ʻO kaʻeke wai maʻalahi i hanaʻia me ka PVC flexible fabric, he hana waiʻole maikaʻi loa, a hoʻohana nuiʻia i nāʻoihana he nui no ka mālamaʻana i ka wai a iʻole nā wai'ē aʻe, e like me ka hōʻiliʻiliʻana i ka wai ua, ka mālamaʻana i ka wai inu, ka hoʻoukaʻana i kaʻeke wai ho'āʻo no ke alahaka, ka paepae, a me ke kaʻaahi, a pēlā aku.