Bostik V4 is a neutral curing, low modulus silicone sealant, designed for superior adhesion to metal and masonry surfaces. It cures by absorption of atmospheric moisture to form a flexible and durable elastomeric seal.
Precast and concrete panels
Coated copper and brass plaques
Sealing of polycarbonate sheeting
Expansion joints on pavers
General purpose building and construction seals
Highly elastic, neutral curing
Low modulus: +/-35% dynamic joint movement capability