargo Trailers, Manufactured Homes, RV

When finishing BRAWN Engineered Structural Panels (ESP) or plywood for trailers, RVs, or manufactured homes, choosing the right finish impacts both durability and aesthetics. Here's a concise guide to painting and staining these materials.

Use Cases

ESP is common in structural applications like trailer floors or RV interiors. Painting enhances durability and moisture resistance. Plywood is used in cabinetry, wall panels, or furniture. Staining highlights natural grain for decorative projects, while painting offers a uniform look.

Painting: Works for Both

ESP's smooth, sanded surfaces make it ideal for painting. Use water-based or acrylic latex paints with a primer to ensure adhesion and avoid solvent-based paints that may damage the resin-bonded structure. Plywood is versatile for painting with acrylic latex or oil-based paints. Sand and prime for a smooth finish, especially with lower-grade plywood.

Staining: Apply with Caution and Care

Higher-grade plywood (e.g., birch, oak) stains well after sanding and applying wood conditioner to prevent blotching. ESP is generally not recommended for staining due to uneven absorption from its wood-strand and resin composition. In some cases, stain may be applied with waterproofing sealant, but it may not provide long-term durability and could result in premature wear.

Key Takeaways

Painting is effective for both ESP and plywood with proper prep (priming, sanding) — use water-based paints for ESP. Staining should be applied with caution, knowing the potential outcomes, particularly on ESP where results are inconsistent.

Translucent Roofs vs. Traditional Metal Roofs – Myths and Facts

by Shelby Thomas | Apr 6, 2026 | BRAWN™ Talk, Cargo Trailers

In the cargo trailer world, few things are as deeply rooted in tradition as the roof. For decades, steel and aluminum have been the materials of choice; strong, familiar, and reliable. They've earned their place, no doubt. But as trailer design evolves and new materials enter the conversation, so do the questions. And one material that's been stirring up both interest and skepticism is the translucent roof.

Mention translucent roofing in a manufacturing meeting or at a dealership, and you'll likely hear a few raised eyebrows. "Is it strong enough?" "Won't it crack in bad weather?" "Isn't that just for specialty trailers?" These are common concerns, some based on outdated experiences, others on assumptions that don't hold up to today's standards.

The truth is, translucent roofs have come a long way. And one of the clearest examples of that progress is BRAWN™ LIGHTLID™, developed by UFP Factory Built.

The Reputation Problem

Let's rewind a bit. Early translucent roofs were often seen as fragile or limited in use. They were lightweight, yes, but not always built for the rigors of daily hauling. That reputation stuck, even as materials improved. But LIGHTLID isn't built on old ideas, it's built on modern engineering.

What's Actually Under the Hood

Made from a multi-layered thermoplastic composite reinforced with continuous bi-directional glass fiber, BRAWN LIGHTLID is designed to be tough. It's been tested for impact, puncture resistance, and long-term durability. In fact, it's certified to perform over 35,000 hours of aging without degrading. That's not just competitive with metal, it's on par.

Myth: Translucent Means Weak

Still, the myth that translucent means weak persists. But LIGHTLID has proven itself in real-world conditions — hail, falling debris, tree limbs, and harsh cleaning chemicals. It resists rot, corrosion, and mildew, which are challenges even metal roofs can face over time.

Myth: Harder to Install and Maintain

Another misconception is that translucent roofs are harder to install or maintain. In reality, LIGHTLID installs using the same process as traditional roofing. It's lighter than steel, which can actually make installation safer and faster. And if damage does occur, repairs are simple. No special tools. No full panel replacements.

Myth: Only for Niche Applications

Then there's the idea that translucent roofs are only useful for niche applications. But LIGHTLID's biggest advantage, natural light, makes it valuable across a wide range of trailer types. With up to 400 LUX of brightness filtering through the roof, the interior of the trailer becomes a well-lit workspace. That's a huge benefit for contractors, DIYers, and anyone who spends time inside their trailer. It's not just about visibility, it's about safety, efficiency, and comfort.

Metal Still Has Its Place

Of course, traditional metal roofs still have their place. They're rigid, familiar, and may be preferred for ultra-heavy-duty builds or specific aesthetic requirements. But the notion that translucent roofs are a downgrade? That's simply outdated.

LIGHTLID doesn't ask you to choose between strength and innovation. It offers the same durability and reliability as metal, while adding new functionality that metal can't. It's not about replacing tradition. It's about improving it.

So the next time you hear someone dismiss translucent roofs as impractical or fragile, ask them when they last looked at the data. Because the truth is, the industry is changing. And BRAWN LIGHTLID by UFP Factory Built is helping lead the way.

BETTER BONES. BETTER BUILT.™