Mapesil AC 114 Anthracite is a high-performance acetic silicone sealant designed for durable and flexible sealing applications. This highly elastic, durable, 100% silicone formulation provides excellent resistance to mould, solvents and extreme temperatures, supported by advanced BioBlock® technology. Capable of accommodating movement up to 25%, it delivers a strong and long-lasting seal in an anthracite grey finish.