GRI 2600T Colors G, Water Sensor/normally Closed For A Closed Loop Circuit/12 Volts DC/With 2 Probes - 2600T Undetected water damage such as that caused by leaking pipes or corroded water heaters cost homeowners ten?™s of thousands of dollars each year. Such repairs are time consuming and costly to correct. Applications could include computer room sub-floor areas, telephone equipment rooms, bathrooms, laundry rooms, any areas adjacent to a water storage tank or piping. Also evaporative air conditioners, drip pans, overflows and/or drains