Bio Sponge for Penn-Plax Cascade 400 Internal Filter Foam - 4 Pack;
Bio Sponge for Penn-Plax Cascade 400 Internal Filter Foam - 4 Pack

These premium quality bio-sponge filter media work to keep your aquarium clean and clear by optimizing the colonization of beneficial aerobic bacteria and removing ammonia and nitrites.

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These premium quality bio-sponge filter media work to keep your aquarium clean and clear by optimizing the colonization of beneficial aerobic bacteria and removing ammonia and nitrites.

  • Optimizes colonization of beneficial aerobic bacteria
  • Removes ammonia and nitrites keeping the aquarium healthy
  • Convenient, no fuss, replacement sponge
  • Bulk packaged to save the environment
  • For usage with the Cascade 400 Aquarium Filter
  • Optimizes colonization of beneficial aerobic bacteria
  • Removes ammonia and nitrites keeping the aquarium healthy
  • Convenient, no fuss, replacement sponge
  • Bulk packaged to save the environment
  • For usage with the Cascade 400 Aquarium Filter

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