Medical Gases and Vacuum are distributed throughout the hospital using copper pipeline distribution system to provide gas and vacuum at the terminal units. The degreased copper tube is manufactured from phosphorus deoxidized (non-arsenical) copper alloy CW024A, the chemical composition being CU.DHP as per BS EN 13485 Medical Devices: Quality Management system and in accordance with BS EN 13348:2008.Copper pipes and fittings are manufactured in UK.