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 …

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Rigid foam insulation, also known as insulating boards, provide high R-values. They keep your home at a comfortable temperature without the need to crank your heat. Choose from three types of …

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.

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 …

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.

Discover all Styrofoam products across categories. Enjoy savings with free shipping on qualified items and explore same-day in-store pickup options.

Feb 6, 2025 · Styrofoam is a type of plastic foam that’s formally known as expanded polystyrene (EPS). It’s made from tiny beads of polystyrene, a type of plastic, that are expanded and molded together. …

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 …