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Old 18th March 2013 | 17:41
  #1315 (permalink)  
inetdog
 
Joined: Feb 2013
Posts: 71
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From: Placerville, CA
mostlylurking:
Does such a valve exist?
The webcast mentioned a rupture disk. Very old technology which is far more likely to open before needed than to fail closed. There will also be a sensor to alarm when the disk ruptures.
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