Styrofoam Brand XPS Insulation from Dow Building Solutions can be installed directly to masonry walls, offering a solid layer of moisture-resistant insulating comfort in one easy step. The widely recognized Blue rigid insulation boards can be installed and left exposed (up to 2”) in basements per Code Report ICC-ESR 2142. Styrofoam Brand XPS Insulation is thermally efficient, delivering high R-value of 5.0 per inch, and is available in a selection of edge treatments, sizes, and thicknesses.
PB Topical Ref
