Tikkurila Otex Akva is a quick-drying water-based adhesion primer, formulated to adhere well to various demanding surfaces making it a great alternative to solvent-based primers in a lot of cases. Thanks to its water-based formula, Otex Akva is light to brush on, easy to level, and has a mild odour which makes this highly adhesive matt primer a great choice for interior use. It provides excellent adhesion to tough surfaces such as glass, tiles, or fibreglass.