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SKU
alphagrog15kg
Pond Design Alphagrog for filters - 15kg Sack
£24.99
Alphagrog is a volcanic rick which is highly porous and contains thousands of pockets in which bacteria can thrive.
Alphagrog is made of a highly porous material that contains many thousands of tiny pockets in which bacteria can thrive making in an ideal material for biological filters
Ideal for Pond and Aquarium Filter Systems.
Please be aware the alphagrog may have sharp edges. We advise wearing gloves when handling Alphagrog.
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