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  1. Amazon.com: Styrofoam

    Premium Dry Floral Foam Blocks (3ct) - Green Foam for Flower Arrangements - Styrofoam Block for Artificial Flowers and Plant Decoration, Great for Crafts, Green Foam Bricks, Florist Foam Brick/Block

  2. What Is Styrofoam? The Truth About EPS, XPS, and #4 Foam

    Feb 24, 2025 · What is Styrofoam? It’s more than just foam cups! Learn about EPS, XPS, and #4 Styrofoam, their differences, and whether they can be recycled.

  3. Foam Board Insulation - The Home Depot

    Foam board insulation is a rigid panel made from expanded polystyrene (EPS), extruded polystyrene (XPS), or polyisocyanurate (polyiso). It improves a home's energy efficiency by reducing heat loss or …

  4. What is Styrofoam? The Ultimate Guide [2025 June Updated] - Shenbo

    Jun 4, 2025 · Demystify Styrofoam! Our ultimate guide explains what Styrofoam (XPS) truly is, its key properties, how it differs from EPS foam, and its diverse uses, updated for June 2025.

  5. Styrofoam™ is not a cup - DuPont

    Styrofoam™ is an entirely different material – a rigid board insulation invented in 1941, trademarked and, until a major reformulation in late 2023, known for its distinctive blue color.

  6. Dow STYROFOAM™ - Universal Construction Foam

    Styrofoam Brand Foam by DuPont (formerly Dow Chemical), typically referred to as "blue board" is the best known extruded polystyrene insulation on the market today. Manufactured by Dupont, …

  7. Polystyrene Foam | Foam Factory, Inc.

    Contrary to popular belief, Styrofoam and Polystyrene are not necessarily the same, despite being made using the same monomer, styrene. Styrofoam, which is blue in color, is made from extruded …

  8. Board Insulation at Lowes.com

    DuPont Styrofoam Brand Square Edge Extruded Polystyrene (XPS) Foam Insulation is an extruded polystyrene foam (XPS) insulation board that provides continuous insulation over steel stud or wood …

  9. How Is Styrofoam Made? - SERC Online

    Styrofoam, or polystyrene, is a lightweight, waterproof packaging material made from a chemical called styrene. It has many properties that make it a great packaging material.

  10. 3/4 in. x 1.25 ft. x 4 ft. R-2.65 Polystyrene Panel Insulation ...

    This is "Styrofoam" (expanded polystyrene), which is fragile and messy (when you cut it, little bits of it fly off and go everywhere). Because it looked blue, I thought it was extruded polystyrene, and so I had …