Best Alegi Aquariums Filter Accessories in 2026

EZ-Change number 3 Filter Cartridge fits AQUA-Tech 20-40 and 30-60 Power Filters

Contains AQUA-Tech Premium Activated Carbon

No messy assembly required

🐟 25% MORE ACTIVATED CARBON - Aqueon Replacement Filter Cartridges are dual-sided, featuring dense-floss with over 25% more activated carbon than the leading brands.

🐟 HIGH-QUALITY ACTIVATED CARBON - The cartridge contains high-quality activated carbon that keeps water clean.

🐟 EVEN CARBON DISTRIBUTION - Aqueon’s patented cartridges were designed to ensure the even distribution of activated carbon.

UNASSEMBLED REPLACEMENT CARBON FILTER Keeps aquarium water crystal clear – removes odors and discoloration

CATCHES DEBRIS Dense dual-sided mesh filters debris and fish waste

FITS TETRA WHISPER WATER FILTERS Color coded to make it simple to remember which replacement cartridge size to purchase

Pre-cut for easy installation

For optimal performance, rinse first and replace approximately every 2 to 3 weeks

4 Count

Chemical filter media removes heavy metals, odors, discolorations and pollutants

Premium, research-grade carbon with vast surface area for effectively absorbing impurities

Help creates crystal clear, sparkling aquarium water

REPLACEMENT FILTER CARTRIDGE: Pack of 6 fits Marineland Penguin PRO Power Filters 275 and 375; also fits original Penguin Power Filters 200 and 350.

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.

FAST SCRUBBING POWER: Power scrubber tool designed to clean up to 2x faster than a manual scrubber

TIME SAVINGS: Oscillating head scrubs 60 times per second

WATER RESISTANT: Liquid resistant assembly for durability you expect from Rubbermaid

Foam traps particles and debris for mechanical filtration; tailored fit prevents bypass

Provides biological filtration as friendly bacteria grow inside pore structure

Replacement media designed to fit the AquaClear 50 filter

Combination of Fluval Carbon and Fluval Ammonia Remover helps protect the aquarium from toxic build-ups of ammonia

Chemical filter media eliminates water impurities, odors and discoloration

Opens up space inside the aquarium filter to include additional media if desired

Premium, research grade, low-ash carbon is porous and provides large amounts of surface area for absorption of impurities

Carbon filter media improves water clarity and color, while also removing odors

Ideal for use with most canister filters; for best results, replace every 4 weeks

Provides mechanical filteration of large particles

Prevents premature clogging

Enhances biological filtration

Filter Compatibility: Compatible with Fluval Filter Series 106, 206, 306, 406, FX5, FX6, 105, 205, 305, 405, 104, 204, 304, and 404.

Water Clarification: BioMax is a premium-grade biological filter media that provides superior filtration and helps reduce and control ammonia and nitrate levels for a healthy nitrogen level in the water.

Ideal Environment: BioMax helps create crystal clear water, making ideal conditions for fish and plants in your tank. The complex porous design ensures optimal contact time as water passes through.

Mechanical filter media effectively traps micro particles and debris

Durable, extra thick, micro-fine polyester pads

Provides crystal clear aquarium water

Mechanical filter media prevents finer filter media from clogging

Solid ceramic rings trap large and medium solid particles

Works to prevent clogging of finer filter modules

BioMax large surface area provides optimal biological activity

Promotes ammonia and nitrite reduction

Replacement media designed to fit the AquaClear 30 Power Filter

Keeps unwanted waste from harming your fish

Rids your tank of debris and also makes use of beneficial bacteria in your aquarium

Includes one foam block and one bag of BioMax, 2.1 ounces

Activated Carbon absorbs odors, discoloration and impurities

Replacement media designed to fit the AquaClear 20 filter

Suitable for both freshwater and saltwater aquariums up to 20 gallons

2 LAYERS EQUALS CLEAR WATER: This unique 2 Layers in 1 filter media pad combines a typical aquarium filter pad with a water polishing pad. The top layer’s open fiber construction traps LARGER PARTICLES while the bottom layer's dense fiber network TRAPS FINER PARTICLES, working together to produce clean, clear water in your aquarium.

SEE THE DIFFERENCE: When you clean this aquarium fiber pad, see how much more debris it traps compared to other aquarium media pads. Your fish, turtles, and all aquatic pets will be happier and healthier.

