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biologically Nitrate reduction, reduces alage growth 21.10 £* |
removes phosphate from fresh and sea water 9.75 £* |
biological filter material 13.60 £* |
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White Intensive Biofilter Rings 11.85 £* |
special filter fleece material 6.25 £* |
prevents diatoms, removes silicate 20.15 £* |
highly activated filter carbon 9.00 £* |
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activated carbon in pellet form with high absorbtion capacity 11.80 £* |
mixture of baked clay beads and special resins 8.40 £* |
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Filter material for the rapid removal of nitrates 9.75 £* |
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