... filter with aluminum frame 3.large dust capacity Secondary Filtration F5 Air FilterSize: 595*595*500(mm) Material and ... mediumSynthetic fiberMax. temperature80°CMax. humidity80%RHPressure drop-Air flowFeatures: F5 air filter have high efficiency,low resistance,large dust capacity ... ,large air volume.Applications : F5 air filter used for the ventilation system of air ...