Exhaust fan inogona kushandiswa zvakanyanya mukurima, kupfuya mhuka, chirimwa, machira, migodhi, greenhouse uye mamwe maindasitiri. Isu tinoedza kugadzira zvigadzirwa zvine mashandiro akanaka, akanaka mumhando, akakwana mumhando dzakasiyana uye mutengo wakanakisa.