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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

  • Project-Foam-500
    FOAMULAR® insulation is extremely lightweight for easy handling and provides a high R-value of 5 per inch of product thickness and exceptional resistance to moisture. These panels are made from Owens Corning™ FOAMULAR® 1000, 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.

  • Project-Foam-500
    FOAMULAR® insulation is extremely lightweight for easy handling and provides a high R-value of 5 per inch of product thickness and exceptional resistance to moisture. These panels are made from Owens Corning™ FOAMULAR® 1000, 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.

  • Project-Foam-500
    FOAMULAR® insulation is extremely lightweight for easy handling and provides a high R-value of 5 per inch of product thickness and exceptional resistance to moisture. These panels are made from Owens Corning™ FOAMULAR® 1000, 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® 1000 3 in. x 2 ft. x 8 ft. R-15 Squared Edge Insulation Sheathing
      Owens Corning™ FOAMULAR® 1000 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® 1000 is comparable to STYROFOAM™ Brand HIGHLOAD 100 Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 7 $139.48
    8 - 16 $120.65
    17 - 31 $112.28
    32 + $104.61
  • Product-Image-Insuldrain
    Superior insulation performance for a wide variety of building requirements. FOAMULAR® INSUL-DRAIN® XPS insulation can be used for:
    • Drainage specifically for foundations to improve thermal foundation performance through a higher R-value.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 5 $128.49
    6 - 21 $110.18
    22 - 41 $103.43
    42 + $96.37
  • FOAMULAR® LT40 3 in x 4 ft x 8 ft R-15 Squared Edge Insulation Sheathing
    FOAMULAR® LT40 extruded polystyrene insulation is a closed-cell insulation made using Owens Corning's exclusive Hydrovac® manufacturing process. FOAMULAR® LT40 extruded polystyrene insulation's resistance to water absorption and water vapor transmission allows it to maintain low thermal conductivity in the presence of the severe water vapor characteristics of cold storage applications. FOAMULAR® LT40 extruded polystyrene insulation is manufactured to comply with ASTM C 578.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 7 $96.19
    8 - 16 $82.72
    17 - 31 $77.91
    32 + $72.14
  • FOAMULAR® 1000 2 in x 2 ft x 8 ft R-10 Squared Edge Insulation Sheathing
    Owens Corning™ FOAMULAR® 1000 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® 1000 is comparable to STYROFOAM™ Brand HIGHLOAD 100 Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 11 $92.99
    12 - 24 $79.97
    25 - 47 $75.32
    48 + $69.74
  • FOAMULAR® LT30 3 in x 4 ft x 8 ft R-15 Squared Edge Insulation Sheathing
    FOAMULAR® LT30 extruded polystyrene insulation is a closed-cell insulation made using Owens Corning's exclusive Hydrovac® manufacturing process. FOAMULAR® LT30 extruded polystyrene insulation's resistance to water absorption and water vapor transmission allows it to maintain low thermal conductivity in the presence of the severe water vapor characteristics of cold storage applications. FOAMULAR® extruded polystyrene insulation is manufactured to comply with ASTM C578.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 3 $91.38
    4 - 16  $78.59
    17 - 31 $74.25
    32 +  $69.45
  • FOAMULAR® 600 3 in x 4 ft x 8 ft R-15 Squared Edge Insulation Sheathing
    Owens Corning™ FOAMULAR® 600 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® 600 is comparable to STYROFOAM™ Brand HIGHLOAD 60 Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 3 $88.12
    4 - 16 $82.30
    17 - 31 $77.62
    32 + $73.67
  • 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 - 3 $84.26
    4 - 16 $78.61
    17 - 31 $74.19
    32 + $70.78
  • FOAMULAR® 604 3 in x 2 ft x 8 ft R-15 Channel Edge Insulation Sheathing
    FOAMULAR® 604 & 604 RB extruded polystyrene insulations are specially designed for use in Protected Roof Membrane Assemblies (PRMA), where the insulation is placed directly over the membrane. The compressive strength of FOAMULAR® extruded polystyrene insulation provides the integrity needed for long-term roof performance. Extruded polystyrene is the type of insulation recommended for PRMA applications. Owens Corning’s FOAMULAR® extruded polystyrene insulation is an ENERGY STAR® qualified product.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 7 $80.37
    8 - 32 $68.82
    33 - 63 $64.70
    64 + $60.28
  • FOAMULAR® 404 3 in x 2 ft x 8 ft R-15 Channel Edge Insulation Sheathing
    FOAMULAR® 404 & 404 RB extruded polystyrene insulations are specially designed for use in Protected Roof Membrane Assemblies (PRMA), where the insulation is placed directly over the membrane. The compressive strength of FOAMULAR® extruded polystyrene insulation provides the integrity needed for long-term roof performance. Extruded polystyrene is the type of insulation recommended for PRMA applications. Owens Corning’s FOAMULAR® extruded polystyrene insulation is an ENERGY STAR® qualified product.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 7 $78.27
    8 - 32 $67.31
    33 - 63 $63.01
    64 + $58.70
  • Project-Foam-500
    FOAMULAR® insulation is extremely lightweight for easy handling and provides a high R-value of 5 per inch of product thickness and exceptional resistance to moisture.

