Filter Media

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At Big Al’s Pets, we offer the best selection of aquarium filter media, including biological, chemical, and mechanical varieties. These products are essential for ensuring effective aquarium filtration for a healthier fish habitat. Keeping up with aquarium maintenance requires much less time when you use the right filter media since these products are always actively working to create a cleaner, healthier environment for your fish. And when you shop at Big Al’s, you’ll also save time by getting all different types of media you need in one convenient place.

Our selection of aquarium filter media includes over 400 high-quality products. In addition to biological filter media, you’ll also find activated carbon, diatom media, mechanical media, and more. We also carry other accessories you need to properly filter your aquarium, such as filter media bags, replacement cartridges, deionization cartridges, reverse osmosis membranes, etc. With so many options, any fish keeper can find the exact products they need to keep their water clean and their fish happy and healthy.
  • Two Little Fishies CDX Carbon Dioxide Absorption Media
    • Successfully removes carbon dioxide from the air that is drawn into the protein skimmer
    • CDX carbon dioxide media installs into the PhosBan reactor & air intake with the adaptor
    • This combination of the CDX media, PhosBan reactor & adaptor functions as an air filterBring your aquarium back to its normal state for a healthy, happy & successful aquarium
    • Bring your aquarium back to its normal state for a healthy, happy & successful aquarium

    Price From: USD 14.79

    Price From: USD 14.79

  • Two Little Fishies ReMag
    • Easy magnesium calcium reactor media accurately maintains the level in your aquarium
    • Always be sure to accurately follow the directions for the amount needed for your corals
    • Bring your aquarium back to its normal state for a healthy and successful reef aquarium

    Price From: USD 21.41

    Price From: USD 21.41

  • Two Little Fishies MetaSorb UHC
    • Helps in restoring a normal water quality
    • Permanently removes toxic heavy metals
    • For freshwater, marine & reef aquariums
    • Place in a higher water flow volume area
    • May hang-dry to use several times more

    Price From: USD 33.94

    Price From: USD 33.94

  • Filter Floss - 10 sq ft
    • Dense filter media provides superior mechanical filtration
    • Helps prevent obstructions in the biological media
    • Keeps your aquarium water crystal clear!
    • Can be cut and shaped to fit any filtration system
    • Great for both freshwater and saltwater applications

    Regular Price: USD 7.99

    Sale Price USD 3.99

    Regular Price: USD 7.99

    Sale Price USD 3.99

  • Filter Floss - 20 sq ft
    • Dense filter media provides superior mechanical filtration
    • Helps prevent obstructions in the biological media
    • Keeps your aquarium water crystal clear!
    • Can be cut and shaped to fit any filtration system
    • Great for both freshwater and saltwater applications

    Regular Price: USD 11.99

    Sale Price USD 6.99

    Regular Price: USD 11.99

    Sale Price USD 6.99

  • Zoo Med Turtle Clean 50/75 External Canister Filter Media - 2 pk
    • Improves habitats water clarity and odors
    • Absorbs the ammonia & harmful organics
    • Constructed with highest-quality carbon
    • Use with any 50/75 external canister filter
    • Weekly water changes are recommended

    Regular Price: USD 6.99

    Sale Price USD 3.99

    Regular Price: USD 6.99

    Sale Price USD 3.99

  • Zoo Med Turtle Clean 75 Fine Mechanical Filter Sponge
    • Works as an extra line of defence
    • Very easy to clean and is reusable
    • Greatly improves the water clarity
    • Eliminates dirt and floating debris
    • Excellent mechanical filter media

    Regular Price: USD 13.99

    Sale Price USD 7.99

    Regular Price: USD 13.99

    Sale Price USD 7.99

  • Aqua One Reflex Aquarium Kit Replacement Filter Media
    • Tailored to fit the Aqua One Reflex 13
    • Removes any odors or discoloration
    • Prevents ammonia and nitrite build up
    • Replace every 2-4 weeks for best results

    Price From: USD 0.89

    Price From: USD 0.89

  • Boyd Chemi-Pure Elite - Bulk
    • Multi-functional chemical filter media offers countless benefits
    • Removes dissolved organics for crystal clear aquarium water
    • Contains Ferric Oxide to remove phosphates and silicates
    • Stabilizes pH, increases fish life span, and reduces maintenance
    • Great for freshwater, marine, and reef aquariums!

