Having been manufacturing Tube and Pipe Weld Purging Systems since 1975 Huntingdon Fusion Techniques (HFT) said it has evolved the science of Weld Purging to new levels. Along with other recently announced scientific developments in its Weld Purge Monitor series, the Company has now reached the Fifth version of its Tube and Pipe Weld Purge System designs by launching the new PurgElite range of Tube and Pipe Weld Purging systems for diameters from 1” to 24” diameter inclusive.