ʻO ka wehewehe pōkole:

Hōʻike: ʻO ka valve flap he valve ala hoʻokahi i hoʻokomo ʻia ma ka puka o ka paipu hoʻoheheʻe ma ka pā kahawai. I ka pau ʻana o ka paipu hoʻoheheʻe wai, ke ʻoi aku ka nui o ke kaomi wai ma luna o ke kahawai hydrostatic o ke au o ka muliwai, e wehe ʻia ke kīpē flap. Ma ka ʻaoʻao ʻē aʻe, e pani ʻakomi ʻia ka disc o ka valve flap no ka pale ʻana i ke kai o ka muliwai mai ka ninini ʻana i loko o ka paipu wai. Hoʻohana: He kūpono no ka wai kahawai, ka wai kai, kamaʻāina a me ka ʻoihana ʻoihana a me nā mea ʻē aʻe. No Name Mat ...