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Cascade Bio-Sponge for Internal Filters

by Cascade
Save up to $3.08 Save $2.07
Original price $7.26
Original price $7.26 - Original price $10.79
Original price $7.26
Current price $5.19
$5.19 - $7.71
Current price $5.19

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