Styrofoam is a brand of closed-cell extruded polystyrene foam (XPS), manufactured to provide continuous building insulation board used in walls, roofs, and foundations as thermal insulation and …

AMZQNART Craft Foam Blocks, 2 in Thick 17x11" EPS Polystyrene Rectangle Foam Blocks Packs of 3 Pcs for Art Sculpting, Sculpture, Modeling, School and Home DIY.

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.

Each type comes with unique advantages: • Expanded Polystyrene. Also called Styrofoam insulation, this is the least expensive material. It provides R-values that range from 3.6 to 4.2 per inch. Some …

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.

Since its invention in 1941, Styrofoam™ Brand extruded polystyrene (XPS) has built a rich, storied heritage as an innovative, sustainable building product – creating an entire insulation material category.

If you’re interested in insulating with STYROFOAM, note that STYROFOAM insulation is a type of extruded insulation. Polyisocyanurate is another option, coming in as the densest and most …

Nov 28, 2025 · After 128 people were killed in the deadly Hong Kong Fire, Styrofoam boards are being cited as the reason for igniting the massive blaze.

Oct 29, 2025 · Trademarked as polystyrene foam and owned by The Dow Chemical Company, Styrofoam is a lightweight, shock-absorbing, and top-notch insulator. It's not just packaging material; …

STYROFOAM™ is a registered trademark of the DuPont Chemical Company (“DuPont”) or an affiliated company of DuPont. The trademark covers a full range of extruded polystyrene building products …