2304-06: Performance Characteristics of ThermalStar® Structural Insulating Sheathing
ThermalStar® Structural Wall Insulation R3 and ThermalStar® Structural Wall Insulation R5 are approved for:
- Use as a Class II vapor retarder.
- Use as a water resistive barrier (WRB).
- Use as insulated sheathing.
- Use to resist transverse loads on wall assemblies used in light-frame wood construction.
- Use to resist wind loading.
- Use as an alternative to the WSP and CS-WSP wall bracing provisions of the IRC.
- Use as an air barrier material.
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