Many thanks for the answer! Ok, and what would be proper minimum TDS?
Im not very much anxious about dirty water) For CRS I'LL to keep the clearest water possible) just on the contrary) so that what worries me) no to make the water clearer and softer than really needed for zebras)

Thank you Jacqueline) But in my experience CRS didnt complain much even about 30 C this crazy hot summer) As I can see the stability of conditions is their priority. Actually the usual indoor temperature of my tanks (without heating) is 28-29 C. So, I m not so worried about the temperature. Well, th...

Ok, Ill ask the question in other words) Will GH 5 be acceptable for keeping Zebras?)

Hello to everybody from Ukraine, Would be grateful for your comments on tyhe following question. Going to set up a tank for zebras and considering the possibility of keeping crystal red shrimps with zebras. Ive been keeping these shimps in a small tank with gh 6 and t about 28 and they are doing qui...