Bostik S320 Seal’n’Flex Perimeter is a high-quality acetoxy silicone sealant designed for expansion and construction joints. It cures with moisture to form a strong, durable rubber seal that stays permanently elastic, making it ideal for areas exposed to movement and the elements.

This sealant offers excellent resistance to UV rays, water, and weather, ensuring long-lasting performance both indoors and outdoors. It adheres well to a wide range of materials including glass, painted wood, ceramics, and enamelled surfaces.

Key Features:

• Weatherproof and UV resistant

• Long-lasting flexibility

• Strong adhesion to various surfaces

• Ideal for expansion and perimeter joints

• Easy to apply and smooth finish