{"product_id":"union-premium-foam-board-30-x-40-in-3-16-in-10-pack-matte","title":"Union Premium Foam Board 30 x 40 in 3\/16 in 10-Pack - Matte","description":"\u003cp\u003eIn this review the Union Premium Foam Board 30 x 40 in 3\/16 in 10-pack is considered for anyone who needs sturdy, lightweight mounting sheets for presentations, framing, or school projects. The single biggest reason to buy is the combination of a high-density polystyrene core with pH-neutral white paper liners that deliver a flat, clean surface for displays and craft work. The pack of 10 sheets and strong double layered corrugated packaging aim to serve studios, classrooms, and hobbyists who need consistent, professional-looking boards.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-density core:\u003c\/strong\u003e The polystyrene foam core provides rigidity while keeping each sheet lightweight enough to handle and mount without sagging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH-neutral paper liners:\u003c\/strong\u003e The white paper faces are pH-neutral to protect artwork and prints from acid-related degradation over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatte finish:\u003c\/strong\u003e The matte paper surface reduces glare and gives a clean, non-reflective backdrop for presentations and framing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValue pack:\u003c\/strong\u003e Ten sheets per box mean multiple projects or large displays can be completed without repeated purchases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective packaging:\u003c\/strong\u003e Strong double layered corrugated packaging is used to reduce the chance of damaged corners in transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThese foam boards suit teachers, artists, photographers, and event organizers who need a reliable, flat substrate for mounting prints, puzzle backing, school projects, signboards, and display panels. The 30 x 40 in size gives ample space for medium to large visual work while remaining light enough to handle on gallery walls or portable displays.\u003c\/p\u003e\n\u003cp\u003eThose who need weatherproof outdoor signage or heavy-duty structural backing should look elsewhere, as the boards are intended for indoor presentation and craft use and are not waterproof or engineered for exterior exposure.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStrong, rigid feel from the polystyrene core makes mounted pieces look professional and hold shape.\u003c\/li\u003e\n\u003cli\u003epH-neutral white paper liners preserve artwork and printed materials for archival-friendly displays.\u003c\/li\u003e\n\u003cli\u003eMatte finish reduces glare, improving visibility in exhibit and presentation settings.\u003c\/li\u003e\n\u003cli\u003ePack of 10 offers good value for classrooms, studios, and repeated projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome customers report occasional damaged corners on delivery despite the double layered corrugated packaging.\u003c\/li\u003e\n\u003cli\u003eNot suitable for outdoor or wet environments since the board is not waterproof.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eFoam board sheets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e30 x 40 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e3\/16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore material\u003c\/td\u003e\n\u003ctd\u003ePolystyrene foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePaper liner\u003c\/td\u003e\n\u003ctd\u003epH-neutral white paper, matte finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e10 sheets per box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging\u003c\/td\u003e\n\u003ctd\u003eDouble layered corrugated box to protect corners\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Union Premium Foam Board 30 x 40 in 3\/16 in 10-pack is a practical choice for anyone needing consistent, archival-friendly mounting boards for indoor use. Its high-density polystyrene core and pH-neutral paper make it a durable, low-cost option for schools, studios, and presenters, though buyers should inspect shipments for occasional corner damage on arrival.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these boards archival safe?\u003c\/strong\u003e\u003cbr\u003eYes, the boards use pH-neutral white paper liners which are suitable for preserving artwork and prints for display.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the boards work outdoors?\u003c\/strong\u003e\u003cbr\u003eNo, the product is intended for indoor use; it is not waterproof and will degrade if exposed to prolonged moisture or weather.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many sheets come in a box?\u003c\/strong\u003e\u003cbr\u003eThe pack contains 10 sheets of 30 x 40 in foam board with a 3\/16 in thickness.\u003c\/p\u003e","brand":"UNION FOAM BOARD","offers":[{"title":"Default Title","offer_id":48619517608155,"sku":"B085MXL2VV","price":95.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61vhpJYOmhL._AC_SL1500_fbabd0ab-6de8-45dc-8dc3-c809be16e55f.jpg?v=1778439793","url":"https:\/\/gearmusthave.com\/products\/union-premium-foam-board-30-x-40-in-3-16-in-10-pack-matte","provider":"GearMustHave","version":"1.0","type":"link"}