Acryrub Flexi
Acryrub Flexi is a high-quality, plasto-elastic, one-component joint sealant based on acrylic dispersion. It has high movement capability and is developed for interior and exterior applications.
- Used for filling and insulation in wooden and PVC windows and expansion joints of prefabricated building elements.
- Paintable after curing. Maintains its elasticity after drying.
- Since it is water-based, it does not affect the filled surface. It becomes waterproof after curing and does not cause color bleeding.
- Provides good adhesion to many porous surfaces and aluminium.
- Used on window sills, joints between skirting boards and wall connections.
- Used in connections of all types of joinery with plaster, window sills and other building materials. Suitable for joints with high movement capability.

Key Advantages
Application Areas
Window and Prefabricated Joints
Used for filling and insulation in wooden and PVC windows and expansion joints of prefabricated building elements.
Paintable Elastic Filling
Paintable after curing and maintains its elasticity after drying. Effective for joints with high movement capability.
Surface-Friendly Application
Since it is water-based, it does not affect the filled surface. It becomes waterproof after curing and does not cause color bleeding.
Porous Surfaces and Aluminium
Provides good adhesion to many porous surfaces and aluminium. Offers safe application for interior and exterior connection details.
Sill and Wall Connections
Provides aesthetic and durable filling on window sills, joints between skirting boards and wall connections.
High-Movement Joints
Used in connections of all types of joinery with plaster, window sills and other building materials. Suitable for joints with high flexibility and movement.
Technical Specifications
| Property | Value |
|---|---|
| Base | Acrylic Polymer |
| Skin formation (*) | Approx. 20 min (20°C / 65% RH) |
| Density | 1.10 g/ml |
| Temperature resistance (fully cured) | -20°C to +80°C |
| Maximum movement capability | 25% |
| Volume loss | 15% |
| Surface Application Temperature | +5°C --> +35°C |
| Packaging Information | 310 ml Cartridge / 30 Units per Box |
| Colors | White, Grey, Anthracite Grey, Bronze, Golden Oak, Brown |
| Packaging Information | 400 ml Sausage / 24 Units per Box |
| Colors | White, Golden Oak, Anthracite Grey, Bronze |
| Packaging Information | 600 ml Sausage / 15 Units per Box |
| Colors | White |
Application Tips
Application Area
Acryrub Flexi is used in wooden and PVC windows, expansion joints of prefabricated building elements, window sills, joints between skirting boards and wall connections.
Performance Advantage
Paintable after curing, maintains its elasticity and becomes waterproof. It offers professional performance in joints with high flexibility and movement.
Surface Compatibility
Provides good adhesion to many porous surfaces and aluminium. Thanks to its water-based structure, it delivers safe results without affecting the application surface.
Storage and Application
For best results, the product should be applied between +5°C and +35°C and stored for 15 months in unopened packaging in a cool and dry environment between +5°C and +25°C.
















