Hiki ke hoʻokaʻawale ʻia ka pahu uea PVC i loko o ka papa hana ʻoihana (ʻoi aku ka lawe ʻana i ka wai ʻoihana, ka aila, ka pauka wai, nā mea kanu kemika, a me nā mea ʻē aʻe) a me ka papa meaʻai (ka hale hana meaʻai e lawe ana i ka wai, ka waiū, ka wai ʻai, ka lawe ʻana i ka waina) ka waiʻona, ka pia a me nā mea ʻē aʻe, ka mana makani, suction a me ka wai, nā huahana aila, nā kemika haʻahaʻa haʻahaʻa a me nā mea wai a me nā mea paʻa.