Highly Flexible, Rapid Setting Floor & Wall Tile AdhesiveUltimate is a high specification, highly flexible (S2) and rapid cement based floor and wall tile adhesive. Developed for fixing to difficult substrates, Ultimate is ideal when fixing to surfaces subject to limited movement and/or vibration. A fast track adhesive, Ultimate can be used on green screeds. Ultimate is suitable for fixing a large variety of tiles to a large variety of substrates as listed below. Its rapid setting capability allows for light foot traffic and grouting after 3 hours. Ultimate is ideal for areas subject to prolonged or permanent wet conditions such as swimming pools. Ultimate can be used internally and externally and it is unaffected by frost after setting.Ultimate is designed to fix tiles to surfaces subject to movement and/or vibration. Some types of tiles may not have the structure to absorb movement without cracking, please consult with the supplier of the tiles regarding this matter.