Oseco's VAPRO-S rupture disc provides bidirectional pressure protection and is excellent for sanitary applications requiring both positive and vacuum pressure protection.  The VAPRO-S rupture disc is designed for applications requiring extremely low vacuum relief while providing positive pressure protection up to 100 psig.

Flow Direction


Positive Burst Pressure Range (psig) Manufacturing Range % Positive Burst Tolerance Fragmentation
4 - 100 Same as Burst Tolerance +-5% > 40 PSIG < +-2% May Fragment

Vacuum Burst Pressure Range (W.C.)

  Vacuum Burst Tolerance  
1 - 30 inches W.C.  

6" W.C. Min, 6" W.C. Max