Nispira premium True HEPA with preliminary filter and activated carbon replacement filter compatible with Elechomes Air Purifier EPI236. Preliminary filter traps large particles such as hair, dust. True-HEPA captures up to 99.97% of particles, as small as 0.3 microns. Activated carbon layer to deodorize any unfavorable household odor such as smoke, cooking smell, chemical, pet odor etc. 1 pack included. Suggest to replace filter every 6 months to optimize performance. Easy to install. Dimension 7.5" x 7.5" x 7.5". Quality meets or exceeds leading national brand. Elechomes is a trademark or registered trademark of its respective holder. This is not an OEM product. Use of the brand name Elechomes and its model is solely for the purposes of demonstrating compatibility. It does not imply any affiliation with the trademark holder or endorsement by the holder.