Efflorescence blocking sealer for application on the back of tiles and absorbent paving slabs prior to installation.
- Suitable for use on natural stone, granite, marble, agglomerates, terracotta and absorbent materials
- Stops contaminants rising from the substrate to the material surface such as salts, tannins and oxides, preventing the formation of streaks or strains
- Permanent protection
- VOC free
