I-valve yebhola lebhola le-pneumatic ye-pneumatic ye-pneumatic ye-pneumatic ye-pneumatic iwumkhiqizo ojwayelekile we-valve osetshenziswa kakhulu emkhakheni wezimboni.Yenziwe ngezinto zethusi ezisezingeni eliphezulu futhi inokumelana nokugqwala okuhle nokumelana nokushisa okuphezulu.Le valve ifinyelela ekusebenzeni kokuvala ngokulawula umoya futhi inesici sokuphendula okusheshayo.Ukwakheka kwayo kuhlangene, kulula ukuyifaka, futhi kulula ukuyisebenzisa.Amavalvu ebhola lomoya wethusi anentambo ephindwe kabili yabesilisa angasetshenziswa kakhulu ezinhlelweni zamapayipi athutha amagesi, uketshezi, nezinye imidiya, ngokusebenza okuhle kokuvala namandla okulawula uketshezi.Ukuthembeka nokuzinza kwayo kuyenza ibe enye yemishini ebaluleke kakhulu emkhakheni wezimboni.