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High-performance deformable cementitious adhesive

it is used for the laying of

  • Ceramic, earthenware, stoneware tiles
  • Floors and walls
  • On existing floors and screeds


SEYFLEX-S1 complies with the requirements of the UNI EN 12004 standard.

With SEYFLEX-S1 it is possible to lay up to a thickness of 10 mm and since it has no vertical slip (Thixotropic) it is suitable for vertical laying without the use of spacers. SEYFLEX-S1 is suitable for laying large formats, overlaying and on heated screeds. In these cases, it is recommended that the SEYFLEX-S1 adhesive is also applied to the back of the tile to ensure final performance.

important warnings

  • Strictly follow the indicated water dosage.
  • Do not add aggregates or binders (lime, cement, plaster, etc.) or additives (setting accelerators, thinners, etc.) to the product.
  • The left open time of the adhesive under normal environmental conditions is about 30 minutes. In the case of particularly absorbent screeds, beating sun, wind, high temperatures, this time can also be reduced to a few minutes.
  • Protect all laid coverings against washout or rain for at least 24 hours and against frost or beating sun for at least 5 days after laying.
  • Do not use on concrete subject to intense shrinkage or on walls or floors subject to movement or vibration.
  • For a correct use of the product, consult in advance the UNI 11493 standard.
PackagePallet Kg
GreyBag kg 251500
WhiteBag kg 251500