Best Fluval Filters Filter Media in 2026

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

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

Quality Filtration: Quick-Clear is specifically designed to fit the Fluval 307/407 and 306/406 canister filters. These thick, ultra-fine polyester water polishing pads effectively trap micro particles and debris, leaving your aquarium crystal clear.

Usage: Ideal for use when cloudy water occurs or immediately following tank maintenance.

Mechanical Filters: Durable, extra thick, micro-fine polyester pads help trap micro particles and debris.

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 prevents finer filter media from clogging

Solid ceramic rings trap large and medium solid particles

Works to prevent clogging of finer filter modules

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

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!

CERAMIC FILTER RINGS Provides a porous surface area for the growth of beneficial bacteria

FOR BIOLOGICAL FILTRATION Important for maintaining a clean and healthy aquatic environment

COMPATIBILITY Fits all Marineland C-Series and Magniflow Canister FiltersQUANTITY Contains 140 ceramic filter rings

✅ Filters May Be Green or Blue ✅ REPLACEMENT FILTER - Get purer, cleaner water in your pool or spa with these replacement cartridge filters compatible for Unicel C-4325, C-4326, Filbur FC-2390, and Pleatco PRB50-IN and PRB68. See below for alternative filter names. Filters May Be Green or Blue

✅ DIMENSIONS - This replacement pool filter cartridge has an open 2 1/8 inch (2.125") top, 2 1/8 inch (2.125") open hole bottom, 5 inch (5") diameter and 13 5/16 inch (13.3125") length. The filter material is made of USA made premium spunbond trilobal filter material for better filtration.

✅ MULTI PACK SAVINGS - Choose from our value savings single, double or 4 pack filter bundle. Having multiple filters on hand can help extend the life of each and protects your pool or spa because you can keep 1 filter active while cleaning the other for zero filtration downtime.

MADE FOR ALL FILTRATION NEEDS: Along with providing a compact and easy-to-handle design, the nylon mesh filter bags help create a simple solution to aquarium canister filter media replenishment.

CLEAN, CRYSTAL-CLEAR WATER: In addition to trapping loose particulate matter, these mixed aquarium filter media bags help reduce harmful chemicals, toxins, foul odors, and to clear up discolorations, from your aquarium’s water. They also help reduce ammonia, keeping water inside your tank crystal clean!

HELPFUL INSTRUCTIONS: Please rinse thoroughly with cold water before placing in filter. Never use soap, as the residual soap particles can harm your fish. For best results, replace filter media every 4 – 6 weeks.

Removes odor, colors, organic pollutants, Helps reduce and control ammonia and nitrate

For freshwater or marine environments

Extremely porous ceramic media for efficient biological filtration.

Extremely porous ceramic media for efficient filtration.

Hollow design effectively distributes water flow and offer more surface area for filtration capacity.

Great for both fresh and saltwater aquariums

【NSF/ANSI 50 CERTIFIED】 TOREAD Pool and Spa filter is tested and certified by IAPMO against NSF/ANSI 50. The filter with certified safe materials provides you with clean, fresh and clear water. Only select certified filters for your family to ensure the safety, health and happiness of your loved ones.

【REPLACEMENT MODELS 】 Length: 10 1/2”; Outside Diameter: 8 1/2"; Top /Bottom Opening: 3”; Filtration Area: 65 sq. ft. . TRF-8465 Filter compatible Watkins 31114, PWK65, Unicel C-8465, Filbur FC-3960, 71827, Tiger River Caspian, Bengal, Sumatran spa filter. NOTE: This is a compatible spare part and the manufacturers' names and part numbers have been used for reference purposes only. TOREAD is an independent brand.

【REINFORCEMENT STRUCTURE】With 25% thicker filtration fabric, heavy chlorine resistant and break-resistant end caps and reinforced center support, the filter delivers high powered propulsion flow, and crystal clear water, providing you with a relaxed and healthy enjoyment.

Dense Filter media provides superior mechanical filtration

Helps prevent obstructions in the biological media

Keeps your Aquarium water crystal clear!

