FFP2 selection method

 

First,the dust-blocking efficiency of the mask should be high. The dust-blocking efficiency of a mask is based on its dust-blocking efficiency against fine dusts, especially respiratory dusts below 5 μm.

 

Second,The mask should fit well with the shape of the face. When the mask does not fit well with the face, dust in the air will enter the respiratory tract through the gap around the mask. Therefore, people should choose an anti-particulate matter mask that fits their face shape and wear it correctly.

Third,comfortable to wear, including low breathing resistance, light weight, hygienic to wear and easy to maintain, such as wearing an arch anti-particulate mask.

 

Source: https://www.unisourcesgroup.com/news/48.html