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Maxspect · Filter
Denitrification Catalyst for Nano-Tech Anaerobic-Block (5 pcs)
The Denitrification Catalyst for Maxspect Nano-Tech Anaerobic-Blocks is a pack of 5 pieces that foster the growth of anaerobic heterotrophic bacteria to reduce nitrates in the aquarium. It is placed between two stacked Anaerobic-Blocks in the sump and should be replaced every 2 months.
Price: $12.69 USD
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