{"title":"MDO (Medium Density Overlay) Panels","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-sheets-root=\"1\"\u003eTough, smooth, and weather-resistant, MDO (Medium Density Overlay) is a premium-grade plywood designed for exterior and high-moisture applications where durability and a clean finish matter. We offer top-quality MDO panels ideal for outdoor signage, soffits, fascia, cabinetry, concrete forms, and painted projects that require strength and stability. MDO is constructed with a core of industrial-grade plywood and a resin-impregnated paper overlay that provides a smooth, paint-ready surface. It resists warping, cracking, and delamination—making it perfect for Canadian weather conditions and long-lasting performance in tough environments. As a proudly Canadian company, Windsor Plywood specializes in hard-to-find building materials and offers expert, one-on-one service. Whether you're building durable exterior features or creating a smooth, professional finish for interior work, MDO delivers both rugged reliability and a superior surface.\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"mdo-plywood","title":"MDO Plywood","description":"\u003cp\u003eMDO (Medium Density Overlay) plywood is a panel product with a resin-impregnated fibre overlay bonded to the face under heat and pressure, available at Windsor Plywood. The overlay creates a smooth, consistent paintable surface that eliminates wood grain telegraphing. MDO is the standard panel for exterior signage, concrete forming, painted exterior soffits, and painted architectural panels.\u003c\/p\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eResin-impregnated overlay creates a smooth, grain-free paintable surface\u003c\/li\u003e\n\u003cli\u003eWaterproof phenolic resin adhesive for exterior performance\u003c\/li\u003e\n\u003cli\u003eSurface accepts paint without grain telegraphing\u003c\/li\u003e\n\u003cli\u003eAvailable in one-sided and two-sided overlay configurations\u003c\/li\u003e\n\u003cli\u003eMore durable than standard plywood in exterior paint applications\u003c\/li\u003e\n\u003cli\u003eStandard panel for exterior signage and painted architectural panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 12px;background:#f5f5f5;width:40%;\"\u003eTypical Sheet Size\u003c\/th\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e4' x 8'\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 12px;background:#f5f5f5;width:40%;\"\u003eCommon Thicknesses\u003c\/th\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e3\/8\", 1\/2\", 5\/8\", 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 12px;background:#f5f5f5;width:40%;\"\u003eOverlay\u003c\/th\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eResin-impregnated fibre -- smooth, consistent, paintable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 12px;background:#f5f5f5;width:40%;\"\u003eGlue\u003c\/th\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eWaterproof phenolic resin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 12px;background:#f5f5f5;width:40%;\"\u003eApplication\u003c\/th\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eExterior signage, concrete forming, painted soffits, architectural panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eCommon Uses\u003c\/h4\u003e\n\u003cp\u003eMDO plywood is used for exterior painted signage where a smooth, stable painted surface is required over many years of exterior exposure. It is also used for concrete forming panels, exterior soffits and fascia, painted exterior wall panels, and any application where a smooth, exterior-durable painted surface is needed without grain telegraphing.\u003c\/p\u003e\n\u003ch4\u003ePro Tips\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eApply an exterior-grade primer specifically formulated for wood before painting MDO -- this seals the overlay and improves paint adhesion.\u003c\/li\u003e\n\u003cli\u003eSeal all cut edges with a paint-on wood hardener or edge sealer before installation -- the plywood core at cut edges is vulnerable to moisture penetration.\u003c\/li\u003e\n\u003cli\u003eFor concrete forming, apply a concrete form release agent before each pour -- MDO can be reused multiple times as a form panel when properly maintained.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between MDO and regular plywood for paint?\u003c\/strong\u003e\u003cbr\u003eRegular plywood has a wood veneer face that telegraphs grain through paint. The MDO overlay creates a uniform, grain-free surface that accepts paint evenly and produces a smoother, more professional painted appearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan MDO be used for interior applications?\u003c\/strong\u003e\u003cbr\u003eYes. MDO's smooth, stable surface is excellent for interior painted wall panels, built-in furniture, and any interior application where a smooth painted surface without wood grain is desired.\u003c\/p\u003e","brand":"Windsor Plywood","offers":[{"title":"Default Title","offer_id":50093158596906,"sku":"","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/8622\/9546\/files\/752-0125-MDO-G1S-18_5MM.jpg?v=1744080661"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/8622\/9546\/collections\/752-0125-MDO-G1S-18_5MM-close-up.jpg?v=1746294969","url":"https:\/\/www.windsorplywood.com\/collections\/mdo\/plywood-sheet-goods.oembed","provider":"Windsor Plywood","version":"1.0","type":"link"}