EN17272:2020isaEuropeanstandardthatspecifiestestmethodsandrequirementsfortheautomateddisinfectionofroomairusingchemicaldisinfectantsandantiseptics.Itfocusesonevaluatingtheefficacyoftheseproductsagainstvariousmicroorganisms,includingbacteria,mycobacteria,spores,yeasts,viruses,andphagocyticactivity.Thestandardprovidesaframeworkfordeterminingtheeffectivenessofautomatedprocesses,suchasaerosolorvapor-basedsystems,inreducingmicrobialcontaminationinindoorairenvironments.Keyaspectsincludedefiningtestconditions,acceptancecriteria,andvalidationprocedurestoensureconsistentandreliabledisinfectionperformance.Thisstandardisintendedformanufacturers,testinglaboratories,andregulatorybodiestoassessandverifytheclaimsofautomatedairdisinfectiontechnologies.