ʻO ka pōkole Huahana 90 ʻO ka paipu kaupaku WPC ka nui-nui U-meke kiʻekiʻe me ke kiʻekiʻe kiʻekiʻe aʻe no ka ʻike ikaika ʻana, kūpono no ke kāʻei kaupaku ākea nui.

ʻO ka pōkole Huahana 60 ʻO ka paipu kaupaku WPC he ʻano U-nui kona nui. Hoʻohana ia me ke keel no ka hoʻokomo ʻana i ke kaupaku modular a hoʻonui i ka waihoʻoluʻu spatial.

ʻO ka pōkole Huahana 45 ʻO ka paipu kaupaku ʻo WPC he ʻano U-like ʻo ia ke ʻano o ke kaupaku, hiki ke hoʻohui ʻia i loko o ke kaupaku grille, e hāʻawi ana i nā laina ʻekolu-dimensional maʻalahi a me ka hopena o ke kaupaku hanu hou.