  • FOAMULAR® 1000 1.5 in. x 2 ft. x 8 ft. R-7.5 Squared Edge Insulation Sheathing
    Owens Corning™ FOAMULAR® 1000 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® 1000 is comparable to STYROFOAM™ Brand HIGHLOAD 100 Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 15 $69.74
    16 - 32 $59.98
    33 - 63 $56.14
    64 + $52.31
  • FOAMULAR® THERMAPINK® 3 in x 4 ft x 8 ft R-15 Squared Edge Insulation Sheathing
    FOAMULAR® THERMAPINK® insulation has long-term thermal resistance stability compared to polyisocyanurate foam products. It also provides efficiencies during installation such as "direct-to-steel deck" with no gypsum board thermal barrier needed in most commercial single-ply and metal roofing systems. Owens Corning’s FOAMULAR® extruded polystyrene insulation is an ENERGY STAR® qualified product.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 3 $67.33
    4 - 16 $57.90
    17 - 31 $54.54
    32 + $50.50
  • FOAMULAR® 250 4 in x 4 ft x 8 ft R-20 Squared Edge Insulation Sheathing
    Owens Corning FOAMULAR® 250 extruded polystyrene insulation is ideal for wall furring, perimeter/ foundation, cavity wall, crawlspace, pre-cast concrete, under slab, roofing systems, sheathing and other applications (Not approved for roofing). Owens Corning’s patented Hydrovac® process technology make the unique closed-cell structure of FOAMULAR® extruded polystyrene insulation highly resistant to moisture, retaining its long term R-value year after year – even following prolonged exposure to water leakage, condensation, ground-water and freeze/thaw cycling. FOAMULAR® 250 is comparable to STYROFOAM™ Brand Square Edge Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 2 $66.89
    3 - 12 $62.40
    13 - 23 $58.91
    24 + $55.91
  • FOAMULAR® LT40 2 in x 4 ft x 8 ft R-10 Squared Edge Insulation Sheathing
    FOAMULAR® LT40 extruded polystyrene insulation is a closed-cell insulation made using Owens Corning's exclusive Hydrovac® manufacturing process. FOAMULAR® LT40 extruded polystyrene insulation's resistance to water absorption and water vapor transmission allows it to maintain low thermal conductivity in the presence of the severe water vapor characteristics of cold storage applications. FOAMULAR® LT40 extruded polystyrene insulation is manufactured to comply with ASTM C 578.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 5 $64.13
    6 - 24 $55.15
    25 - 47 $51.62
    48 + $48.10
  • Project-Foam-500
    FOAMULAR® insulation is extremely lightweight for easy handling and provides a high R-value of 5 per inch of product thickness and exceptional resistance to moisture.

  • FOAMULAR® 600 2 in x 4 ft x 8 ft R-10 Squared Edge Insulation Sheathing
    Owens Corning™ FOAMULAR® 600 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® 600 is comparable to STYROFOAM™ Brand HIGHLOAD 60 Insulation.  
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 5 $58.75
    6 - 24 $54.80
    25 - 47 $51.73
    48 + $49.11
  • 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 - 5 $56.17
    6 - 24 $53.08
    25 - 47 $49.99
    48 + $47.18
  • FOAMULAR® 604 2 in x 2 ft x 8 ft R-10 Channel Edge Insulation Sheathing
    FOAMULAR® 604 & 604 RB extruded polystyrene insulations are specially designed for use in Protected Roof Membrane Assemblies (PRMA), where the insulation is placed directly over the membrane. The compressive strength of FOAMULAR® extruded polystyrene insulation provides the integrity needed for long-term roof performance. Extruded polystyrene is the type of insulation recommended for PRMA applications. Owens Corning’s FOAMULAR® extruded polystyrene insulation is an ENERGY STAR® qualified product.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 11 $53.58
    12 - 48 $46.08
    49 - 95 $43.40
    96 + $40.19
  • FOAMULAR® 404 2 in x 2 ft x 8 ft R-10 Channel Edge Insulation Sheathing
    FOAMULAR® 404 & 404 RB extruded polystyrene insulations are specially designed for use in Protected Roof Membrane Assemblies (PRMA), where the insulation is placed directly over the membrane. The compressive strength of FOAMULAR® extruded polystyrene insulation provides the integrity needed for long-term roof performance. Extruded polystyrene is the type of insulation recommended for PRMA applications. Owens Corning’s FOAMULAR® extruded polystyrene insulation is an ENERGY STAR® qualified product.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 11 $52.18
    12 - 32 $44.87
    33 - 95 $42.00
    96 + $39.14
  • FOAMULAR® 250 3 in x 4 ft x 8 ft R-15 Scored Squared Edge Insulation Sheathing
    Owens Corning FOAMULAR® 250 extruded polystyrene insulation is ideal for wall furring, perimeter/ foundation, cavity wall, crawlspace, pre-cast concrete, under slab, roofing systems, sheathing and other applications (Not approved for roofing). Owens Corning’s patented Hydrovac® process technology make the unique closed-cell structure of FOAMULAR® extruded polystyrene insulation highly resistant to moisture, retaining its long term R-value year after year – even following prolonged exposure to water leakage, condensation, ground-water and freeze/thaw cycling. FOAMULAR® 250 is comparable to STYROFOAM™ Brand Square Edge Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 3 $50.17
    4 - 16 $46.80
    17 - 31 $44.18
    32 + $41.93
  • FOAMULAR® 600 3 in x 2 ft x 8 ft R-15 Squared Edge Insulation Sheathing
    Owens Corning FOAMULAR® 250 extruded polystyrene insulation is ideal for wall furring, perimeter/ foundation, cavity wall, crawlspace, pre-cast concrete, under slab, roofing systems, sheathing and other applications (Not approved for roofing). Owens Corning’s patented Hydrovac® process technology make the unique closed-cell structure of FOAMULAR® extruded polystyrene insulation highly resistant to moisture, retaining its long term R-value year after year – even following prolonged exposure to water leakage, condensation, ground-water and freeze/thaw cycling. FOAMULAR® 250 is comparable to STYROFOAM™ Brand Square Edge Insulation.
    Pricing Breakdown:
    Quantity: Price Per:
    1 - 3 $50.17
    4 - 16 $46.80
    17 - 31 $44.18
    32 + $41.93