04/09/2025

SikaSeal®-75 is a two-part hard-setting mastic engineered to deliver unmatched durability and security.

With its non-pick finish, chemical resistance, and ability to withstand permanent water immersion, it complies with UK prison safety and security specifications for ultimate peace of mind.

Easily mixed and applied, SikaSeal®-75 is the ultimate solution for challenging environments.

SikaSeal-75 Hard-Setting Mastic Packaging

Why Choose SikaSeal®-75?
  • Stay secure: Cures to a hard, vandal-resistant seal for ultimate security.
  • Project approved: Complies with UK Prison safety and security specifications.
  • Keeps water out: Ideal for use in floor and wall joints around swimming pools and shower rooms.
  • Built tough: Joints remain intact even when exposed to harsh chemicals and strong impact.
  • Strong and durable: Withstands significant compression to remain secure in challenging environments.
Drawing of sealant being applied to prison cells
Where to Use
  • Cells, holding areas, and secure perimeters requiring vandal-resistant joints.
  • Perimeter securing of cell windows, doors, and sanitaryware.
  • Swimming pool joints under constant immersion.
  • Compression joints in shower rooms and areas.

Click here to discover how SikaSeal®-75 can secure your next project.