FULL PALLET DEAL 54 BAGS - Ultra ProFlex SPES Standard Set Flexible Adhesive - GREY 20kg is a single part, standard setting, flexible adhesive for wall and floor tiles. It is specially formulated with extended workability, enhanced adhesion and flexibility, making it ideal for areas where slight movement or vibration can occur. Classified as S1 in accordance with EN12004 it has the high level of deformation for greater tolerance to movement. UltraTileFix ProFlex SPES is a polymer modified adhesive which provides enhanced performance and high bond strength including installations subject to moisture. It has extended set properties for contractors who prefer a longer pot life. It is able to take light foot traffic within 18 hours of installation depending upon temperature and substrate