Commercial & Industrial Products BW Universal System™
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BW Universal System™

Metl-Span’s BW Universal System™ is the ultimate backup horizontal backup wall system that provides superior air, water, thermal and vapor protection in an all-in-one barrier component. It can be horizontally installed with nearly any type of exterior rainscreen system, from single skin and modular metal to brick and ACM panels. This unique insulated metal panel wall system, which spans up to 24” o.c., introduces new standards when it comes to cost savings, design integrity, and sustainability. The BW Universal System eliminates the need for multiple work crews as it is quickly installed in a single step. It not only expedites close-in/dry-in building times, but rather reduces the likelihood of improper installation as well.

Coverage Width32”*, 36”
Thermal Values – R-Value & U-FactorScroll down to view all literature
Exterior FaceAZ-50 aluminum-zinc coated steel in 29 Ga. with epoxy primer finish
Interior Face AZ-50 aluminum-zinc coated steel in 29 Ga. with epoxy primer finish
JointTongue-and-groove with concealed fastening
CoreFoamed-in-place polyisocyanurate 
Length12’-0” or 20′-0″ Horizontal
Thickness2”, 3”
Testing & CertificationsScroll down to view all literature
*Primarily for brick application
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Metl-Span-BW_Universal-System_Terra-Cotta_04-Illustration.jpeg
Metl-Span-BW_Universal-System_Horz-Metal_08-Illustration.jpeg
Metl-Span-BW_Universal-System_Horz-ACM_08-Illustration.jpeg
Metl-Span-BW_Universal-System_Vert-ACM_08-Illustration.jpeg
Metl-Span-BW_Stretch-System_Vert-Metal_06-Illustration.jpeg
Metl-Span-BW Universal System joint view-Illustration.jpeg
Metl-Span-MW Brick-illustrations.jpeg
Metl-Span-BW_Universal-System_Terra-Cotta_04-Illustration.jpeg
Metl-Span-BW_Universal-System_Horz-Metal_08-Illustration.jpeg
Metl-Span-BW_Universal-System_Horz-ACM_08-Illustration.jpeg
Metl-Span-BW_Universal-System_Vert-ACM_08-Illustration.jpeg
Metl-Span-BW_Stretch-System_Vert-Metal_06-Illustration.jpeg
Metl-Span-BW Universal System joint view-Illustration.jpeg

Design Features and Benefits

  • Provides air, water, thermal and vapor barrier in one step
  • Allows you to use multiple façade options while not reducing thermal efficiency
  • Easy and fast installation, with reduced construction and labor costs
  • Encloses the building faster in all weather conditions 

Metl-Span® BW Universal System™ For Commercial & Industrial  Buildings

2012 Master Format™ Section

All specifications and designs are subject to change without notice.

Load Span Tables

The Load Span Tables below are based on Allowable Stress Design (ASD). For loads calculated based on ASCE 7-10 (LRFD), please refer to section 2.4.1 of ASCE 7-10 for the applicable load combinations using Allowable Stress Design.

For FM Global Requirements, click here

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