7/16" Oriented Strand Board laminated to both sides of an expanded polystyrene core provides remarkable strength and smooth flat surfaces for which to apply various building materials.

• A 3/4" recess in the foam provided at the joint for insetting a 2" x 4", 2" x 6", 2" x 8" or 2" x 10". Additional lumber shear rails can be laminated inside the panel for additional span and rigidity.
• Built-in insulation saves valuable construction time and labor costs.
• Optional insect resistant foam can be incorporated into the panel.
• Installation is quick and easy.
• Panels are manufactured in standard sizes up to 24' long and 4-l/2", 6-1/2", 8-1/2" and 10-l/2" thick.