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11.5” x 41” 15-20 PPI Foam Aquarium Pond Filter Sponge Approx .375 Cut To Fit

$ 8.18

Availability: 25 in stock
  • All returns accepted: ReturnsNotAccepted
  • Type: Foam/Sponge Filter
  • Condition: New
  • Water Type: All Water Types
  • Brand: Unbranded

    Description

    15-20 PPI Foam Aquarium Pond Filter Sponge Approx 11.5 x 41” .375 Thickness
    Sizes are approximate and differ from 11.5-12”” Width x 40-42” Length
    Cut to fit filters, filter cartridges or use as media in aquariums or ponds.
    Aquarium safe.
    Foam Info:
    Reticulated polyether foam, or PPI Filter foam, is an open-cell polyether-based polyurethane foam used predominantly for pond and aquaria filtration.
    Polyether is chemically stable in non-neutral aqueous conditions.
    PPI which stands for Pores per Inch indicates the number of holes/cells per inch of filter foam. Foam rated 10ppi has the largest sized cells, the lowest quantity of cells per inch and provide a higher flow whereas 80ppi has the smallest cells but a much higher number of cells per inch and a much lower flow.
    The reticulated foam serves a variety of essential functions in an Aquarium or Pond which include protecting the pump from debris, breaking down dissolved fish bio-waste thus reducing nutrients that promote algae growth and aiding entrapment of smaller suspended particulates.
    Please note all products we sell are Final Clearance items. We do not accept returns. Please ask for more details if unsure about purchasing.