BS-7273-4 Complete Document History
Code of practice for the operation of fire protection measures

Complete Current Edition:
   2015/A1 EDITION - Actuation of release mechanisms for doors. - Jan. 25, 2021

Obsolete Revision Information:
   2015 EDITION - Code of practice for the operation of fire protection measures. Actuation of release mechanisms for doors - June 30, 2015
   2007 EDITION - REAFFIRMED IN 2013 - April 30, 2007