SIKA PU Sealant (Sikaflex Construction AP)

Sikaflex® Construction Sealant is a premium grade, moisture-cured, 1-component, polyurethane based, non-sag elastomeric sealant.



  • Designed for all types of joints where maximum depth of sealant will not exceed 1/2”.
  • Suitable for vertical or horizontal joints.
  • Has many applications as an elastic sealant between materials with dissimilar coefficients of expansion.


Ideal for:

  • Weatherproofing of joints between brickwork, blockwork, masonry, wood and concrete or metal frames
  • Sealing joints in walls, floors, balconies, around window or door frames