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  • Specs

Positive Displacement Meter - Check Valves

Back Check Valves:  Eliminates counter advancement and backtracking between deliveries.  It works by ensuring the delivery hose is always packed with fuel.  Also included built in pressure relief.

Spring Loaded Check Valves:  Provides back pressure to increase air/vapor eliminator efficiency and to prevent reverse flow.

  • Materials of Construction: Aluminum (Back Check) & Cadmium plated steel (spring loaded check)
  • Back check valves are rated to 350psi.