Thermax

DuPont™ Thermax™ Sheathing is a multipurpose, nonstructural, rigid board insulation that is quick and easy to install in a wide range of exposed and concealed cavity wall applications. It consists of a glass-fiber-infused polyisocyanurate foam core laminated between 1.0-mil smooth, reflective aluminum facers on both sides. The glass fiber reinforcement contributes to improved fire performance and dimensional stability. DuPont™ Thermax™ Brand insulation delivers wall performance you can count on. It’s ready to meet your toughest building challenges – both outside and inside the wall – with a robust ISO insulation product line and an R-value that’s proven consistent over time and a range of temperatures.

DuPont™ Thermax™ Brand insulation delivers wall performance you can count on. It’s ready to meet your toughest building challenges – both outside and inside the wall – with a robust polyiso insulation product line and an R-Value that’s proven to be consistent over time and a range of temperatures.

We stock the following:

• 1/2" x 4' x 8'
• 3/4" x 4' x 8'
• 1" x 4' x 8'
• 1 1/2" x 4' x 8'
• 2" x 4' x 8"
• 2 1/2" x 4' x 8'
• 3" x 4' x  8'