Extruded Polystyrene Foam Billet

Premium Extruded Polystyrene Built for Buoyancy. Made to Last. Engineered for marine strength and long-term performance, these 7" × 20" × 96" billets provide exceptional buoyancy, durability, and versatility for docks, insulation projects, and creative applications alike. Closed-Cell XPS High Compressive Strength Lightweight & Easy to Install Water-Resistant Key Benefits Water Resistant: Closed-cell XPS prevents absorption for long-lasting performance. Superior Buoyancy: Keeps docks and platforms stable even under heavy loads. Lightweight Design: Easy to handle and install—reduces time and labor. High Strength: Withstands compression, impact, and harsh marine conditions. Dimensions & Specs Dimensions: 7" × 20" × 96" Material: Extruded Polystyrene (XPS) Type: Solid billet, closed-cell Applications: Floating docks, insulation, taxidermy, sculpting, soundproofing Ships Nationwide: Pallet and bulk options available for large dock builds and marine contractors.