Zitholele ikhambi eliwujuqu lokuvikela ugesi nge-ePTFE ulwelwesi olungenamanzi oluphefumulayo lokungenisa umoya.Ngokuklanyelwe ngokukhethekile ukuhlangabezana nezidingo ezidingekayo zezimboni ezihlukahlukene, le membrane ethuthukisiwe iqinisekisa ukusebenza okuphelele nokuphila isikhathi eside kwamadivayisi kagesi.Ngezakhiwo zayo ezingavamile ezingangenwa amanzi futhi eziphefumulayo, ibhalansisa ngempumelelo ukuhluka kwengcindezi yangaphakathi neyangaphandle, ivikele izinto zikagesi zakho emanzini, ekugqwaleni kwamakhemikhali, amazinga okushisa aphezulu, emisebeni ye-UV, uthuli, namafutha.