BS-EN-14451 › Complete Document History
Devices to prevent pollution by backflow of potable water. In-line anti-vacuum valves DN 10 to DN 50 inclusive. Family D, type A

Complete Current Edition:
   2020 EDITION - In-line anti-vacuum valves DN 10 to DN 50 inclusive. Family D, type A - July 6, 2020

Obsolete Revision Information:
   2005 EDITION CORRIGENDUM 1 - CORRIGENDUM 1 FOR 2005 EDITION - Nov. 1, 2008
   2005 EDITION - Devices to prevent pollution by backflow of potable water. In-line anti-vacuum valves DN 8 to DN 80. Family D, type A - Dec. 21, 2005