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Polymer Waterproof Board / Maka ọrụ mkpuchi mmiri
Waterproof osisi na-akpọ geomembrane, na-eji 0.8mm oké geomembrane a na-akpọ waterproof osisi, <0.8mm a na-akpọ geomembrane, ọ dabeere na polymer dị ka isi akụrụngwa mere nke ihe mgbochi seepage ihe, kewara n'ime homogeneous waterproof osisi na mejupụtara. waterproof osisi.
