Water meter rotation, turn off the valve will not turn, but did not find leakage
The accuracy of the former is higher than that of the latter, but it requires high water quality and is easily blocked when the water contains impurities. An instrument for recording the amount of water used in running water is mounted on a water pipe, and when the user leaves the water, the pointer or wheel turns on the table to indicate the amount of water passed.
Water meter: an instrument for measuring water flow. The cumulative flow of water is mostly measured. Generally divided into the volume of water meters and speed water meter two categories.
This situation is basically leaking pipes inside the wall. There are two cases, one is the Water Leakage place, if such as wall and buried in the ground Water Leakage in the shelter, not found, another is the meter is broken, exclusion, to find someone to see whether the broken water meter.
