Corrosion in our plumbing costs businesses & homeowners in the Tampa Bay region tens of millions of dollars every year in plumbing repair, repiping, flood cleanup and water damage restoration. Copper corrosion in your plumbing systems is a common phenomenon, which can have many causes. Besides actual piping failure, the telltale blue stains the oxidized copper leaves on sinks, tubs, and fixtures can identify copper corrosion. Often laundry and even blonde hair can be tinted blue. Copper can be toxic, and water-containing levels over 1.0 mg/L should not be used for drinking. If ...