Garden Sprinkler Problems: Why Has Your Rain Sensor Stopped Working?
When you had your irrigation sprinkler system installed, you may have added a rain sensor to the sprinkler. These sensors are a handy way to save water and avoid over-watering your lawn.
Rain sensors are really useful if you have automatic settings on your system and you aren't around to turn things off in rainy weather. Without a rain sensor, the sprinkler will carry on watering even in a downpour; a sensor simply does the sensible thing and shuts the system down until the rain stops.
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