electro air carbon pleated postfilter S1-FRKIT1213_width_25 the filtering media has a

the filtering media has a flexible one inch 'selvedge edge'  that exceeds past the galvanized steel frame to provide a complete gasket seal around the perimeter

with gaps between the filters

Avalable Colors: Pure White

97% efficient at removing particles down to 0

electro air carbon pleated postfilter S1-FRKIT1213_width_25 the filtering media has aPleated carbon postfilter for HEPA air cleaner. Installs underneath main HEPA filter. The activated carbon pre filter and the optional after filter can remove lint and unpleasant odors, atmospheric and household dust, coal dust, insecticides, dust mites, pollen, mold spores, fungi, bacteria, cooking smoke and grease, pet dander and tobacco smoke particles. Lifespan: 6 Months