
Cascade Bio-Sponge for Internal Filters
by Cascade
Save up to $3.92
Original price
$13.00
Original price
$10.12
-
Original price
$13.73
Original price
$13.00
Current price
$9.29
$7.23
-
$9.81
Current price
$9.29
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