4 Packs. True HEPA Replacement Filter suitable with MA-14 Air Purifier MA-14R MA-14R-B1 MA-14R-W1

superior meets or exceeds leading national brand.. Dimension 7 x 7 x 6.6". Suggest to replace filter every 6 months to optimize performance Easy to install. Activated Carbon filter removes any unfavorable household odors from kitchen, wildfire smoke and any harmful VOCs 4 packs included. True-HEPA captures up to 99.97% of particles, as small as 0.3 microns. Nispira 3-in-1 premium True HEPA with activated carbon replacement filter appropriate with MA-14 air purifier Compared to original part MA-14R Preliminary filter traps large particles such as hair, dust