Seachem Matrix Bio Media, 1 Litre
Rated 4.7 / 57,666 ratings on Amazon →
Pros
- Highly porous pumice-like structure hosts both nitrifying and denitrifying bacteria
- One of the most-reviewed biological filter media products on Amazon UK
- Lasts for years with only an occasional rinse, unlike disposable filter cartridges
Cons
- Needs several weeks in an established filter to fully mature and reach peak effectiveness
Related attributes
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£14.99
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