Old Filter Used Again?

  1. A

    ANNE BRADLEY New Member Member

    Can I use an old filter system that was used when fish died again over a year later on a new tank? Looking to start new with a 115Gal tank. Any tips are welcome!
  2. Fanatic

    Fanatic Fishlore VIP Member

    Yes, just clean it with hot water first, there won’t be any bacteria left most likely.