Bostik Super Vulcaseal SealantSuper Vulcaseal Elastomeric, solvent release temperature curing sealant. It is best used for sealing, patching and filling of leaks, cracks, holes and gaps. In its cured state, it is transformed into a tough, elastomeric material which allows for reasonable motion or movement of connected elements without cracking or losing adhesion. USES: It is a one component sealant for use on and between all common household, automotive and construction materials.