The innovative STYROFOAM SIS™ Brand Structural Insulated
Sheathing from Dow combines three functions in one product:
• Structural lateral bracing and transverse loads
• Significant insulation performance for long-term energy
efficiency
• Water-resistive barrier
Use it two ways:
1. As braced wall panels attached to other rigid insulated
sheathing
2. Over the entire wall line as continuous structural insulated
sheathing
Lightweight STYROFOAM SIS™ Brand Structural Insulated
Sheathing is a versatile residential building envelope solution that helps save
time, labor and material costs. It also contains up to 80% post-consumer recycled
content.
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