Pure, mould-resistant, acetic silicone sealant with BioBlock technology suitable for movements of up to 25%. Advantages: Highly elastic Resistant to mould (BioBlock technology) Free from solvents Strong and long-lasting Maximum guarantee Excellent adhesion Smooth and flexible High resistance to heat and chemicals Exceptional durability Wide range of colours Examples of applications: Sealing joints in ceramic and cement wall and floor coverings, as long as they are not heavily worn. Sealing joints between sinks or sanitary ware and ceramic tiles in kitchens, bathrooms, and showers, using colours that match the Mapei coloured grout collections. Sealing expansion joints in swimming pools. Assembling glass tile compositions and artistic stained glass windows. Sealing glazing, doors, window frames, portholes, windows, and glass. Sealing air ducts and water pipes. Sealing tanks, service pipes, and boilers. Sealing joints that experience high chemical and thermal stress. Sealing materials with different coefficients of thermal expansion.