Bostik STR350A is a good compromise between an adhesive and a sealant. STR350A is based on Silyl Modified Polymer (SMP) and is suitable for making elastic constructive joints and elastic sealings.
Bostik STR350A is a versatile multipurpose SMP joint sealant and adhesive for elastic constructive joints and seals, and offers strong general bonding for bus, caravan, and trailer construction. This high quality formula adheres to a variety of substrates without primer, including many metals, glass, PVC, polyester, and lacquered wood for general bonding and panel assembly applications. Its excellent bonding properties, very good aging and UV-resistance, and odorless and neutral curing make STR350A the optimal choice for a variety of uses.