Copper pipes used in the installation are marked with labels showing the gas type and flow direction according to the color codes specified in the EN ISO 7396-1:2007 Pipe systems for compressed medical gases and vacuum EN ISO 7396-2: Anesthetic gas evacuation systems standard.
All manufacturing and assembly processes are tested in accordance with test procedures and test forms prepared in accordance with EN ISO 7396-1, EN 13348:2008 and HTM 02-01 norms.