CPV code 42131140 designates Pressure-reducing, control, check or safety valves in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
42131140 sits under 42131100 (Valves defined by function) and groups 8 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.