The Mapei Mapesil AC Mould Resistant Silicone Sealant in Volcano Sand (149) is a high-performance, solvent-free sealant perfect for both interior and exterior applications. This versatile product is designed to deliver superior adhesion and mould resistance, ensuring long-lasting and durable results. The silicone formula incorporates Mapei's innovative BioBlock technology to prevent mould growth, making it ideal for high-moisture environments like kitchens, bathrooms, and even swimming pools. This sealant offers excellent thermal and chemical resistance, with high elasticity that allows it to maintain its integrity and appearance even under movement or expansion. It is available in a 310ml cartridge and comes in a stylish Volcano Sand color that can blend seamlessly with a variety of surfaces, particularly in tiling, caulking, or sealing joints