Products & Equipment  /  Insulation, Membranes and Waterproofing  /  Rigid Insulation  /  Rigid Insulation- Foundation Insulation
Owens Corning

Rigid Insulation- Foundation Insulation

Owens Corning® FOAMULAR® 250 Extruded Polystyrene (XPS) Insulation is a closed cell, moisture-resistant rigid foam board well suited to meet the needs for a wide variety of building applications. FOAMULAR® 250 XPS insulation is great for many residential and commercial construction applications such as wall furring, perimeter/foundation, cavity wall, pre-cast concrete, under slab, crawl spaces, sheathing and other applications.

Rigid Insulation- Foundation Insulation

Features and Benefits

Available in 3/4” to 4” thicknesses. 4’ x 8’ sheets

R-Value of 5 per inch.

Used as Foundation, Underslab, Roof, Precast Insulation and Many other Applications 25psi (standard)

15, 30, 40 and 60 PSI products are available in limited qty


4' x 8' Sheets (higher PSI sizes will vary)


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