Made in china HEPA efficient cylinder filter

1.Black carboard framework, foam wrapped on the back edge to provide postive seal.
2.Electrostatic high quality material to promise high efficiency.
3.HEPA Pad materials are available in six types: PP filter paper, glass fiber,compound PP+PET filter paper, meltblown+polyester non-woven, meltblown+glass fiber,PTFE(Washable).

4.Activated Carbon Pad can be added on the surface to absorb harmful gas
5.Removal of dust, pollens,dust mites and other allergens or bacteria.
6.Solid particles captured are not released into the air again.