Galvanized iron pipes are steel pipes covered with a protective layer of zinc. Galvanized pipes were installed in many homes built before the 1960s. Over many years, zinc erodes from galvanized pipes, exposing the steel. The steel then starts to rust or corrode.
Read MoreOld Galvanized water pipes. What’s the life expectancy? What are signs galvanized pipes are failing? What do I replace galvanized pipe with?
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