Alage Scrubber

[gandolf8]

Anyone using these. I have a Clear Water 300 been running for two months fully covered . But I have a nitrate problem tested 25 to 50 . been doing water changes . Any ideas ? thx

 

[MiaCoral]

I'm guessing you are using RO water?

 

[gandolf8]

yes

 

[Ellery4u]

How often are you scraping the algae scrubber to remove it? That's the only way to remove nitrates and phosphates out of the system with algae.

I run biopellets so I have to dose nitrates to keep between 2-5 ppm even with a large fish bioload and feed heavy.

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