I-vent seal yenziwe ngefilimu ephefumulayo kanye ne-Heat induction seal (HIS) ngokusebenzisa i-ultrasonic noma i-hot melt welding, efinyelela ngokugcwele umphumela "wokuphefumula nokungavuzi".I-vent seal inomklamo olula, ukungena komoya okuhle kakhulu kanye nokumelana okuhle kakhulu nama-surfactants.Lo mkhiqizo uthuthukiswa ukuze uvimbele isitsha sokugcwalisa (ibhodlela) ukuthi singanyakaziswa noma sibekwe emazingeni okushisa ahlukene ukuze kukhiqizwe igesi ngemva kokugcwalisa uketshezi oluthile, ngaleyo ndlela kubangele ukuba isitsha sigxumeke noma ibhodlela liqhekeke.
I-Vented liner ihamba phambili ekusebenzeni komoya embonini, izinketho eziningi zokungenisa umoya zifeza izidingo zokusebenza ezahlukahlukene.Inikezwa ngocezu olulodwa lwegwebu noma izingcezu ezimbili ze-wax eziboshwe ku-pulp.