Imba yekugezera yemhepo inotora fomu yejet air flow.Iyo centrifugal fan inodzvanya mhepo yakasefa ne-pre-sefa mubhokisi rekumanikidza rakashata mubhokisi rekusimudzira, uye ipapo mweya wakachena unopeperetswa nemhepo yemhepo unopfuura nepanzvimbo yekushanda pane imwe kumhanya kwemhepo.Iyo huruva particles uye biological particles zvevanhu uye zvinhu zvinotorwa, kuitira kuti zvizadzise chinangwa chekuchenesa.