In the smog, masks are essential personal protective equipment, and the selected masks are different depending on the ambient air quality. There are professional anti-PM2.5 masks and masks with replaceable filters. Masks, medical masks, masks, cotton masks. Different types of masks have different service lives. How long does it take to replace the mask?
Usually need to replace the anti-PM2.5 mask within 2 days. Professional PM2.5 protective masks, such as N99 masks, N95 masks, etc., will be replaced after two days of use, otherwise they will not have a good protective effect.
In addition, such masks are not suitable for long-term wear, because they have good air-tightness, which can easily cause people to breathe poorly and mask hypoxia. You can choose whether to wear a professional PM2.5 mask according to your daily air quality. If the air quality is good, you can choose a normal dust mask.
Mask with PM2.5 filter
Masks that can replace PM2.5 filters are usually replaced every 8-10 days, and it is recommended to clean the mask body every 2-3 days. This type of mask is a filter that has the function of preventing the PM2.5 mask from being antibacterial in the dust mask inside the public mask. The filter is usually disposable, usually 8 to 10 days (8 hours per day). If stains appear on the filter, replace it immediately.