extractor /ɪkˈstræk.tər/ aep /-tɚ/ noun [C]
F0 a machine used to remove something:
» a juice extractorThesaurus+: ↑Removing and extractingF0 (ALSO extractor fan) a piece of equipment used to remove steam, smoke, or unpleasant smells from a room or building
See picture: extractor fan 
Thesaurus+: ↑Vents and ventilation