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No - its not hardSTUNNING TankIs it hard to get corals and livestock in Poland?

I live over 300km from Gliwice - in Rzeszów.Where are you in Poland? I do quite a bit of business in the area of Gliwice.







In natural water you will find also copper sulfate but in very low concentration. I use this product for more than 4-5 years with great results. I have lot of invertebrates like snails , misis , and crabs in almost every acro
This extremely low amounts of copper sulfate is in Coral E for a reason...
Don't worry you can use it.


