ʻO nā kānana ʻeke kila kila, nā hīnaʻi kānana kila kila i loko, ʻoi aku ka maikaʻi, hoʻohana nui ʻia i nā ʻoihana ʻaila, etc.
ʻO ka kānana ʻeke ʻeke kiʻekiʻe e hoʻohana i ke ʻano kānana kuʻuna top-entry a haʻahaʻa i waho o ka kānana ʻeke e hoʻoheheʻe i ka wai e kānana mai kahi kiʻekiʻe a i kahi haʻahaʻa. ʻAʻole pili ka ʻeke kānana e ka haunaele, kahi e hoʻomaikaʻi ai i ka pono kānana a me ke ola lawelawe o ka ʻeke kānana. He 0.5㎡ ka wahi kānana.