Ivalve yokulawula
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i-valve yokulawula izinga lokugeleza kanye ne-valve yokulawula umoya
Sethula i-valve yokulawula ukugeleza: Isixazululo Esihlukahlukene Sokulawula Okunembile
I-valve yokulawula ukugeleza, eyaziwa nangokuthi i-valve yokulawula umoya, iwumkhiqizo onqenqemeni ohlanganisa ukwethembeka, ukuguquguquka, nokunemba ezinhlelweni zokulawula uketshezi.Njengoba inamagama amabili esikweletu sayo, le valve inikeza isisombululo esibanzi sezimboni ezifuna ukulawulwa nokugeleza okuphelele.
