Seachem Matrix
Price range: 7.50€ through 69.00€
High capacity biofiltration
Controls ammonia, nitrite, and nitrate
Highly porous – enormous surface area (>~700 m2/L)
Supports aerobic and anaerobic bacteria species
Use 250 mL of Matrix for each 200 L (50 US gallons) of water.
Vol: 250 ml., 500 ml., 1 L, 2 L, 4 L
SEACHEM PURIGEN
Price range: 17.90€ through 58.90€
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Disposable cartridge for Oase BioStyle
Price range: 7.25€ through 11.65€
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Oase Filterfoam BioStyle
Price range: 4.31€ through 6.26€
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EHEIM Substrat PRO
Price range: 6.59€ through 66.95€
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Oase FilterAction Nitrate Remover
Price range: 7.45€ through 11.95€
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