CUT TO FIT: FilterFirst filter media aquarium pads can easily be cut to fit your filter. Our unique poly filter pad is PERFECT FOR FRESHWATER, REEF TANKS OR SALTWATER aquariums. Ideal filter pads for aquarium wet dry filters, and will also work in your sump, canister filter media, aquaponic system, and more. They’re also perfect as a turtle tank filter!

CARBON BAG FILTER MEDIA: Easy-to-use bags contain Black Diamond Premium Activated Carbon.

FOR CHEMICAL FILTRATION: Removes discoloration, odors and impurities in aquarium water.

COMPATIBILITY: Fits all Marineland C-Series and Magniflow Canister Filters – Rite-Size S, T and X.

Replacement: Marina Slim Filter Bio-Clear is a genuine replacement cartridge for all three Marina Slim Filter Models (S10, S15, S20).

Ideal Usage: Ideal for goldfish, the filter cartridge contains zeolite and Ceramitek for optimum filtration and a healthy aquarium.

Helpful Filtration: The zeolite effectively adsorbs toxic ammonia from your aquarium water and reduces stress in your fish. Ceramitek, a highly porous ceramic biological filter medium, optimizes biological filtration.

EFFICIENT FILTRATION: Cleans and removes odors from water in turtle, newt and frog terrariums

DUAL-SIDED MESH: Catches debris and waste to keep water crystal clear

CONVENIENT: Disposable, fully assembled and ready to use

Premium 2-in-1 chemical and mechanical filter media designed specifically for the Fluval 307/407 and 306/406 High Perfmorance Canister Filters

Effective at removing and controlling phosphate

Effectively traps floating particles for clear water (debris, excess food and waste)

Chemical filter media that removes toxic ammonia as water passes over it

Provides a healthy environment for well-stocked freshwater aquariums

Controlling ammonia levels reduces stress on fish

Mechanical filter media easily installed over the filter intake

Effectively collects fine debris and keeps your aquarium clean

Prevents small or baby fish from getting trapped in the filter

Filter Compatibility: Compatible with Fluval Series Canister Filters 06, 07, FX, and more.

Water Clarification: ClearMax is a premium-grade resin chemical filter media that absorbs phosphate, nitrite, and nitrate. The filter media makes aquarium maintenance easier and reduces odors.

Ideal Environment: ClearMax helps create crystal clear water, making ideal conditions for fish and plants in your tank.

Specifically designed for the Fluval 07 and 06 performance canister series for use in freshwater and saltwater aquariums

Increases the amount of oxygen in your tank for healthier fish and plants

Distributes water evenly for delicate aquascapes and eliminates dead spots in your aquarium

Premium biological and mechanical filtration media designed specifically for the Fluval 206, 207 canister filters

Bio-Foam Max: 2-in-1 biological and mechanical filtration media with rippled surface pattern offers 30% more area for increased debris and waste capture

Bio-Foam: mechanical filtration media precision cut (no gaps) to prevent debris bypass and complex foam structure maintains consistent water flow

140 Rings / 0.7lb

Rated for 20-40 gal / total 3800 ft surface area, porous internal structure

Free media mesh bag with plastic zipper rust free

9 total 106/206, 107/207 Nitrite Remover media

Effective at removing and reducing nitrite in fish tanks

Supports beneficial bacteria for a healthier aquatic environment

CASCADE 500 CANISTER FILTER: Without effort, the Cascade 500 Canister Filter quietly delivers crystal clear water throughout the tank. This filter cycles water at 115 Gallons per Hour, and is recommended for aquariums up to 30 gallons. It’s compatible for both freshwater and saltwater fish tanks, and is also great for turtle habitats!

STATE OF THE ART FEATURES: In addition to the push button primer that allows for a simple and quick prime, this Canister Filter also features two independent valve taps that rotate 360°. This makes for easy maneuvering, even in the tightest aquarium cabinets! The 2 stackable, large capacity media baskets give aquarists the ability to customize filtration.

FILTER MEDIA: This Canister Filter comes standard with 2 Poly Fiber Floss Pads, 1 Coarse Bio-Sponge, and 1 Bag of Activated Carbon. In addition to optimizing the colonization of anaerobic bacteria, this filter traps floating particulate matter, removes harmful chemicals and toxins, clears up discolorations, and reduces foul odors from your aquarium’s water.