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5 Best Filter Cartridges Medias of 2025

Last Updated - 2025/06/20

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Max Water

5 lbs Iron Manganese Hydrogen sulfide Max Water Filter Cartridge Media Refill

Max Water

CA$88.00

More Details
Main highlights
- Non-Domestic Product: No, Type: Replacement Filter Cartridges
- Modified Item: No
- Model: 104122-5
- Filtration Method: Carbon/Charcoal, Brand: Max Water
- Color: Brow / Gray, Custom Bundle: No
CA$88.00
2
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Unicel

Unicel C-4326 25 Square Foot Media Replacement Pool Hot Tub Spa Filter Cartridge with 106 Pleats

Unicel

CA$46.95

More Details
Main highlights
- Replacement Pool & Spa Filter: C-4326 filter cartridge features 25 square feet (106 pleats) of 3-ounce basis weight media that catches debris and particles down to an average of 20 microns in size, keeping your hot tub water clear
- Pool and Spa Fitment: Compatible with Hot Springs Spas, Nordic Hot Tubs, Pentair Pool Products, Rainbow Plastics, Waterway Plastics, Custom Molded Products, Coleman Spas, Beachcomber, Jacuzzi Premium, and more
- Optimal Debris Capture: Filter pool cartridge has sharp, uniform pleat folds that maximize water flow, minimize pressure loss, and allow full use of the pleat surface to hold more debris
- Filter Media: Constructed with 100-percent polyester Reemay material that balances dirt-holding capacity, cleanability and durability with excellent chemical resistance properties
- End Cap Features: End cap design includes a 2-1/8-inch ID and an open configuration for easy cartridge removal and replacement; Durable plastic resists damage from chemicals; OD: 4-15/16 inches, Length: 13-5/16 inches
CA$46.95
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

hygger

hygger Aquarium Filter Cartridge, 8 Pieces Replacement Filter Cartridges Media for HG-027 Hang On Aquarium Filter, 3 Gallon/5 Gallon Fish Tank

hygger

CA$20.46

More Details
Main highlights
- USAGE - For optimal performance, change approximately every 2 weeks or 1 month. Replacement cotton can also be washed.
- REPLACEMENT FILTER CARTRIDGE: size length 2.8'' * width 2.17'' * height 1''. Pack of 8 fits hygger Hang On Aquarium Filter(MODEL: HG-027).
- HIGH QUALITY FILTER MEDIA：Microporous filter cotton :Blocking and filtering impurities residue fish feces, etc. Activated carbon sponge:Reduce aquarium odor and enhance filtration.Biochemical cultivation cotton: Cultivate beneficial things to improve the filtration system.
- EASY INSTALLATION: Open the filter box of the HG-027 filter and replace the replacement cartridge. NOTE: This replacement filter media do not include filter boxs.
- APPLICATION: It can be placed alone in the filter tank, especially near the water pump of the 3-gallon and 5-gallon fish tank, it does not take up space, and it also plays a filtering role. Or replacement filter media for other filters. Or secondary filtration for medium tanks with hidden space slots, one extra filter port.
CA$20.46
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

SAMANIJA

SAMANIJA 6-Pack Fish Tank Aquarium Filters Replacement for Top Fin RF-L Large Retreat Filter Cartridges

SAMANIJA

CA$19.99

More Details
Main highlights
- Versatile Compatibility: Our aquarium filter accessories are compatible with a wide range of aquarium filter systems, making them suitable for various tank setups. Whether you have a freshwater or saltwater aquarium, these accessories will seamlessly integrate into your existing filtration system, providing reliable performance.
- Filter Replacement: Designed for user convenience, our aquarium filter accessories are easy to install and require minimal effort. To maintain optimal filtration, we recommend changing the filter cartridge every 2-4 weeks, preventing excessive debris from surrounding the filter.
- Efficient Filtration: Our filters are crafted from a combination of cotton, activated carbon, and new filter media zeolite, featuring a 4-layer filtration system. This design effectively removes impurities and debris from the water, promoting a clean and healthy aquatic environment for your fish while ensuring crystal-clear water clarity.
- Easy to Install: Simply remove the used cartridge and rinse the new one under cold water to eliminate any dust. After rinsing, insert the cartridge into the filter chamber to safeguard the health and safety of your fish.
- COMPATIBLE WITH TOP FIN AQUARIUMS: 3 Gallon Easy-Clean with ColorFlow Lighting Aquarium 5 Gallon Easy-Clean Glass Aquarium 5 Gallon Premium Glass Aquarium 5 Gallon Easy-Clean with ColorFlow Lighting Aquarium 8 Gallon Easy-Clean with ColorFlow Lighting Aquarium
CA$19.99
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Penn-Plax

Penn-Plax Replacement Media (2 Pack) – Fits Multi-Pore and Undergravel “E” Filters – Provides Chemical Filtration (FC2)

Penn-Plax

CA$7.64

More Details
Main highlights
- TOP-QUALITY CARTRIDGE: Cartridges come together in a 2 Pack. For best results, replace cartridges every 2 to 4 weeks. They’re lightweight, disposable, and are safe for Freshwater and Saltwater aquariums.
- SHOP PENN-PLAX FOR ALL YOUR PET’S NEEDS: Penn-Plax is a manufacturer and distributor of top quality pet supplies, who specialize in creating excellent pet products for animals, both great and small.
- REPLACEMENT FILTER MEDIA: These Cartridges are made to fit the lift tubes of Muti-Pore and Undergravel “E” filters, serving as a replacement for when it’s time to cycle out aquarium filter media. We recommend replacing them once a month.
- OLD SCHOOL: There has been a burst of growth, development, and ingenuity within the aquatic industry, and although we are a part of this as well, we still provide replacement media for undergravel aquarium setups.
- CHEMICAL FILTRATION: In addition to absorbing ammonia, nitrites, nitrates, and phosphates in a timely manner, these Cartridges also remove harmful chemicals and toxins, clear up discolorations, and reduce foul odors from your tank.
CA$7.64

5 Best Filter Cartridges Medias of 2025

5 lbs Iron Manganese Hydrogen sulfide Max Water Filter Cartridge Media Refill

Unicel C-4326 25 Square Foot Media Replacement Pool Hot Tub Spa Filter Cartridge with 106 Pleats

hygger Aquarium Filter Cartridge, 8 Pieces Replacement Filter Cartridges Media for HG-027 Hang On Aquarium Filter, 3 Gallon/5 Gallon Fish Tank

SAMANIJA 6-Pack Fish Tank Aquarium Filters Replacement for Top Fin RF-L Large Retreat Filter Cartridges

Penn-Plax Replacement Media (2 Pack) – Fits Multi-Pore and Undergravel “E” Filters – Provides Chemical Filtration (FC2)

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