KEIM GRANITAL® an original ready-to-use potassium silicate-based coating for exterior masonry, concrete, and stucco surfaces. GRANITAL is a traditional water-repellent, historically appropriate potassium silicate-based exterior paint in accordance with VOB/C DIN 18 363 2.4.1 (Mineral silicate paint) with lightfast inorganic pigments and mineral fillers. It offers water repellency and high vapor permeability, forming a chemical bond with the mineral substrate.