ventilationsaggregat
type: Concept
preferred label: air conditioning equipment @en
preferred label: ilmastointilaitteet @fi

luftfilter
type: Concept
part of: ventilationsaggregat
alternative label: ilmanpuhdistimet @fi
alternative label: luftrenare
broader: filter
in scheme: conceptscheme
preferred label: air filters @en
preferred label: ilmansuodattimet @fi

filter
type: Concept
narrower: luftfilter
preferred label: filters @en
preferred label: suodattimet @fi