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Float Switch Articles & Analysis: This-Year
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It is February. A dry fire sprinkler system’s auxiliary drain sits quietly in a loading dock. Overnight temperatures drop, water in the drum drip freezes, and the ice cracks the lower ball valve. By morning, the system has tripped, and water discharges onto the floor that is now frozen. The building is now dealing with a flooded and icy loading dock, a disabled fire sprinkler system, and ...