Flame Arrestors

In-line, free vent, deflagration and detonation flame arrestors providing maximum flow and minimum pressure drop.

Maximum flow. Minimum pressure drop.

Emerson offers a wide variety of flame and detonation arrestor products with maximum flow to pressure drop characteristics. Our portfolio includes in-line, free vent, deflagration and detonation flame arrestors. Enardo™ flame arrestors use spiral wound, crimped-metal ribbon flame cell elements to inhibit flame propagation by absorbing and dissipating heat. Connection sizes range from 3/4 inch up to 36 inches.

Flame Arrester Solutions

End of Line Flame Arrestors

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End-of-line flame arrestors, also called vent-to-atmosphere types, prevent external flames from entering tanks or enclosures. They use a single crimped metal ribbon element to cool and quench flames in unconfined, atmospheric conditions, protecting storage tanks and vents from ignition sources like lightning.

About Flame Protection

Unconfined Flames

Unconfined flames are end-of-line applications that are not restricted by a physical barrier such as a pipe. Since they are not restricted, they propagate slower (below the speed of sound). Still, they require protection so that a flame is prevented from moving into a tank and igniting.