NA 027

DIN Standards Committee Optics and Precision Mechanics

Draft standard

prEN 144-4
Respiratory protective devices - Gas cylinder valves - Part 4: Excess flow devices

Title (German)

Atemschutzgeräte - Gasflaschenventile - Teil 4: Abströmsicherung

Responsible national committee

NA 027-02-04 AA - Occupational respiratory protective devices  

Edition 2026-02
Original language English
Price On Request
Table of contents