上海初效纸框过滤器，苏州初效过滤器。
Application: Primary filter for air conditioning systems.应用:中央空调系统中的预过滤器Specification 性能参数Type: High performance disposable pleated panel filter.类型：可抛弃式高性能密褶板式过滤器Media: Mixture of cotton and synthetic fibr滤材：棉纤化纤混纺材料Frame: Rigid water resistant cardboard.外框材质：耐高湿防水纸板外框EN779:2011 filter class:G3(EN779), 90%≥EA≥80% @Arrestance efficiency G4(EN779), EA≥90% @Arrestance efficiency过滤效率等级：G3(EN779), 90%≥EA≥80% @计重效率 G4(EN779), EA≥90% @计重效率Recommended final pressure drop: 250 Pa.建议终阻力：250PaTemperature: 70ºC maximum in continuous service.连续稳定运行温度：不高于70ºC