Ressi TA QS -1 Ressi TA QS-1 is a polymer modified cement based quick set tile adhesive which can be used for the bonding of ceramic and porcelain tiles over cementitious substrates. Ressi TA QS-1 is an ideal tile adhesive which can be used for the quick bonding of ceramic, porcelain, natural tiles, and stones over areas where immediate traffic after application is required.