aufzuhärten can order the water to fall back on simple and inexpensive means and does not rely on products from retailers. It is found in every supermarket. A similar product is also suitable Bullrich salt. can increase
To Gersamthärte GH to use gypsum, which is calcium sulfate.
increase by about 3 grams, the hardness of 100 l of water by 1 degree of hardness
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