PU pale pale wai
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ʻAno I PU ka uhi pale wai
ʻO ka National standard Type I polyurethane waterproof coating he polymer waterproof coating e pili ana i ka honua, ikaika kiʻekiʻe, hoʻonui nui, ikaika hoʻopaʻa paʻa, uhi kiʻiʻoniʻoni ʻaʻohe ʻōpala, kū i ka wai i ka corrosion, viscosity maʻalahi, kūpono a maʻalahi ke kūkulu ʻana.
