Abstract: Disclosed is a pipe coupling for connecting the ends of two tubular conduits comprising: an annular gasket arrangement comprising: an annular ring for straddling two such conduit ends, wherein the annular ring is formed with a pair inwardly facing annular recesses; and a pair of annular sealing elements each located in a corresponding one of the annular recesses and each for sealing around a corresponding one of two such conduit ends; and a casing arrangement comprising a plurality of casing elements connected together by fixing elements so as to surround the gasket arrangement, wherein the casing arrangement comprises a pair of radially inwardly extending projection arrangements, each projection arrangement for engaging an annular groove formed in each such conduit end.