Air-Proof Paint Additive is a photocatalytic product with a reinforced action towards air purification and with self-cleaning effects. The product significantly reduces all sorts of pollutants - in the presence of visible light and/or UV-light. Air-Proof Paint Additive can be used as an additive for many types of paint. The product can be used in water and solvent based paints. This revolutionary product makes indoor air purification and self-cleaning possible.