94470 Combination Conservation Vent and Deflagration Flame Arrester

94470 Combination Conservation Vent and Deflagration Flame Arrester
  • Available with Expanda-Seal™ Option

  • ATEX EN 12874 Approved

  • ISO 16852 Approved

  • Cost effective, dual purpose

  • Provides pressure & vacuum relief

  • Serves as a barrier between external flame and internal vapors

  • Provides protection against flame propagation


The Shand & Jurs Model 94470 Combination Conservation Vent and Deflagration Flame Arrester is a single, easy to configure package providing for pressure and vacuum relief, as well as positive flame stop on low pressure tanks containing flammable liquids or solvents having a low flash point.

The conservation vent features cushion seated diaphragms constructed of FEP Teflon for reliability and extended service life. For high reliability, the pressure and vacuum pallets are both peripherally and center stem guided.

The unitized tube bank provides maximum flow while minimizing pressure drop. Both body and tube banks are available in numerous materials to meet the requirements of your site.

Temperature monitor device available. Consult factory.


L&J Technologies or any of it's subsidiaries assume no responsibility and shall not be liable for any damage, injury or death caused by the mis-application or improper installation of the products that it provides. Installation shall be per manufacturer's instructions in accordance to any applicable local, state or federal regulations. It is the responsibility of the purchaser to ensure these guidelines are followed and that the products are applied properly.