Dhulka dhalinyarada ah ee shaqo xiriira ah ay ku sameyn doonaa shaqo xiriira ah waxbarashooda si aad ugu yaraan adeegga ventilation ee dhammaad ah. Waxay ka socotoonteeya teknolojiyada kama variable-speed drives, motors energyefficient iyo controls carruurta ah. Waxaa laga heli karaa macluumaadaha dareerka ah oo ka soo galin kartaa xogga speed marka lagu talagalaystayn in low ventilation u baahan yihiin. Xogga shaqo xiriira ah ee ku jirin waxaa la kuliyaa carruurta utility ah oo ka soo jeedo dalitaanka utility ah, wuxuu yeelaa in ay ku caddeysto operations carruurta ah ee dhammaad ah, waxayna yeelayn in ay ku yimid fans ideal ah u dirirayaasha carruurta ah ee shaqo xiriira ah.