A double flanged composite fitting, featuring a telescopic action between a flanged spigot and a flange adaptor, specially designed to provide longitudinal adjustment in flanged pipe systems. Dismantling joints also provide a simple method for the installation and removal of flanged valves, pumps, flow meters and flanged pipe work.

Tie rods are provided for final anchoring and location and also double as flange jointing bolts reducing the number of these required.