1. S

    GH, KH, NO2, NO3

    Hello, I'm interested to know if these measurements are good for my fish tank. I might have tested a bit too soon so I will test tomorrow aswell and keep you all updated. Also please link any website below that show what the levels of the water should be! I will attach a picture of the...
  2. tonitetra

    Lowering my GH for Discus Breeding ?

    I have a 50 gallon tank with 4 discus in the tank. My levels are almost perfect. I have no ammonia or nitrite, low levels of nitrate (b/c there are plants in the tank), 0 KH, and 6.8 ph. However, my general hardness is super high. I have tried everything. I have peat moss media in my filter...