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The McDonnell & Miller 155500 is a low water cut-off device designed for steam boilers. It features a float mechanism that operates automatically to prevent low water conditions in low pressure steam systems. This product is suitable for mounting in two and a half inch NPT boiler side tappings.
This low water cut-off features dual precision switches for dependable operation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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