If your house older, chances are the original water plumbing pipes are most likely copper or galvanized steel, and the sewer pipes are cast iron, clay, or plastic. If you are seeing signs of corrosion and leaks, such as, discoloration, stains, dimpling, pimples, or flaking, it may be time to replace the plumbing. Another way to detect pipe corrosion is to look at the color of the water after a time away from the house, is it yellow, brown, or reddish? If it is, you’re probably looking at rust in the water, which is a sign of pipe corrosion. Titan repairs the most common plumbing problems, which include: drippy faucets, leaky pipes, running toilets, clogged drains, low water pressure, sump pump replacement, and water heater leaks.