Top Fin EF-S Aquarium Filter Cartridges, 12-Month Value Pack with Activated Carbon

Top Fin EF-S Element Filter Cartridges are a 12-month supply of replacement cartridges for compatible aquariums, with activated carbon to help remove organic waste, odors, heavy metals, and pigments.

• 12-month supply — keeps replacement cartridges on hand for a year.
• EF-S Small Element cartridges — made for compatible Top Fin aquariums.
• Activated carbon — helps remove organic waste, odors, heavy metals, and pigments from aquarium water.
• Mechanical and chemical filtration — provides two types of filtration in one cartridge.
• Compatible with specified 1- to 5-gallon aquariums — choose a cartridge matched to a listed aquarium model.

Small aquarium filters need a cartridge that fits the filter and helps address more than one kind of unwanted material in the water. This value pack is made for compatible Top Fin aquariums, from 1-gallon models to selected 5-gallon designs. Its carbon helps target waste, odors, heavy metals, and pigments, while the cartridge provides mechanical and chemical filtration.

What do Top Fin EF-S cartridges help filter from aquarium water?

Top Fin EF-S cartridges use activated carbon to help remove organic waste, odors, heavy metals, and pigments. The cartridge provides mechanical and chemical filtration, combining those filtration types in a replacement element for a compatible aquarium filter.

• Carbon-based chemical filtration helps address the listed dissolved or odorous unwanted materials.
• Mechanical filtration is also part of the cartridge’s filtration type.

Which aquariums are these EF-S cartridges compatible with?

Top Fin EF-S cartridges fit the compatible aquarium models named below, including several small glass, oval, hexagon, and bowfront designs. Match your aquarium to its model and capacity rather than choosing by gallon size alone.

• 1 Gallon Aquarium; 2 Gallon Hexagon Aquarium; 2 Gallon Sleek Black Oval Aquarium.
• 2.5 Gallon Bowfront Betta Duo Aquarium; 3 Gallon Beta Bamboo Aquarium; 3 Gallon Backlight Glass Aquarium; 3 Gallon Black Glass Aquarium.
• 3.5 Gallon Half-Moon Aquarium; 5 Gallon Split Bowfront Aquarium; 5 Gallon Gentle Waterfall Aquarium; 5 Gallon Backlight Glass Aquarium.

How much cartridge supply is in the value pack?

One Top Fin EF-S Element Filter Cartridge Value Pack contains a 12-month supply of EF-S filter cartridges. It is intended to keep replacement cartridges available for a full year of use with compatible aquariums.

• Pack type: value pack.
• Cartridge format: Top Fin Small Element.

This pack suits aquarium owners whose setup matches one of the compatible Top Fin models and who want replacement cartridges on hand for the year. It is designed for those named aquariums, rather than as a universal cartridge for every aquarium filter.