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FIG 77

1/4” Expansion Relief Valve

Designed for use on aboveground storage tank piping systems. Allows excess pressure caused by thermal expansion of the liquid to return to the tank.

Product Features

Standard Features

Not for use with leak detection systems

One way flow

Easily installed into existing piping systems

Includes copper tube fitting (tube not included)

40 PSI Pressure setting is approximate


Construction Details

  • Body: Brass
  • Cap: Brass
  • Spring: Stainless steel
  • Ball: Brass
  • Connectors: Brass

Product Ordering Instructions

Figure Suffix Size Description Weight (lbs)
077 0200 AV .25” Expansion Relief Valve .05
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