Simple Do-It Yourself Method to Check Leakage In Internal Plumbing System

1. Turn off all water taps in your premises.

2. Observe the water meter for 30 minutes to see if the lowest digit still rotates.

3. If this digit rotates, it strongly suggests leakage in the internal plumbing system because a water meter should normally stop rotating when all the water taps are turned off.

4. Employ a licensed plumber to rectify the leakage.

*	This method may not be able to detect insignificant leakage. In such case, a licensed plumber should be employed to follow up the problem thoroughly.