Hoʻohana nuiʻia nā pila kila kila i nā'ōnaehana piping, ka mālamaʻana i ka wai, ka cimical, a me nā mahina'ē aʻe. ʻo kahi laʻana:
1. Hiki ke hoʻohanaʻia: Hiki ke hoʻohanaʻia nā pipes kila kila no ka hale e kau ana i nā pipes e hāʻawi ana, nā mea e hoʻopihapiha wai, etc.
2.ʻO ka wai wai:ʻO nā pila stielless he nui nā'āpana nui i ka wai, e lawe ana i ka wai, ke ahiʻana i ka wai e hoʻopili ana i ka wai, a me nā'ōnaehana'ē aʻe.
3.ʻO kaʻoihanaʻenehana
