Aquarium Filter Cartridges

Compatible Filter Cartridges
Fits Marineland Penguin PRO Power Filters 275/375, Original Penguin 200/350, and AQUA-Tech 20-40/30-60 power filters.
High-Performance Filtration
Made with high-density cotton, 25% more activated carbon, and zeolite for a 4-layer effect that removes 99% of impurities for clear, healthy water.
Effective Filtration Media
Dense cotton traps debris; activated carbon removes odors and turbidity; zeolite absorbs ammonia, heavy metals, and balances pH for stable water.
Easy Installation
Replace every 2-4 weeks: rinse new cartridge before inserting into filter chamber for optimal fish environment.
Dedicated Support
Choose the correct model and replace timely; customer service available for any product issues.