Coated shower cabin - 8 weeks old - how to remove limescale

Try again with citric acid, let it work lukewarm (I'll leave the how to you ;))

I'll try - it can hardly get any worse! ;)

Limescale can only be removed with acid. I am a specialist in cleaning and hygiene management... everything else is nonsense. Sekusept is even from our company and is an alkaline product. You can find acid, for example, in vinegar.. hence the acetic acid. However, this is very aggressive and can damage the material. Look for acidic sanitary cleaners in a drugstore. Usually, amidosulfonic acid is used, which has a great spontaneous limescale dissolving ability. However, you should wet the grout lines beforehand because grout consists of pure limescale and can therefore be attacked.

If the limescale is already encrusted, it becomes difficult