Oseco's POSIPRO is a bidirectional rupture disc that provides both positive and vacuum pressure protection.  The POSIPRO is designed for applications requiring extremely low positive pressure relief while providing vacuum protection up to 100 psig.

• Size Range: 3"-10" DN80-DN250
• Service Type: Gas & Liquid
• Operating Ratio: 90% for 1" to 10" Water Column, 80% for 10" - 30" Water Column

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POSIPRO Flyer / POSIPRO Installation Guide