PRODUCTS 
Relief / Backpressure 

Fisher and Tartarini backpressure valves and regulators maintain desired upstream pressure by varying the flow in response to changes in upstream pressure. Pressure relief valves provide overpressure protection in case of unexpected pressure buildup.

Other Products Sold by Emerson:
Fisher Brand
Type EZR Relief Valve or Backpressure Regulator
Fisher Type EZR pilot-operated, pressure relief valve or backpressure regulator is typically used in city gate and district stations as a relief valve for overpressure protection, or in commercial and industrial applications as a backpressure regulator.

Tartarini Brand

V/50, V/60, and V/20-2 Series Spring-Loaded Relief Valve
Tartarini V50, V60, and V20-2 Series automatic spring-loaded relief valves are designed to keep line pressure below preset values.
VS-FL Series Pilot-Operated Relief Valve
Tartarini Type VS-FL series relief valves are servo-controlled relief valves suitable for installation with any type of non-corrosive gas appliance.
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