You may not even know you have a leak until you get a high water bill. If you live in Northern Virginia, chances are your old plumbing pipes could be the culprit. However, determining the exact cause of your leak could take some work. This is when you need to call on M.E. Flow's team of plumbing experts with the skills and equipment to find and repair your water leak. Water lines, toilets, faucets and shower heads can all spring a leak.