{"product_id":"silverlake-photo-accessories-11x17x2-craft-foam-3-pack-high-density-eps-blocks-sandable","title":"Silverlake Photo Accessories 11x17x2 Craft Foam (3-Pack) — High-Density EPS Blocks, Sandable","description":"\u003cstrong\u003eSilverlake 11x17x2 Craft Foam (3-Pack) are dense, professional-grade EPS foam blocks sized for modelling, scenery, and precision craft projects.\u003c\/strong\u003e\n\n\u003cp\u003eThese rigid foam blocks offer a stable, sandable surface ideal for artists, model makers, educators, and prop builders who need consistent, easy-to-shape sheets of expanded polystyrene. Each pack contains three 11\" x 17\" x 2\" pieces at a 1-pound density, giving hobbyists and professionals a uniform material that cuts cleanly and accepts paints, sealants, and adhesives designed for EPS.\u003c\/p\u003e\n\n\u003ch3\u003eHow will these foam blocks perform when I cut, sand, or carve them?\u003c\/h3\u003e\n\u003cp\u003eThe high-density EPS construction resists crumbling and gives predictable edges when worked with knives, hot-wire cutters, rasps, or sandpaper. You can achieve fine contours and crisp profiles with steady tools and light passes, and the material holds detail well after shaping.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSands smoothly for crisp finishes and finer sculpting.\u003c\/li\u003e\n  \u003cli\u003eCuts cleanly with a hot-wire knife for precise lines.\u003c\/li\u003e\n  \u003cli\u003eHolds carved details without excessive flaking or chipping.\u003c\/li\u003e\n  \u003cli\u003eConsistent 1-pound density ensures uniform behavior across pieces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre these blocks compatible with paints, adhesives, and coatings?\u003c\/h3\u003e\n\u003cp\u003eYes — the foam accepts water-based paints, primers, and most non-solvent adhesives without immediate degradation. For solvent-based finishes, test on a scrap piece first; the recommended approach is to seal the surface before applying heavy coats to prevent finish absorption and improve adhesion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks well with water-based paints and acrylics.\u003c\/li\u003e\n  \u003cli\u003eAccepts PVA and foam-safe contact adhesives.\u003c\/li\u003e\n  \u003cli\u003eSurface sealer or primer improves paint durability and texture.\u003c\/li\u003e\n  \u003cli\u003eAvoid strong solvents that can dissolve EPS; always test first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes these blocks suitable for professional and educational projects?\u003c\/h3\u003e\n\u003cp\u003eThe dimensional stability, weather resistance, and uniform density make these blocks a dependable base material for displays, scale models, and prototypes. They’re lightweight for transport yet sturdy enough for exhibit pieces, and their moisture resistance helps in temporary outdoor or seasonal displays.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSized for common paper and foamboard workflows (11\" x 17\").\u003c\/li\u003e\n  \u003cli\u003eLightweight for easy handling in classrooms and workshops.\u003c\/li\u003e\n  \u003cli\u003eResistant to occasional moisture and freeze-thaw cycles.\u003c\/li\u003e\n  \u003cli\u003eAccepts adhesives and detailing materials used in professional builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow can I use these blocks in different crafts and model-making scenarios?\u003c\/h3\u003e\n\u003cp\u003eThese foam blocks are versatile: use them as bases for dioramas, carved landscapes for model railroads, armatures for sculptures, or quick prop elements for theater. Their manageable size makes them perfect for testing concepts or producing multiple repeatable components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuild terrain pieces and scenic elements for wargaming and railroads.\u003c\/li\u003e\n  \u003cli\u003eCreate architectural models, mock-ups, and prototypes.\u003c\/li\u003e\n  \u003cli\u003eCarve sculptures, props, and theater set details with ease.\u003c\/li\u003e\n  \u003cli\u003eUse as floats or rafts for hydroponic and aquaponic experiments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These Silverlake foam blocks are aimed at modelers, set designers, art students, STEM educators, and makers who need a predictable, sandable, and paint-ready EPS substrate. If you require consistent thickness, easy manipulation, and compatibility with common hobby finishes, this three-piece set is a practical choice for studio work, classroom projects, and professional display fabrication.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use solvent-based spray paints on these foam blocks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Avoid strong solvent-based sprays; they can dissolve EPS. Use water-based paints or seal with a foam-safe primer first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these blocks suitable for outdoor displays?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They resist moisture and freeze-thaw cycles for temporary outdoor use, but long-term exposure needs additional weatherproofing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Silverlake Photo Accessories","offers":[{"title":"Default Title","offer_id":55296749535569,"sku":"B07QM9RPZQ","price":80.08,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/5567\/3681\/files\/silverlake-front-packaging.jpg?v=1791948156","url":"https:\/\/craftiche.co.uk\/products\/silverlake-photo-accessories-11x17x2-craft-foam-3-pack-high-density-eps-blocks-sandable","provider":"Craftiche","version":"1.0","type":"link"}