With its extruded polystyrene (XPS) construction, this board does not absorb water, is not a food source for mold, and is not subject to moisture-related damage and deterioration. An R-Value of 5.0 per inch of thickness makes it an excellent thermal insulator that increases the energy efficiency of your structures. And it retains its insulating properties over time. The board also provides an extra barrier against moisture infiltration. Interlocking shiplap edge (SL) helps reduce energy-robbing air leaks at seams and gaps. XPS Insulation Board is ideal for a variety of applications, including below slab, below grade along the foundation, inside basement walls, exterior insulation over wood sheathing, and residing.Complies with ASTM C 578 Type IV. Meets IBC/IRC requirements for foam plastic insulation.
When you see the Call to Order button next to a product in the Wimsatt catalog, that means that it is not available for order online. This is typically due to dimensional, weight, or hazmat restrictions that prevent us from shipping via UPS. Wimsatt offers delivery in Michigan and Northwestern Ohio. You can call us at 800.497.9000 to order this product for pickup or delivery within our delivery areas from your local branch.