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Penn-Plax Inc.
Cascade™ 600 Filter Replacement Cartridges - 2-Pack
CIF12
Cascade™ 600 Filter Replacement Cartridges - 2-Pack - Provides Chemical Filtration for Aquariums
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Cascade™ 300 Filter Replacement Sponge - 1-Pack - Fits CIF1 Filter
CIF1FI
Cascade™ 300 Filter Replacement Sponge - 1-Pack - Fits CIF1 Filter - Provides Physical and Biological Filtration for Aquariums
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