Cascade Bio-Sponge for Internal Filters - Cascade 400 (1 Pack)
Cascade Bio-Sponge for Internal Filters
$8.90
The Replacement Bio-Sponge for the Penn Plax Cascade Internal Filter optimizes colonization of beneficial aerobic bacteria and removes ammonia and nitrites.
- Quick and easy to replace
- Convenient, no-fuss replacement sponge
- Replace monthly for optimum water quality
Specifications: Fits Penn-Plax Cascade 300 Internal Filter
- Model: '030172017605
- Brand: Cascade