A range of compression fittings to join yellow gas MDPE pipe together and for transitions; i.e. to join yellow gas MDPE to steel pipe. The pipe is inserted into the fitting to the predetermined length and the nut tightened. Special tools are not required. Instructions are supplied with each fitting. Fittings for use with MDPE pipes are supplied complete with insert stiffeners. All fittings are galvanised. Suitable for Natural Gas and LPG.