Old Mill's EPS Foam Insulation Panels are lightweight, versatile panels engineered as an ideal substrate for thin brick, stone, or tile installations, delivering reliable insulation (R-4.2 per inch) and supporting precise veneer alignment. Available in 1- to 4-inch thicknesses, these panels offer flexibility to achieve your desired thermal and aesthetic performance, simplifying construction for both residential and commercial wall applications, including continuous insulation and adhered masonry veneer systems.