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The McDonnell & Miller Series 764 low water cut-off is designed for dependable operation in steam or hot water boilers. This device mounts seamlessly into 2-1/2 inch FIP side boiler tappings.
This low water cut-off is essential for boiler safety, preventing potential dry fire conditions by monitoring water levels. Suitable for residential, commercial, and industrial environments, it stands as a vital component for any boiler system.
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