Tsamaiso ea moea ea ho beoa ha Pentilation ea ngoana e arotsoe kampong e ntle, khatello e mpe ea khatello ea maikutlo, khatello e lekanang (kapa moea o nepahetseng oa moea. Boitšoaro bo Monate le khatello ea maikutlo (kapa li-groulirator tse lekaneng
In the case of non filtration negative pressure, according to the different ways of the air intake, but also divided into roof wind mode, curtain cooling roof into the wind mode, and roof plus the longitudinal wind of the joint mode of the curtain. Lehlabula ka ntle ho mocheso o ka leboea oa serame sa leboea-bophirima kapa hanyane ka ho fetisisa ho feta a 30 kapa ho ts'oara marulelo a moea o phoroselang. Sebaka se seng sa mocheso ea lehlabula se lokela ho ba le moea o fokang, kapa lesira ka nako e ts'oanang o sebelisa moea o futhumetseng oa mocheso ka sekheo).
