Skip to content
Subscribe and Save 6% Forever on Future Orders!
Subscribe and Save 6% Forever on Future Orders!

Cascade Bio-Sponge for Internal Filters

by Cascade
Save up to $3.92 Save $2.89
Original price $10.12
Original price $10.12 - Original price $13.73
Original price $10.12
Current price $7.23
$7.23 - $9.81
Current price $7.23

About the Product:

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