Poly Bio Marine Products APM1212 Poly-Bio-Marine Poly Sheet Filter Pads for Aquarium, 12 by 12-Inch
- Poly sheet is highly adsorbent chemical filter media pads quickly and efficiently remove impurities, medications and phosphate from aquarium water.
- Use in conventional power filters, under gravel 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 months.
- Measures 12-inch length by 12-inch width.