EVA Film for Solar Panel, Solar Cell Encapsulation 2m X 1m X .5mm, 79" X 39". EVA Film is a solid form of encapsulant that is heat cured. The advantages of EVA film are: - high tensile strength - excellent transparency - outstanding adhesion. EVA stands for Ethylene Vinyl Acetate. It is a co-polymer resin. The resin, together with a number of ingredients, is heated and mixed thoroughly and is then extruded through a flat die. EVA film is then formed. Non-yellowing under UV light.