Panel lumi anu
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ʻO ka Polyurethane PU Sandwich Panel no ka lumi anu
ʻO ka Polyurethane Insulation Panel i hana ʻia me ka polyurethane me ka maikaʻi thermal insulation hana e like me ka mea i loko, a me ka papa waiho ʻano ʻano plywood i haku ʻia me ka pā kala kila, ke kila kuhili ʻole, ka pā alumini i hoʻopaʻa ʻia, ka paʻakai paʻakai, ka pepa galvanized, etc. e hoʻokō i ka pono kiʻekiʻe loa o nā ʻōnaehana manuahi a me ka refrigeration.
