Nispira 3-in-1 True HEPA and activated carbon filter replacement compatible with Colzer Air Purifier Compared to the original part BKJ-33 3 Stages Filtration: Preliminary filter prevents any big visible particle such as hair, dust and debris etc from passing through. True-HEPA filter captures up to 99.97% of particles as small as 0.3 microns. Activated Carbon filter remove unfavorable household odors like cooking, wildfire smoke, pet smell, VOCs etc. Size 16.75" x 12.12" x 2.10". 1 pack included. Suggest to replace the filter every 6 months to optimize the performance and keep the indoor air fresh and clean. 100% customer satisfaction guaranteed. Quality meets or exceeds leading national brand
