Bostik Pro Sealant PU91 Construction Polyurethane Grey 300ml (30623104)

PU91 by Bostik is a professional grade construction polyurethane sealant developed for sealing construction joints subject to high movement. This grey PU sealant has a high modulus formulation and is extremely elastic with up to 25% movement capability. Suitable for interior and exterior applications, Bostik PU91 is bubble and primer free, can weather environmental stress, and is ideal for sealing joints that will experience a lot of movement and traffic, such as gallery floors in high rises, or warehouse floors.