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Standard = Top quality rigid insulation.
Clearance = Discounted, limited stock.
Custom = Common configurations.*

*For a full list of our custom board configurations, please
head over to the Custom page.

Class

Thickness

  • FOAMULAR® 400 3 in x 4 ft x 8 ft R-15 Squared Edge Insulation Sheathing

    Owens Corning™ FOAMULAR® 400 is a high strength extruded polystyrene (XPS) insulation product designed for use in engineered applications requiring additional load-bearing capability such as under slab, concrete floors, foundations, roadways and rail beds, plaza and parking decks and cold storage installations. FOAMULAR® 400 is comparable to STYROFOAM™ Brand HIGHLOAD 40 Insulation.

    Pricing Breakdown:
    Quantity:Price Per:
    1 - 31$105.38
    32 +$94.84
  • FOAMULAR® 400 2 in x 4 ft x 8 ft R-10 Squared Edge Insulation Sheathing

    Owens Corning™ FOAMULAR® 400 is a high strength extruded polystyrene (XPS) insulation product designed for use in engineered applications requiring additional load-bearing capability such as under slab, concrete floors, foundations, roadways and rail beds, plaza and parking decks and cold storage installations. FOAMULAR® 400 is comparable to STYROFOAM™ Brand HIGHLOAD 40 Insulation.

    Pricing Breakdown:
    Quantity:Price Per:
    1 - 47$70.25
    48 +$63.23
  • FOAMULAR® 400 1 in x 2 ft x 8 ft R-5 Squared Edge Insulation Sheathing

    Owens Corning™ FOAMULAR® 400 is a high strength extruded polystyrene (XPS) insulation product designed for use in engineered applications requiring additional load-bearing capability such as under slab, concrete floors, foundations, roadways and rail beds, plaza and parking decks and cold storage installations. FOAMULAR® 400 is comparable to STYROFOAM™ Brand HIGHLOAD 40 Insulation.

    Pricing Breakdown:
    Quantity:Price Per:
    1 - 95$17.56
    96 +$15.81
  • FOAMULAR® 400 2 in x 2 ft x 8 ft R-10 Squared Edge Insulation Sheathing

    Owens Corning™ FOAMULAR® 400 is a high strength extruded polystyrene (XPS) insulation product designed for use in engineered applications requiring additional load-bearing capability such as under slab, concrete floors, foundations, roadways and rail beds, plaza and parking decks and cold storage installations. FOAMULAR® 400 is comparable to STYROFOAM™ Brand HIGHLOAD 40 Insulation.

    Pricing Breakdown:
    Quantity:Price Per:
    1 - 95$35.13
    96 +$31.62