ULTRAVENT 25: G ¾, G 1, ¾″ NPT & 1″ NPT

Precise pressure control from 5 to 500 mbar The ULTRAVENT 25 is a spring-loaded, direct-acting safety relief valve designed to vent excess gas pressure from receivers, pipelines and other equipment. Its compact, flow-optimised design provides precise opening and closing behaviour while protecting sensitive systems and processes. Every valve is 100% factory-tested, with reliability demonstrated over more than 100,000 operating cycles. Benefits Closes tightly again after activation Individually adjustable opening pressure from 5 to 500 mbar Compact design High blow-off volume flow Reliability tested over 100,000 cycles Available with G ¾, G 1, ¾″ NPT or 1″ NPT female threads Pressure rating PN16 Free from oil and grease Suitable for pressure-control and pressure-maintaining applications Can also be used as a vacuum breaker TÜV-certified configurations available Options Pressure-maintaining configuration with a 100 μm stainless-steel inlet filter Optional 100 μm stainless-steel outlet strainer to help prevent external contamination Available in brass or stainless steel (ES) PEEK valve disc: operating temperature from −30°C to +100°C Stainless-steel valve disc: operating temperature from −30°C to +270°C NBR, CR and other elastomer seals available FDA-approved elastomers and components available on request Approvals WITT quality management certified to ISO 9001 Manufactured in accordance with PED 2014/68/EU Module H TÜV component approval as a safety valve in accordance with DIN EN ISO 4126-1 for applicable configurations from 100 to 500 mbar Applicable brass versions without an inlet filter are designed and cleaned for oxygen service in accordance with the relevant EIGA and CGA requirements