This document refers to filtering devices designed for protection against carbon monoxide (filter self-rescuer). It specifies minimum requirements for filter self-rescuers. This document does not apply to apparatus for work and rescue or to diving apparatus. Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
DS/EN 404:2005 history
2005DS/EN 404:2005 Respiratory protective devices for self-rescue - Filter self-rescuer from carbon monoxide with mouthpiece assembly