Hōʻoiaʻiʻo ʻia a hilinaʻi, ʻike ʻia kā mākou mau kaola pale kila ma ke ʻano he metala maʻalahi i ka nānā mua ʻana. Eia naʻe, ma ka nānā pono ʻana, e ʻike ʻoe i ka hoʻohui ʻia ʻana o nā holomua ʻenehana like ʻole a me nā hoʻomaikaʻi hou ʻana mai kā mākou ʻike nui. Mai nā ʻaoʻao o ka hale hana i hoʻopaʻa ʻia e mālama ana i ka ʻaoʻao o ka pākeʻe a hiki i ke kua maʻalahi e hoʻomaʻamaʻa i ka noho maʻalahi o ka ʻaoʻao pale, hoʻoikaika mau mākou no ka hoʻonui ʻana i ka huahana. Eia kekahi, hana ʻia nā pahu kila UPG me ke kila electrogalvanized e like me nā kūlana DIN EN (German Institute for Standardization, European Edition), e hōʻoiaʻiʻo ana i ka maikaʻi ʻole i kēlā me kēia manawa.