Respiratory equipment - Open-circuit self-contained diving apparatus for use with compressed Nitrox and oxygen - Requirements, testing, marking; German version EN 13949:2003— 10 стр.
Respiratory protective devices - Gas cylinder valves - Part 1: Thread connections for insert connector; German version EN 144-1:2000 + A1:2003 + A2:2005— 16 стр.
Respiratory protective devices - Gas cylinder valves - Part 3: Outlet connections for diving gases Nitrox and oxygen; German version EN 144-3:2003— 8 стр.