nitrate filter

  1. Mark82

    Water Change

    Hi all, So I’m hoping someone can provide me some more insight into why we need to do a weekly water change. I know everyone says you need to do between 25 to 50% water change weekly, but for me I want to know why, I am trying to understand why we need to do this. Before I go any further I...
  2. Waterkeeper

    Can Nitrate filter increase PH?

    Hi - Newbie to this forum, I am puzzled by a water filter I installed at home and which is causing issues with a huge PH rise. Sorry for the background saga, but is important - any chemistry guru's view would be massively appreciated. Another forum could not help so far. Tank: 60L Freshwater...