Changes color to indicate the pollutants being removed
Poly Bio Marine Filter Pad
Highly adsorbent chemical filter media pads quickly and efficiently remove impurities, medications, and phosphate from aquarium water. Use in conventional power filters, undergravel filters, the chemical filtration compartment of canister filters and wet/dry filters. Simply cut to any size or shape to custom fit any aquarium filter. Rapidly improves water clarity and actively removes harmful organic and various inorganic waste buildup for several NoRenewal. Changes color to indicate the pollutants being removed and when Poly-Filter (R)is exhausted. Will not leach pollutants upon saturation. Used by researchers, hospitals, etc. For use in freshwater or marine aquariums.
excellent product within 24 hours noticed a positive change in fishes behavior. excellent store!
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