Lightweight, ready-to-paint MDF with a paint grade film FibroPaint Air is lightweight MDF with an excellent millable core. The board has high-quality paint grade film on both sides, so that you can paint, spray or lacquer it without pre-treatment using solvent or water-based paint. These boards can be used in service class 1 (dry environments) and can only be used in biological hazard class 1 of Standard EN-335-3.FibroPaint Air is a board that can be finished in a final colour of your choice without pre-treatment. Furthermore, FibroPaint Air ensures excellent adhesion, fewer layers of paint for a perfect result and uniform paint absorption.