{"product_id":"liquitex-professional-gesso-surface-prep-medium-3-78l-smooth","title":"Liquitex Professional Gesso Surface Prep Medium, 3.78L - Smooth","description":"\u003cp\u003eIn this review of the Liquitex Professional Gesso Surface Prep Medium, the bottom line is clear: this is a professional-grade, fluid gesso aimed at painters and illustrators who need reliable surface preparation with excellent coverage. The 128-oz bottle supplies enough material for multiple canvases or large panels, and the product's low viscosity makes it easy to spread and ideal for adding tooth before applying acrylics or oils. It is a sensible choice where one coat is often sufficient and when artists want a smooth, workable ground that accepts both paint and airbrush techniques.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eFluid consistency:\u003c\/strong\u003e The medium's lower viscosity spreads evenly for a uniform ground and reduces brush drag during application.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReduces paint and gel viscosity:\u003c\/strong\u003e It can thin heavier paints and gels for smoother blending without compromising adhesion.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLarge 128-oz bottle:\u003c\/strong\u003e The 3.78L size is convenient for studios and classrooms, delivering value and fewer refills for larger projects.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIntermixable with Liquitex products:\u003c\/strong\u003e Compatible with Liquitex Professional acrylic paints and mediums so artists can tint or modify the gesso safely.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSafe for educational use:\u003c\/strong\u003e Conforms to ASTM D4236, making it suitable for schools and shared studio environments.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOne-coat coverage:\u003c\/strong\u003e Often requires only a single coat on many substrates, saving time on preparation for murals and panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis gesso is best for professional and serious hobbyist painters who prepare multiple canvases, panels, or mural substrates and appreciate a fluid, easily spreadable primer. It's particularly useful for users who work with both acrylics and oils and need a reliable tooth for subsequent layers. The large bottle size also suits instructors and studios that prep many surfaces.\u003c\/p\u003e\n\u003cp\u003eCasual crafters who only prime a few small surfaces may find the 128-oz container larger than necessary and could prefer a smaller size. Those requiring highly textured or specialty grounds might look to student or heavy-bodied primers instead of this more fluid, smooth gesso.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eProfessional, smooth finish that many customers describe as excellent for airbrushing and egg tempera.\u003c\/li\u003e\n \u003cli\u003eGood coverage and surface tooth for both acrylic and oil applications, often with a single coat.\u003c\/li\u003e\n \u003cli\u003eLarge volume and intermixability with Liquitex Professional paints and mediums provide studio value and customization.\u003c\/li\u003e\n \u003cli\u003eConforms to ASTM D4236, making it appropriate for classrooms and workshops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eThe 128-oz bottle may be excessive for occasional painters or those who only prep small pieces.\u003c\/li\u003e\n \u003cli\u003eAs a fluid gesso, it provides a smoother ground and less heavy texture than some artists prefer for impasto techniques.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eGesso Surface Prep Medium\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e128-oz (3.78L)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eConsistency\u003c\/td\u003e\n\u003ctd\u003eFluid \/ low viscosity\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eIntermixable with Liquitex Professional acrylic paints and mediums\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eUse\u003c\/td\u003e\n\u003ctd\u003ePrepares canvas, wood, paper, metal for acrylic and oil paint\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSafety\u003c\/td\u003e\n\u003ctd\u003eConforms to ASTM D4236\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Liquitex Professional Gesso Surface Prep Medium is a solid studio staple for artists who need a smooth, reliable primer in large quantities. It covers well, often in a single coat, and its fluid nature makes application easy while remaining compatible with Liquitex paints for tinting. For painters prepping multiple canvases, panels, or classroom supplies, it represents good value and professional performance, though casual users may prefer a smaller container or a heavier-bodied gesso for textured effects.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this gesso be used under oil paint?\u003c\/strong\u003e\u003cbr\u003eYes. The product is formulated to prepare surfaces for both acrylic and oil paint by adding tooth and sealing the substrate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the gesso safe for classroom use?\u003c\/strong\u003e\u003cbr\u003eYes. It conforms to ASTM D4236, making it suitable for educational and studio environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the gesso be tinted?\u003c\/strong\u003e\u003cbr\u003eYes. It is intermixable with Liquitex Professional acrylic colors and mediums, allowing customized tints.\u003c\/p\u003e","brand":"Liquitex","offers":[{"title":"Default Title","offer_id":48609968980187,"sku":"B001UNPDAS","price":76.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71FiS7IeDkL._AC_SL1500.jpg?v=1778406908","url":"https:\/\/gearmusthave.com\/products\/liquitex-professional-gesso-surface-prep-medium-3-78l-smooth","provider":"GearMustHave","version":"1.0","type":"link"}