Proboard® Insulating Sheathing

Professional Grade Insulation for any Project

ProBoard Insulating Sheathing

Nearly 25% of your home’s wall is made up of studs that typically are not insulated, so it’s like having one entire wall of your home with no insulation. Adding insulation to your home’s exterior under new siding can help your home meet U.S. Department of Energy (DOE) insulation recommendations, as well as state and local codes.

Dimensions = 4x8, 2x8, 4x4
Film: flexible plastic side 1, flexible reflective side 2
EPS Thickness = 1/2" (R-2.0), 3/4" (R-3.0), 1" (R-3.8)

ProBoard Original Brochure (pdf 0.97 MB)

ProBoard Original Data Sheet (pdf 0.13 MB)

ProBoard Installation Instructions (pdf 0.41 MB)

ProBoard goes beyond energy savings

Proven Energy Efficiency

Holds its R-Value: After extreme environmental testing, held its R-value in conditions that involved both constant thermal gradient and cycling between large temperature and humidity variations.

Termite Resistant

GPS is protected from insect degradation with a specially formulated insect inhibitor that’s safe for humans and pets.

Stability and Durability

Proboard Core is adaptable in size, thickness, shape and density, providing maximum flexibility and durability.