Iyunithi yokucoca fan ye-FFU sisixhobo semodyuli sesiphelo somoya esinamandla kunye nomsebenzi wokucoca.Igumbi elicocekileyo le-4 "* 4" i-FFU Fan Filter Unit ene-HEPA isetyenziselwa kumagumbi acocekileyo kunye neeshedi ezicocekileyo kwaye inokufikelela kwiklasi ye-100 yokuhlanjululwa.
I-FFU iza nefeni yayo, eqinisekisa ukuba uzinzile kunye nokuhamba komoya.
.Ukufakwa kweModular kukulungele kwaye ukugcinwa kokuthengiswa emva kokuthengisa kulula, kwaye akuchaphazeli ukucwangciswa kwamanye ama-air vents, izibane, izixhobo zokutshiza umsi kunye nezixhobo zokufafaza.