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The Honeywell FM911 1/2 NPT Backflow Preventer is a versatile and efficient tool designed for plumbing systems. The FM911 model combines a backflow preventer and a boiler fill valve, ensuring the prevention of backflow and maintaining the correct pressure in the system.
This backflow preventer and fill valve assembly from Honeywell includes features such as a fast fill feature, built-in check valve, and pressure-balanced piston design. It is ideal for automatic control of boiler feed water and other pressure-reducing applications.
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