REPLACEMENT FILTER CARTRIDGE: Pack of 3 cartridges fits Marineland Penguin PRO Power Filters 100, 125 and 175; also fits the original Penguin Power Filter 150.
EASY TO INSTALL: Pre-assembled cartridges slide easily into place, providing mechanical and chemical filtration and making replacement fast, dry and effortless.
THREE-STAGE FILTRATION: Mechanically filters water through a pad of double-thick poly fiber. Chemically filtered through Black Diamond Premium Activated Carbon. BIO-Wheel technology delivers wet/dry filtration.
OPTIMUM WATER-TO-CARBON CONTACT: Ribbed backing ensures even distribution of carbon for sparkling clean water.
COLOR-CODED PACKAGING: Rite-Size packaging makes it simple to choose the right size replacement cartridge for your filter.
