Nispira 3-In-1 True HEPA Filter For Colzer Air Purfier BKJ-33 Removes Smoke and Pet Odors stovetop coffee maker Suggest replacing the filter every

Suggest replacing the filter every 6 months the most to maximize the performance

dust and debris etc

Filter dimension: 14

Dilution can be adjusted to taste

Suggested to replace annually for optimized performance

Nispira 3-In-1 True HEPA Filter For Colzer Air Purfier BKJ-33 Removes Smoke and Pet Odors stovetop coffee maker Suggest replacing the filter everyNispira 3 in 1 True HEPA and activated carbon filter replacement compatible with 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