UltraTile ProFlex CSA is a single part, rapid setting, polymer modified flexible tile adhesive for use on internal walls and floors. It is specially formulated from calcium sulphate to provide compatibility with other calcium sulphate substrates, ensuring low tension throughout curing without the need for barrier primers as required by cement based adhesives. It is ideally suited for all calcium sulphate substrates such as anhydrite floor screeds and plaster walls.