BS-4532 › Complete Document History
Specification for snorkels and face masks


Obsolete Revision Information:
   REPLACED BY BS-EN-1972 - WITHDRAWN IN 2016 - Feb. 29, 2016
   AMD 2420 - AMENDMENT 1 - Dec. 1, 1977
   1969 EDITION - WITHDRAWN, 8/2/2013 - Dec. 31, 1969