... -woven, meltblown+glass fiber,PTFE(Washable).Detailed information:1.Waviness of pleat block along length be kept to a minimum2.Pleat ... , pollens, mold spores, dust mites, and other allergens. Removal of many bacteria.Solid particles captured are not released into the air ... 's requirement2.Prefilter net can be added on the surface of hepa to prolong its service life. Application:MERCEDES BENZ C ...