-UFakelo oluLula, akufuneki ukuba wenze i-plailing ducting; - Ukuhlanjululwa kwe-HEPA emininzi ye-99%; -Ukucoca umoya wangaphakathi nangaphandle; - Ukusebenza okuphezulu kokushisa kunye nokubuyisela ukufuma; - Uxinzelelo oluncinci olulungileyo lwangaphakathi; -Ifani ephezulu esebenzayo kunye neenjini zeDC; - Ukubeka iliso kwiSalathiso somgangatho womoya (AQI); - Umsebenzi wokuthula; - Ulawulo LWERIMOTHI