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 …

Browse polystyrene foam blocks suitable for sculptures, models, and event displays. Versatile crafting solutions available.

Jan 13, 2026 · Styrofoam is made of styrene, a petroleum-based substance refined into a polymer called polystyrene. Through an extrusion process, 98% air is introduced to the plastic, creating a …

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.

Mar 31, 2026 · Styrofoam isn’t widely recyclable, and most recycling centers won’t accept it due to the challenges in processing and contamination risks. Even if you toss it in the recycling bin, it often ends …