Respiratory protective devices - Fresh air hose breathing apparatus for use with full face mask, half mask or mouthpiece assembly - Requirements, testing, marking
This European Standard specifies minimum requirements for fresh air hose breathing apparatus for use with a full face mask, half mask or a mouthpiece assembly as a respiratory protective device. Two classes of apparatus are covered; the differentiation resulting from mechanical performance and not respiratory protection. Escape and diving apparatus and that used in abrasive blasting operations are not covered by this standard.