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The preassembled Emperor Cartridge filters water through a huge, 44-square inch pad. Made of double thick polyfiber, it traps more waste and dirt particles. Inside, each disposable cartridge contains two full ounces of Black Diamond Premium Activated Carbon...the best there is. It works longer and faster to adsorb harmful polllutants which discolor aquarium water and cause odors. Custom designed for the Emperor 280 Filter System and the Emperor Filter System.

The preassembled Emperor Cartridge filters water through a huge, 44-square inch pad. Made of double thick polyfiber, it traps more waste and dirt particles. Inside, each disposable cartridge contains two full ounces of Black Diamond Premium Activated Carbon...the best there is. It works longer and faster to adsorb harmful polllutants which discolor aquarium water and cause odors. Custom designed for the Emperor 280 Filter System and the Emperor Filter System.

The preassembled Emperor Cartridge filters water through a huge, 44-square inch pad. Made of double thick polyfiber, it traps more waste and dirt particles. Inside, each disposable cartridge contains two full ounces of Black Diamond Premium Activated Carb

The preassembled Emperor Cartridge filters water through a huge, 44-square inch pad. Made of double thick polyfiber, it traps more waste and dirt particles. Inside, each disposable cartridge contains two full ounces of Black Diamond Premium Activated Carbon...the best there is. It works longer and faster to adsorb harmful polllutants which discolor aquarium water and cause odors. Custom designed for the Emperor 280 Filter System and the Emperor Filter System.

Count on this filter for powerful two-pump performance, multi-stage filtration efficiency, and the convenience of compact systems. 400 gallons per hour.

Count on this filter for powerful two-pump performance, multi-stage filtration efficiency, and the convenience of compact systems. 400 gallons per hour.

Count on this filter for powerful two-pump performance, multi-stage filtration efficiency, and the convenience of compact systems. Ideal for fresh or salt water. 280 gallons per hour.

Count on this filter for powerful two-pump performance, multi-stage filtration efficiency, and the convenience of compact systems. Ideal for fresh or salt water. 280 gallons per hour.

Preassembled Eclipse Filter Cartridges provide superior mechanical and chemical filtration...screening out dirt as they remove discoloration, odor-causing waste and harmful contaminants. Each disposable cartridge is packed with Black Diamond Premium Activ

Preassembled Eclipse Filter Cartridges provide superior mechanical and chemical filtration...screening out dirt as they remove discoloration, odor-causing waste and harmful contaminants. Each disposable cartridge is packed with Black Diamond Premium Activ