00youknowit00
Aquarium Advice Addict
Leftysav said:How can you get the nitrate down in your tank though if your tap has 20ppm!?! My tap has been great up til about 2 weeks ago and now it's crap...
Are you asking for yourself? Or did the OP say this too? I skimmed back through and didn't see where he said he had nitrates in his tap. I could have missed it though.