Exhaust fan shine sabon nau'in ceton makamashi da yanayin iska da kayan sanyaya kayan aiki, wanda galibi ana amfani dashi don magance matsalolin iskar shaka mara kyau, irin su zazzabi mai zafi, cushe, hayaki da wari, ƙura da dai sauransu Popular ana kiransa babban fan fan, ma'ana, wani nau'in babban fanka mai rufewa...
Kara karantawa