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 forThe assessment of compliance withThe requirements.
EN 404:2005 history
2005EN 404:2005 Respiratory protective devices for self-rescue - Filter self-rescuer from carbon monoxide with mouthpiece assembly