Replaceable gas filters according to EN 141, various designs.
![515MKN0023 - Fig. may deviate](https://www.schweiss-shop.de/images/515MKN0023HA.jpg)
The complete mask consists of 4 parts: the reusable mask body (without filters), 2 replaceable gas filters according to EN 141, the particle filter adapters and 2 replaceable particle filters according to EN 143.