Featuring GAF EnergyGuard™ Polyiso Insulation




For attachment to structural exterior sidewalls

Designed to add insulation value to the outside of stud walls, while serving as a nailable base for most exterior sidewall coverings, ThermaCal® Wall Exterior Wall Insulation Panels help reduce heat and cold drive into the occupied/conditioned space. They can also help reduce associated energy costs and meet the increased R-value energy code requirements being adopted in certain climate zones.


All ThermaCal Wall panels provide:

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