This product is specifically designed to reduce the risk of water damage due to water leakages from ruptured pipes during excessive low temperatures. The thermal sensor is calibrated to automatically shut off the main water supply at a temperature around 46°F thus preventing any significant water damage when water pipes have been compromised. No Power required: No electricity or battery needed.
You can forget about replacing batteries or call the electrician for wiring it up as it is mechanical and completely automatic
°F and °C
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1.5" x 3" x 6"
Mechanical Instrument - No Power Required
Heavy duty 30,000 cycles rated stainless steel spring with unique gearing system for easy operations- even a child can do it
Aerospace quality temperature sensor High cycle rated stainless steel spring Approved for drinking water Does NOT need Batteries or Electricity Activalve is a manual or automatic temperature sensing water shut-off device. The valve is located at the nearest location of the water main entering the house or structure and can be either manually activated or act automatically as a protective device in freezing temperatures.