Ngokusho kwe-EN285, ukuhlolwa komoya kungenziwa ukuqinisekisa ukuthi umoya awukhishwe ngempumelelo.
Kunezindlela ezimbili zokususa umoya:
Indlela yokukhipha phansi (ngoba umusi ulula kunomoya, uma umusi uwohloka kusuka phezulu kwensimbi, umoya uzoqongelela phansi kwegumbi lokubhula lapho kungakhishwa khona.
Indlela yokukhuphula ye-vacuum ephoqelelwe ukusebenzisa ipompo ye-vacuum ukususa umoya egumbini lokufaka inzalo ngaphambi kokujova umusi. Le nqubo ingaphindwa kaningi ukususa umoya omningi ngangokunokwenzeka.
Uma umthwalo uhlanganiswe entweni ye-porous noma ukwakheka kwensiza kungavumela umoya ukuba uqongelele (ngokwesibonelo, amadivayisi anama-lurrow ama-ligress anjenge-sitrobe, futhi kubaluleke kakhulu ukuphuma ngokucophelela igumbi lokubhula, bese kuthi umoya wokuqeda amandla kufanele uqunga ngokucophelela, ngoba kungaqukatha izinto eziyingozi zokubulawa.
Igesi ehlanzekile kufanele ihlungwe noma ifudumele ngokwanele ngaphambi kokuba ingeniswe emkhathini. Umoya ophelelwayo ongeshwatshwayo uhlotshaniswe namanani anda kakhulu esifo seNosocomial ezibhedlela ezibhedlela (izifo zeNosocomial yilezo ezenzeka esimweni esibhedlela).
4 Lesi sikhathi sesikhathi sibizwa nge- "Equilibrium Time".
Ngemuva kokufinyelela emazingeni okushisa okuqinisa inzalo, lonke igumbi lokuhlanza inzalo ligcinwa endaweni yokushisa inzalo yesikhathi ngokuya ngaleli lokushisa, elibizwa ngokuthi isikhathi sokubamba. Izinga lokushisa elihlukile lokufaka inzalo lihambelana nezikhathi ezihlukile zokubamba ubuncane.
5 Amanzi ayinyumba angafafazwa egumbini lokuhlanza inzalo noma umoya ocindezelwe angasetshenziswa ukusheshisa ukupholisa. Kungadingeka ukuthi upholise umthwalo wokushisa kwegumbi.
I-6. Ukomisa ukusula igumbi lokubulala inzalo ukuze kuholele amanzi asele ebusweni bomthwalo. Ngenye indlela, fan epholile noma umoya ocindezelwe ungasetshenziselwa ukomisa umthwalo.