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Lid with fasteners
12 vdc ATO pump
and nitrites) that may fuel the growth of nuisance and disease-causing organisms
For pH control use Gold Buffer
no nitrates/phosphates
Eheim Substrat Pro 250ml LED Lid with fastenersEheim Substrat Pro 250ml with a surface area of 450sqm litre. Use in filters, sumps and canisters. pH Neutral 450sqm litre 4x faster rate of decomposition of toxins Bacteria stick better to surface with complex pore system Optimal sites for bacteria colonisation Washable and reusable i. e. prolonged usage up to 50% more EHEIM SUBSTRATpro Optimised bio filter medium with perfect volume usage, long intervals between cleaning and top decomposition
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