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Butler defines the standard for precision and quality—delivering integrated building systems with control and consistency. From PEMB to hybrid and retrofit, we align early to reduce risk and drive predictable outcomes.

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Explore a library of technical documents, product information and visual assets to support planning and design—from downloadable resources to image libraries.

About

For decades, Butler has defined the standard for quality and performance in steel building systems. Through precision-engineered systems and a nationwide Builder® Network, we deliver the consistency and reliability projects demand.

Close up of StylWall™ II Flat Wall System

StylWall® II Flat wall

A flat metal wall system engineered for smooth appearance, energy performance and durability.

Architectural Assurance

A flat wall system engineered to perform.

This wall brings calm to the exterior of the building. Its smooth, uninterrupted surface allows the architecture to speak clearly, without distraction, creating a presence that feels intentional. Behind that clean expression is a system built to perform day after day helping manage energy, protect the structure and maintain its integrity over time. Consistency in the system supports a more predictable path from design through installation, reducing uncertainty and reinforcing confidence in the final result. Integrated as part of a coordinated envelope, it works in concert with the rest of the building to deliver lasting performance. The outcome is an exterior that looks right, performs reliably, and continues to reflect quality long after the project is complete.

Features

Engineered for alignment.
Built for thermal performance. 

This wall delivers a clean, confident exterior backed by performance you can trust. Designed to work as part of a unified building envelope, it supports long term durability, energy performance and consistency from installation through years of use. 

A insulated metal wall panel with concealed fasteners offers a clean, uniform wall appearance.

A insulated metal wall panel with concealed fasteners offers a clean, uniform wall appearance.

Factory-formed construction and consistent panel geometry ensures a precise fit and controlled quality during installation.

Factory-formed construction and consistent panel geometry ensures a precise fit and controlled quality during installation.

High-strength galvanized steel panels with durable coatings provide long-term exterior performance.

High-strength galvanized steel panels with durable coatings provide long-term exterior performance.

Product Options

Product Options

eStylWall™ II Flat Wall

By improving how heat moves through the enclosure, this system helps stabilize interior conditions and protect the structure over time. It preserves a refined exterior expression while reinforcing efficiency and resilience across the life of the building. 

  • A flat exterior appearance matches StylWall II Flat aesthetics with a smooth, uniform panel surface.
  • Fasteners recessed in the joint provide clean panel lines and appearance.
  • The patented thermal spacer block system reduces thermal bridging and preserves insulation loft.
  • The fiberglass insulation cavity supports tested thermal performance with consistent insulation depth.

Download Product Sheet

Insulated metal wall panel cutaway showing smooth steel skin, fiberglass insulation, and concealed clip attachments

Product Specs

Download Color Chart

Panel Type
Flat metal wall system with installed installation
Exterior Profile
Embossed panel surface
Fastener Type
Concealed-fastener joint
Insulation
Factory-installed insulation
Geometry
Factory-formed edges for consistent alignment
Finish Options
Durable architectural coatings
System Compatibility
Works with Butler roof and structural systems
Warranty
Backed by Butler system warranty

CONTACT US

Talk with Butler to bring clarity to your project early. Our team helps align design intent, performance requirements and delivery expectations so you can move forward with confidence.

FIND A BUILDER

Locate an authorized Butler Builder® in your area. Our nationwide network makes it easy to identify experienced partners who work within Butler systems and share the same commitment to quality as we do.