Ma ke ʻano he hangers hoʻokūkū ʻoi loa o ka ʻoihana, noi ʻia kā mākou c-kaha no nā mea hiki ke hōʻuluʻulu i nā mea paʻa. A loaʻa iā lākou kahi kaulana nui a puni ka honua, ʻo ia hoʻi ma ʻAmelika Hema, ʻAmelika Hema, ʻEulopa, Hikina Waena a me ʻAsia. Eia kekahi, aia nā ʻano lapaʻau ʻokoʻa no kāu koho: Pre-galvanized, Zinc plated, epoxy a me Green galvanized hoʻopau e hālāwai me kāu pae ʻokoʻa anticorrosion pono.