mtn mural water based protection varnish 1000 ml mattMTN Mural Protection Varnish in matt finish seals and protects your murals with a flat, non reflective surface. This 1 liter water based acrylic varnish works both indoors and outdoors, covering about 15m. The UV filter extends the life of outdoor work by protecting against sun damage and fading. Dries fast and won't yellow over time. Apply it with a brush, roller, or paint sprayer you can dilute it if needed for sprayer application. Sticks well to