Tec7 is an instantly waterproof adhesive that also bonds, mounts and seals even under water. Tec7 is a solvent free, food grade safe and practically odourless adhesive meaning it can be used throughout the house without causing harm (to include fish tanks). Super strong, holds up to 20kg once fully cured. Tec7 is fast curing, a 6mm bead takes approximately 24 hours to cure but can be painted 20 minutes after application. Tec7 Trans Clear is UV and mould resistant. Tec7 is an excellent sealer and instantly waterproof which makes it perfect for sealing around your bath or shower tray. Tec7 is also safe to use on mirrors. The 310ml cartridge offers fantastic value for money. Tec7 is the one product you need with thousands of applications around the house, garden or on site!