UV and Bio Pellets?

A UV will only kill what travels through it, so provided your not adding any bacteria to the system with the bio pellets you should be fine.

If you adding bacteria to colonise it, leave the UV off for a few weeks,
 

IF YOU HAD TO TAKE A REEFING EXAM, WOULD YOU PASS?

  • Yes!

    Votes: 32 45.7%
  • Not yet, but I have one that I want to buy in mind!

    Votes: 9 12.9%
  • No.

    Votes: 26 37.1%
  • Other (please explain).

    Votes: 3 4.3%
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