Wagner & Stern Original Medical Grade Replacement 4 Layers Filter Cartridge for Air Purifiers WAGNER and LEMARC USA 888 Series.

["Wagner & Stern. Medical Grade Replacement 4 Layers Filter Cartridge for Air Purifiers WAGNER WA-888 and LEMARC USA 888G.","MEDICAL GRADE FILTER: filter pass up 0.03% of 0.1 micron particles per liter of air..","We recommend replacing the air filter every 6 to 8 months.","This filter also used in LEMARC USA WA888G series air purifier and it is OEM product for this brand."]