Bostik PU91 Construction Polyurethane Sealant 300ml Grey is a professional grade 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 sealant is bubble and primer free.

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Material	Polyurethane
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