The VSH XPress Gas fitting is a press fit fitting used with a pressing tool which compresses the fitting. VSH XPress Gas press fit fittings are designed specifically for use with copper tube to BS EN 1057 on internal & external above ground 2nd and 3rd family gas installation pipework. VSH XPress Gas press fit fittings hold the BSI Kitemark certification, and DVGW approved meeting the requirements of the Gas Safety Regulations 1998 with a 25 year guarantee when used with copper tube to BS EN 1057.