White or Grey Slow Setting – 20kg 1 Part Adhesive.Ultra Tile Fix ProFlex SPES 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 a high level of deformation for greater tolerance to movement. Ultra Tile Fix ProFlex SPES is a polymer-modified adhesive that 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. Ultra S1 high flex adhesive has been specially formulated to provide extended workability needed when laying large format tiles and intricate work. Polymer modified to provide an S1 level of flexibility the adhesive is designed for areas with moderate levels of vibration and surface movement often experienced with wood floors and non-structural walls. Suitable for use with all floor and wall tiles, including ceramic, porcelain, natural stone, and all living heat underfloor heating. With the benefit of being a 1 part, adhesive flexibility is already added in so no additives are required. Only water is added to the mix to provide you with an all-in-one flexible high-grab adhesive. This makes it easy to mix, and easy to work with leaving you with a very versatile and high-quality all-in-one adhesive. All our Adhesives and grouts are designed for use by the professional tiler. They are however easy to mix and use so also suitable for a competent DIY enthusiast.