Material: Polyester: Zipper Material: Plastic

Package contains: 5 white filter bags + 5 black filter bags

Filter bag size: 15cm*20cm/5.9"*7.8"

Over 30 years of proven customer satisfaction with our green filter product.

No chemicals used in production! Safe for all fresh or saltwater fish, tanks & ponds.

Easy to cut with scissors to any size needed.

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

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.

Dual density - The white side’s open fiber construction traps larger particles while the green side’s dense fiber network traps fine particles - working together to produce crystal clear water in your aquarium.

Cut to fit - Can easily be cut to any size and used as a pre-filter for any aquarium filter, sump, wet/dry, canister, power filter etc.

Improve water quality – Provide mechanical filtration to keep your water clear for extended period of time

BONDED aquarium FILTER PAD: Use with any type of aquarium filter, canister or sump.

EXTRA DURABLE: Effectively traps small dirt particles to prevent clogging.

CUT TO FIT: Make a cardboard template to fit your filter and cut to fit as directed on the product packaging.

Size: 9" x 9" x 1",(2 pcs),Suitable thickness makes it easier to cut.

Sponge filter provide both mechanical and biological filtration,Trap large bits of waste,And will not get clogged easily.

Can be cut to fit your filters.Used for any aquarium or pond filter.

☆ COMPATIBLE WITH KOI PONDS AND AQUARIUMS; Our blue bonded and dye-free bonded filter exclusively made for fresh and salt water koi ponds and aquariums. Our filter pad provides great mechanical filtration while providing important benefits for your ornamental garden pond and your aquarium.

☆ CUT-TO-FIT ROLL AND SAVE MONEY; Our proven filter comes as a roll and you can easily cut to suit your needs. Buying in bulk saves you lots of money since you can get the right size for your filtration system. Custom cut-to-fit almost any size pond filter, waterfall filtration, circulation system or aquaponics..

☆ REUSABLE; Our durable design allows our filter to resist warping, breaking and tearing. It is easy to clean. You can use our filters repeatedly. Our washable and reusable filter is perfect for Koi Ponds, Aquariums, Water Gardens!

SIMPLE and VERSATILE - Perfect for fresh & saltwater wet/dry filtration systems, ponds, and freshwater or saltwater canisters.

SAFE - Safe for all fish (both fresh or saltwater),  Reptiles in both aquarium tanks and ponds.

MADE IN THE USA - Our dual-sided Pinky Floss aquarium filters are made in the USA and give you two filters in one.

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

Biological filtration media that helps remove ammonia in the water

Good to use for both fresh and saltwater aquariums

The ceramic bio rings filter media are extremely porous.

HIGH FLOW AQUARIUM FILTER MEDIA BAG: this 3x8" mesh filter bag fit for most kinds of filter media, like Pelletized Carbon, Bio Balls, Ceramic Rings, BUT NOT for fine filter media.Suitable for freshwater and saltwater tanks,power filters.

BAG DIMENSION: 8cm * 21cm/ 3"*8", suitable for high flow filters,NOT for fine filter media,not for purigen.If you want fine filter bag,please search"SLSON 5 Pcs Media Filter Bag Aquarium Fine 180 Micron Mesh Filter Bags" in our store.

UNIVERSAL AND CUSTOMIZABLE: ideal for use in any canister filter, hanging filters, sumps, and pond filtration systems,perfect for granular activated carbon, peat fiber, pellets, resins and any type of biological or chemical filtration.But not for PURIGEN.

Red Sea Reefer Media Cups can be used in place of standard filter socks and be filled with a variety of filter materials.

The design of the cup allows it to be dropped into the sock holder and can used with a wide variety of media, including: filter pads, filter floss, biological media, carbon, and GFO.

Fits all Red Sea Reefer sump filter holders

Size: 7.5" * 3.6",180 microns fine mesh drawstring filter bags, Suitable for 100ml Purigen or other fine filter media.

Specially designed for extra-fine filter media, such as Purigen, CupriSorb and activated carbon.

Seal the bag securely. Our customized drawstring bag is tightly sealed to prevent loose media from potentially damaging the pump or the filter media being inadvertently eaten by the fish and harming the fish.