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Fire Sprinkler Systems
Flowswitches
WFSR-F

WFSR-F

Pressure Activated Waterflow Alarm Switch with Retard

The Model WFSR-F is a pressure operated switch with an adjustable, instantly recycling pneumatic retard to prevent false alarms due to water pressure variation. The WFSR-F is connected into the alarm port of a wet sprinkler system alarm check valve.

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