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PolyFilters
A truly unique chemical filter medium for use in Freshwater and Marine Aquariums.
It can be cut to fit any type and size of filter.
It clearly demonstrates when it needs replacing by changing colour indicating the type of materials that have been removed.
It will not release impurities back into the water.
Polyfilters remove the following:
Ammonia
Nitrite
Nitrate
Copper
Phosphates
Antibiotics
Dyes
Proteins
Toxic Metals
Insecticides
The standard size is 8" x 4"
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