Penn-Plax Cascade 300 Filter Replacement Bio-Sponge (1 Sponge) – Provides Filtration for Freshwater and Saltwater Aquariums;
Penn-Plax Cascade 300 Filter Replacement Bio-Sponge (1 Sponge) – Provides Filtration for Freshwater and Saltwater Aquariums

Bio-Sponge filter media works to keep your aquarium water clean & clear. Specially designed to fit your Cascade Canister Filter Pump, Bio-Sponge filter media optimizes the colonization of beneficial aerobic bacteria and remo...

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Bio-Sponge filter media works to keep your aquarium water clean & clear. Specially designed to fit your Cascade Canister Filter Pump, Bio-Sponge filter media optimizes the colonization of beneficial aerobic bacteria and removes ammonia and nitrites keeping your aquarium clean and healthy. Bio-Sponge filter media comes in various sizes made to fit your exact Cascade Internal Filter Pump.

  • REPLACEMENT FILTER MEDIA: This Bio-Sponge is specifically designed for the Cascade 300 Fully Submersible Internal Filter (CIF1), and serves as a replacement for when it’s time to cycle out filter media.
  • FILTRATION: This replacement Bio-Sponge provides excellent filtration for the CIF1 Internal Filter from Penn Plax.
  • 1-PACK: The package only contains a single Bio-Sponge. Although they are disposable, they can be reused time and time again.
  • REUSABLE: Simply clean the Bio-Sponge in a separate container with some of your aquarium’s water.
  • MEASUREMENTS: 2” (L) x 1.75” (D) x 1.75” (H)
  • REPLACEMENT FILTER MEDIA: This Bio-Sponge is specifically designed for the Cascade 300 Fully Submersible Internal Filter (CIF1), and serves as a replacement for when it’s time to cycle out filter media.
  • FILTRATION: This replacement Bio-Sponge provides excellent filtration for the CIF1 Internal Filter from Penn Plax.
  • 1-PACK: The package only contains a single Bio-Sponge. Although they are disposable, they can be reused time and time again.
  • REUSABLE: Simply clean the Bio-Sponge in a separate container with some of your aquarium’s water.
  • MEASUREMENTS: 2” (L) x 1.75” (D) x 1.75” (H)

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