This is a three-piece filter only for M-Triangel CP-301, for CP-302 click here>>
Use time: With an average use of 8 hours per day, it can be used for about 13 months; with an average use of 12 hours per day, it can be used for about 8 months (depending on the use environment and conditions)
Filter type: PP cotton, HEPA filter, activated carbon filter
Treatment types: PM2.5, various odors, formaldehyde, TVOC, PM0.3
- PP cotton filter
- HEPA filter
- Activated carbon filter
Well, this device was my wish for years. And it works. The robustness and nice design, three filters inside, the last one contains carbon grains between two membranes. The noise level is tolerable.