Stainless Steel Quick-installation Exhaust Valve Tank Top Pressure Relief Valve

sanitary breathing valve vacuum exhaust safety valve stainless steel vacuum breathing valve specifications / model: 1.5〞-2〞 Ф38-Ф51 connection form: quick-installation valve body material: 304 sealing ring: three EPDM Exhaust pressure: 1.0~2.0bar 0.1Mpa~ 0.2Mpa Vacuum pressure: 0.3~0.6bar 0.03Mpa~ 0.06Mpa Working principle: When the internal pressure of the container is higher than the set pressure value, the valve will automatically open to container