Cascade Power Filter Bio-Sponge Cartridges are convenient replacements to keep your Cascade filter running at peak efficiency. These durable bio-sponges optimize colonization of beneficial aerobic bacteria, allowing the filter to remove ammonia and nitrites from your aquarium.
- Optimizes colonization of beneficial aerobic bacteria
- Removes ammonia and nitrites keeping the aquarium healthy
- Convenient, no fuss replacement sponge
- Easy to replace: just slide into your existing frame
Dimensions: 4.5" x 2.5"