6 x Carbon Filter
12.5 cm x 8 cm
5 layers of filter protection ( please refer to photo)
The frequency for replacing the PM2.5 filter in your mask depends on how fast the activity you’re using it for will load up the activated carbon layer.
- Occasional use, it could be up to 72 hours, which is equivalent 1 to 3 days, which could amount to 1 to 2 weeks
- Non-dusty places, we recommend grabbing a fresh filter after 16-24 hours of total use. But if you’ll be exposed to
- Very dusty activities (e.g. woodworking, gardening, etc.) and environments, extended use should be limited to 8 hours. You can also consider discarding your PM2.5 filter immediately after you finish the task.
- However, you should also consider hygienic and practical concerns to know when it’s time to dispose of the filter.