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Home  | Indoor (176)  | Business and Home Safety (26)  | Water Management Devices (9)  | Appliance Water Shut-Off Systems (5)

Floodstop 3/4 NPT System for Water Heater

Item Code
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$56.50 (34%)
3.0 Pounds
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Currently In Stock (2/18/2020)
Reduce Water Heater Damage: Flood Stop FS3/4NPT Water Alarm Automatic Val ve

Automatic water valve system reduces water damage: a loud 87 dB alarm sounds and water supply to the water appliance is shut off when a leak is detected by the sensor.    For
  water heater or other 3/4 inch water pipe.  Place Flood stop sensor under or next to tank: detect small water leaks before major flooding occurs . Add protection: attach output contacts to your home security system. 3/4 Inch full port brass water valve full port brass water valve meets the January 1, 2014 drinking water requirements for lead free water valves for all 50 states.

FloodStop FS3/4NPT Version 4 Water Heater Alarm and Shut-Off Valve Features:
  • Easily installs in about 15 minutes.
  • Water Sensitivity Control.
  • Power: AC adapter/transformer or batteries (4 AA batteries, not included). Batteries serve as battery backup is AC is interrupted.
  • Stops Water Flow into Water Heater When Leaks Are Detected.
  • Sounds a Loud 87 db Alarm Alert.
  • No wires to route throughout the home
  • Alarm: beeping with mute button.
  • Water Sensor: 1.5" X 7.5", double sided. Additional sensors may be added in series.
  • AC Adapter Cord Length: 6 Ft
  • Wire Length from the Controller to the Valve: About 30 Inches Long.
  • Other Household Water Devices Remain Operational
  • Output Contacts for Security Systems, Home Automation or Auto-dialer System.
  • FloodStop Controller:3 buttons: Mute, Close Valve and Open Valve.
  • Water sensitivity adjustment. Clockwise: less sensitive. Counter clockwise: More sensitive. 4-pin connection to valve/sensor connector.
  • Solid Brass, Low Lead Full Port Motorized Ball Valve.
  • Use on any 3/4 Inch Water Pipe for Water Leak Protection
  • One year limited manufacturer warranty.
To install, connect valve to the cold water line to the water heater. Mount the control unit. Place sensor(s) on floor. Plug power supply into an un-switched outlet. Note: electricity is used only when the sensor detects water.

NOTE: DO NOT PLACE SENSOR DIRECTLY ON METAL PAN OR DAMP FLOOR. If no water is present and alarm sounds, place paper towel or cloth under sensor to "insulate" against floor dampness or metal of pan. When the paper or cloth gets wet, the sensor activates the shut-off and sounds the alarm.

How FloodStop FS 3/4-NPT-Version 4 Works:
  • The FloodStop valve installs between the water heater and its manual shutoff valve.
  • Water/leak sensor placement is at the water heater base.
  • Valve is open until water leak is detected
  • Water on the sensor signals the Floodstop controller which closes the valve and alarms.
  • Valve remains closed until system is reset and sensor is dry.
Automatic Water Valve Shut Off Technical Specifications:
  • UL Listed Class 2 Wall Adapter, 115AC/9VDC.
  • UPC listed, full port, motorized ball valve: CNC machined.
  • Motor operates at 6VDC.
  • Rated 0-180 PSI. Max 250 PSI. Solid brass.
  • Signal outputs: 2 normally closed.
  • Alarm: beeping with mute button.

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