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it allows your filtration system to operate more efficiently
providing essential nutrients to support healthy plant growth
Durable lightweight aluminium casing
control nitrates and phosphates
EHEIM Substrat Pro 2L Biological Aquarium Filter Media 60gal it allows your filtration systemEHEIM Substrat Pro is crafted to boost aquarium water quality efficiently in both freshwater and marine settings. Constructed from sintered glass, the filter media features a highly porous structure, facilitating optimal growth for beneficial bacteria crucial for biological filtration. With an extensive surface area of 450 m per litre, it provides an excellent environment for nitrifying bacteria, effectively aiding in the breakdown of ammonia and