Skip to main content
Save 10% Off Today

Aquarium Filter Cartridges

Aquarium Filter Cartridges Products

More Choices Available

Penn Plax Penn Plax Smallword Replacement Filtration Units

$4.38 - $24.98
  • $49.99
  • Save $25 (50%)
FREE shipping over $49
More Choices Available

Penn Plax Penn Plax Cascade 300 Bio-Sponge

$2.89 - $16.48
  • $29.99
  • Save $14 (45%)
FREE shipping over $49
More Choices Available

Penn Plax Penn Plax Cascade 600 Bio-Sponge

$5.67 - $32.33
  • $64.99
  • Save $33 (50%)
FREE shipping over $49
More Choices Available

Penn Plax Penn Plax Cascade 400 Bio-Sponge

$3.99 - $22.90
  • $41.99
  • Save $19 (45%)
FREE shipping over $49