ALCHIMICA’s cementitious same day under tiles waterproofing for balconies and terraces based on the two-component, rapid-drying, highly flexible cementitious membrane for waterproofing HYGROSMART®-IMPER-C-2K-FLEX SUPERFAST along with the fast-setting C2FTE HYGROSMART®-ADHESIVE ULTRA-2K allows waterproofing works to be performed in severe climatic conditions without sacrificing speed as tiles can be installed over the waterproofing after a few hours.