Dupont Styrofoam

Dupont Styrofoam

Available at BPI of Iowa branches. Not available at BPI of Council Bluffs, BPI of North Dakota, BPI of South Dakota, and BPI of Wisconsin branches.

Dupont Styrofoam (formerly Dow Styrofoam) is a materials science company dedicated to giving their customers the solutions they need to both achieve their goals and create a better tomorrow.

World-changing solutions take teamwork and a belief that a breakthrough is only a moment of inspiration away.

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STYROFOAM™ Brand Extruded Polystyrene (XPS) Insulation

STYROFOAM™ Brand Insulation is the original extruded polystyrene foam insulation, invented by Dow and the first in a portfolio of products that would continue to grow and evolve to meet the needs of the building and construction industry and its related markets. 


  • Agricultural building applications
  • Residential above and below grade applications
  • Commercial above and below grade applications
  • New construction
  • Reconstruction and retrofitting
  • Transportation
  • Refrigeration
  • Walk-in coolers and refrigerated warehouses
  • Garages and panels


  • Resists moisture infiltration and condensation
  • Helps reduce heat loss or gain
  • Available with ranges of compressive strength and long-term durability
  • Excellent thermal performance
  • Available in ranges of thicknesses, surface and edge treatments
  • Easy to handle, cut and install
  • Excellent freeze-thaw resistance
  • Reusable in many applications
  • Resists compressive creep and fatigue
  • Lightweight