Back Pressure Valves are designed to control an adjustable and constant pressure upstream of the valve. A spring keeps the valve closed. As the inlet pressure rises the valve opens.
These self-acting overflow valves are used to maintain a constant P1 (upstream pressure) within a system.
Need some extra help? For a brief summary of our self-acting control valves you can click here to get a an overview of the different types and their benefits. For a more detailed look into the operating principles and parameters you can click here to get a more detailed overview of our self-acting valves.
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