Igwe eji ụfụfụ PVC igwe PVC foamboard extrusion igwe PVC foamed bọọdụ bụ nke ihe nchekwa gburugburu ebe obibi ọhụrụ, nke a na-akpọ enweghị bọọdụ enweghị ntụpọ na mba ọzọ, yana post abụọ, enweghị mpụta mmanụ, enweghị mmiri na-ahụ maka mmiri, na-eguzogide ọgwụ, nke a na-akpọ blister boar. .
GỤKWUO