Sika® FerroGard®-903 Plus is: ́ a unique blend of non toxic, organic corrosion inhibitor based on amino alcohol and salts of amino alcohol technology, designed for use as an impregnation on hardened reinforced concrete. ́ a multifunctional inhibitor which controls the cathodic and anodic reactions. This dual action effect significantly retards both the onset and the rate of corrosion and increases the time to future maintenance. ́ normally applied as part of a corrosion management strategy. It is compatible and a component of all the Sika concrete repair and protection systems.