产品特性：                                                                                                                                                                                                           * 过滤表面大；初阻力低；风量大；容尘量高；完全可抛弃型                                                                                                                                 * 滤料：全白色合成纤维滤料、活性炭过滤棉滤料、无纺布滤料、针刺棉滤料等                                                                                                      * 框架：防水硬纸板 * 耐温：80℃。 纸框过滤器常规尺寸：287*595*46 （12”*24”*2”）、495*495*46 (20”*20”*2”)、 595*595*46 (24”*24”*2”)、595*595*46 (24”*24”*4”)                                                                                                                                                用途： 纸框过滤网使用成本低，粗尘过滤，空气过滤系统预过滤；大量用在办公楼,会议室，医院， 商场，机场等大型民用建筑通风空调系统普通工业厂房或洁净室的集中通风空调系统的预过 滤。