ʻO 300 ka nui o ka moʻo DG× 220×ʻO ka pahu junction wai ʻo 120 kahi mea uila i hoʻolālā ʻia no nā kaiapuni waho. Loaʻa iā ia ka hana wai maikaʻi a hiki ke pale pono i nā wili kūloko a me nā lako uila mai ka makū o waho. Hana ʻia kēia pahu hui i nā mea waiwai kiʻekiʻe, me ka paʻa maikaʻi loa a me ka pale ʻana i ka corrosion, a hiki ke hoʻohana ʻia no ka manawa lōʻihi i nā kūlana ʻino.
ʻO 300 ka nui o ka pahu hui wai wai DG× 220× 120, kūpono kēia hoʻolālā nui a kūpono i nā kikoʻī like ʻole o nā kaula a me nā wili. He paʻa kona kino, hiki ke pale pono i ke kaomi o waho a me ka hopena, a he hana hoʻopaʻa sila maikaʻi, e hōʻoiaʻiʻo ʻaʻole i hoʻopili ʻia nā mea uila o loko e ka lepo a me ka wai.