Wellseal WELL1 Jointing Compound is a trusted non-hardening gasket sealant used by professionals and enthusiasts for sealing engine components where flexibility and reliability are essential. Unlike hard-setting sealants, Wellseal remains pliable after application, allowing for thermal expansion and contraction without compromising the seal. It is ideal for use on engine gaskets, flanges, covers, and machined joints, helping prevent oil, fuel, coolant, and air leaks. The non-setting formulation also makes future disassembly easier, reducing the risk of damage to mating surfaces during repairs. Wellseal is commonly used in automotive, classic car, motorsport, and general engineering applications where a dependable jointing compound is required. Supplied in a convenient 100ml container, it offers excellent coverage and precise application for workshop or home use.