ʻO ke kūpaʻa ikaika i ka wā:ʻO ka papa honua he ASA / PVC polymer coextrusion layer, kahi e hoʻonui nui ai i ka pale ʻana i ka wā.ʻAʻole hiki ke mae no 7-10 mau makahiki.Ma hope o 10 mau makahiki, e mae mālie i ka 5% o ka makahiki.
Nui i nā ʻano like ʻole:ʻO kā mākou huahana co extrusion he nui nā ʻano o nā mana a me nā kala.ʻOiai ʻaʻole hiki i nā ʻano a me nā kala ke hoʻokō i nā koi o nā mea kūʻai aku, hiki iā mākou ke hāʻawi iā ʻoe i nā ʻano hana a me nā lawelawe kala.