MAPESIL AC is a pure, mould-resistant, acetic silicone sealant with BioBlock technology designed for movements up to 25%. This highly elastic sealant is perfect for sealing, filling gaps, and bonding various surfaces. It offers excellent mould resistance, is solvent-free, and provides strong, durable performance with maximum adhesion. Key features include smooth and elastic application, high thermal and chemical resistance, and excellent durability. Available in a wide range of colours.