Description
DuPont™ Styrofoam™ Brand CM20 Extruded Polystyrene (XPS) Insulation is a moisture-resistant, durable and lightweight extruded polystyrene foam board for interior frame wall sheathing, exterior or interior masonry wall insulation in new or retrofit construction, as well as residential basement floor slab insulation. Insulation The closed-cell structure of Styrofoam™ Brand CM20 XPS boards helps ensure exceptional long-term Insulation thermal performance and high moisture resistance. Sized to fit snugly between wall ties, Styrofoam™ Brand CM20 XPS is also easy to handle, cut and install, helping to save time and money on the job site.







