ʻO nā Pepa kila o ka hale pili i ka pā kila corrugated.ʻO ka pā hale metala ka pā me ka uhi galvanized a i ʻole ka uhi galvalume.Nui ka poʻe e hopohopo nei e mae maʻalahi ka hale kila ma hope o ka makani a me ka lā.ʻO ka ʻoiaʻiʻo, ʻo ka uhi ʻana ma waho o ka tile o ka hale he kūpaʻa.Loaʻa iā ia ka ikaika kiʻekiʻe a me ke kūpaʻa corrosion maikaʻi, nā kala kala kala.Hoʻohana nui ʻia ka laulā o ka pale kila he 650mm, 800mm, 850mm, 900mm, 1000mm, 1200mm, hiki i nā mea kūʻai ke koho i ka laulā, mānoanoa a me ke ʻano nalu e like me kā lākou makemake.Hāʻawi ʻo Win Road International i nā lawelawe maʻamau.