Best Filter Media For Freshwater Aquarium – Top 7 Picks and Reviews 2019

We looked at all of the review sites and found the best of the best using our data-backed approach.

Here’s a look at the best Filter Media For Freshwater Aquarium

Bestseller No. 1
boxtech Aquarium Filter Media, Ceramic Biological Filter Media for Marine and Freshwater Fish Tank,...
37 Reviews
boxtech Aquarium Filter Media, Ceramic Biological Filter Media for Marine and Freshwater Fish Tank,...
  • Ceramic bio media made of ceramic material, the three-dimensional pores formed by the spheres and spheres produce a powerful bacteria effect 10 times that of the conventional filter materials.
  • Aquarium Filter Media with VAST SURFACE AREA and OPEN-FLOW POROSITY, leads to effective ammonia and nitrate removal from aquariums and Nitrate Reduction.
  • With the function of strong absorbing water and not clogging, durable and won’t affect water chemistry, it is more safe for your fish.
  • Excellent water flow and distribution through block, suit for FreshWater and marine SaltWater Aquarium fish tank.
  • Won’t crumble, long-term placement in water does not disintegrate.
SaleBestseller No. 2
Aquarium Filter Pad - Premium True Dual Density 12' by 72' by 3/4 to 1' Aquarium Filter Media Roll...
568 Reviews
Aquarium Filter Pad - Premium True Dual Density 12" by 72" by 3/4 to 1" Aquarium Filter Media Roll...
  • CUSTOMER AND PROFESSIONALS CHOICE - Our true DUAL DENSITY FILTER ROLL is the TOP CHOICE for cut to size aquarium filter material. Our NEW 3rd generation dual layer aquarium filter pads are even thicker than before. The top layer's open fiber construction traps LARGER PARTICLES while the bottom layer's dense fiber network TRAPS FINE PARTICLES - working together to produce crystal clear water in your aquarium.
  • CUT TO FIT - Made in the USA! Our FilterFirst PREMIUM BONDED FILTER ROLL can easily be cut to any size needed and WILL SAVE YOU EVEN MORE MONEY over purchasing ready-made, pre-cut filter material. Our poly filter pad is PERFECT FOR FRESHWATER OR SALTWATER aquariums as a prefilter for wet/dry filters, sumps, canister filters, aquaponics system, and much more. You will receive one 12 inch by 72 inch by 3/4 inch thick filter pad.
  • HIGH QUALITY AND DURABLE - Our filter floss aquarium pad is CONSTRUCTED OF DURABLE POLYESTER FIBERS bonded by our special resin to give it EXCEPTIONAL STRENGTH. The lower section of our pad is made by taking layers of resilient fibers through a process to tighten and entangle the fibers into a dense network producing a thin firm layer, perfect for removing fine debris. Our premium pads' consistent, reliable design gives SUPERIOR FILTRATION.
  • IMPROVE WATER QUALITY- Place our FilterFirst DUAL ACTION POLYFILTER PAD in flowing water with the open weave side up to trap uneaten food, waste, decaying plants, detritus, and other large and fine floating particulates from the water. Changing filter media pads regularly will INCREASE WATER QUALITY by removing solid organic compounds before they continue to break down and add additional nutrients (which can increase algae growth) to the water in your fish tank.
  • ENVIRONMENTALLY FRIENDLY - Our aquarium filter media roll is completely safe for all fish and other aquatic life. FilterFirst is made without dyes.
Bestseller No. 3
BrightWater Aquarium Filter Media, Ceramic Filter Ring, Ceramic Ring Fish Filter for Aquarium, Bio...
32 Reviews
BrightWater Aquarium Filter Media, Ceramic Filter Ring, Ceramic Ring Fish Filter for Aquarium, Bio...
  • Forged at high temperatures to reduce flaking and erosion
  • Encourages growth of biological colonies and holds large amounts of good bacteria
  • Ideal for both freshwater and saltwater, fits most filters, and tanks
  • Reduces ammonia and nitrate levels
  • W 0.39” x H 0.39” / W 1 CM x H 1 CM
SaleBestseller No. 4
CerMedia MarinePure Block Bio-Filter Media for Marine and Freshwater Aquariums, 8 by 8 by 4-Inch
89 Reviews
CerMedia MarinePure Block Bio-Filter Media for Marine and Freshwater Aquariums, 8 by 8 by 4-Inch
  • Ceramic Bio-filter Media with Vast Surface Area AND Open-Flow Porosity
  • Nitrate Reduction
  • Ammonia and Nitrate Removal
  • Lighter and more effective than Live Rock
  • Inert Ceramic
Bestseller No. 5
BCQLI 400g Sphere Bio-Filter Media for Marine and Freshwater Aquariums, Red Volcanic Rock
  • Natural volcanic rock, Red, 0.88 IB
  • Filter Media:Ornamental fish essential filter
  • The surface covered with pores, the more holes the more conducive to the cultivation of nitrifying bacteria
  • Breathable water permeability is good, help to cultivate and produce
  • 400 g / bag,The size of the stone is different
Bestseller No. 6
Aquapapa Filter Media Bags for Aquarium Pellet Carbon, Bio Balls, Ceramic Rings, Ammonia Remover
  • Zipper design, reusable; great for use in canister filter system.
  • Extra fine mesh bag good for use with granulated carbon, pellet carbon, and any other aquarium filter media.
  • Holds media together to keep aquarium clean
  • Bag size: 7.8"x 5.8". Bag material: nylon. Zipper material: plastic
  • Good for use in freshwater and salt water tank
Bestseller No. 7
API Nitra-Zorb Size 6 Aquarium Canister Filter Filtration Pouch 1Count Bag
  • Contains one (1) API NITRA-ZORB SIZE 6 Aquarium Canister Filter Filtration Pouch 1-Count Bag
  • Removes toxins that can be harmful to fish and lead to algae growth.
  • Removes ammonia, nitrite, and nitrate from aquarium water.
  • Easy-to-use pre-dosed pouch fits most canister filters on the market, for use in freshwater aquariums
  • Use when starting a new aquarium and when ammonia or nitrite is detected, replace every 2 months.