42912310 - Water filtration apparatus

CPV code 42912310 in the EU Common Procurement Vocabulary refers to Water filtration apparatus. It sits at level 6 of the CPV hierarchy as a subcategory within the 42 division. This code is nested directly under 42912300, narrowing the broader category into the specific area of water filtration apparatus. As a leaf code, 42912310 has no further subdivisions and represents the most precise classification available in this branch — buyers should reference it directly in tender notices when the procurement primarily concerns water filtration apparatus. Contracting authorities across the EU use 42912310 in TED notices and national procurement portals to signal that a tender relates to water filtration apparatus.