The McDonnell & Miller FS4-3 General Purpose Flow Switch is a reliable and durable valve designed for use with water. With its high-quality construction and trusted brand name, this flow switch is suitable for a wide range of industrial and commercial applications. This new water flow switch comes in a quantity of 1, making it a convenient and efficient choice for controlling the flow of water in various systems. This is new old stock been sitting on a shelf box is dirty
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