    Price From: USD 43.06

    Price From: USD 43.06

  • Boyd Chemi-Pure Blue
    • The ultimate all-in-one filter media for marine and reef aquariums
    • Combines activated carbon with premium ion exchange resins
    • Reduces organic compounds, phosphates, silicates, and more!
    • Raises redox while helping to stabilize and maintain pH
    • Promotes a cleaner, clearer, and healthier aquarium environment

    Price From: USD 11.50

    Price From: USD 11.50

  • SR Aquaristik NPX Bio-Activated Polymer
    • Pelleted nitrate and phosphate reducing filter media
    • Designed for use in fluidized filter media reactors
    • Optimizes water quality and reduces maintenance
    • Made from 100% pure biodegradable carbon polymer
    • Ideal for freshwater, saltwater, and reef applications

    Price From: USD 6.99

    Price From: USD 6.99

  • API SuperClean Crystal Bio-Chem Zorb Cartridges
    • Designed specifically for the SuperClean Power Filters
    • Makes aquarium water clean and crystal clear
    • Densely filled with research grade resin-carbon blend
    • Removes pollutants: discoloration, odors, heavy metals, etc.
    • Ideal for freshwater, saltwater, and reef applications

    Price From: USD 3.48

    Price From: USD 3.48

  • Fluval AquaClear Maintenance Kits
    • Designed exclusively for use with the AquaClear 20/Mini
    • Media combination delivers highly effective 3-stage filtration
    • Bio-Max expands the biological capacity of your filter
    • Carbon adsorbs discoloration, odors, and impurities
    • Foam traps particles and debris, offers secondary bio-filtration

    Price From: USD 4.99

    Price From: USD 4.99

  • Aqueon QuietFlow Internal Filter Replacement Cartridges
    • For QuietFlow AT10 & AT15 internal filters
    • Provides powerful 3-stage filtration for crystal clear water
    • Dense mechanical foam effectively traps debris
    • Activated carbon removes toxins, odors, and discoloration
    • Bio-Grid facilitates cultivation of beneficial bacteria

    Price From: USD 4.99

    Price From: USD 4.99

  • SR Aquaristik Activated Filter Carbon
    • Professional-grade activated carbon
    • Ideal for freshwater and marine aquariums
    • Effectively removes discoloration, odors, and organic pollutants
    • Pelleted shape maximizes surface area for optimal adsorption
    • Delivers crystal clear water!

    Price From: USD 13.18

    Price From: USD 13.18

  • Hydor White Wool Filter Pads for Professional External Filters
    • Designed for use with Hydor Professional 150 External Filter
    • High-density pads provide highly effective mechanical filtration
    • Fine composition quickly traps small debris and particulates
    • Equally effective in freshwater and saltwater aquariums
    • Long-lasting pads leave your aquarium water crystal clear!

    Price From: USD 6.49

    Price From: USD 6.49

  • Hydor Black Foam Filter Pads for Professional External Filters
    • Designed for use with Hydor Professional 150 External Filter
    • High-density pads provide highly effective mechanical filtration
    • Coarse composition quickly traps larger debris and particulates
    • Equally effective in freshwater and saltwater aquariums
    • Long-lasting pads leave your aquarium water crystal clear!

    Price From: USD 13.99

    Price From: USD 13.99

  • Zoo Med Turtle Clean 75 Coarse Pre-Filter Sponge
    • Works as the first line of defence
    • Very easy to clean and is reusable
    • Greatly improves the water clarity
    • Eliminates dirt and floating debris
    • Excellent mechanical filter media

    Regular Price: USD 13.99

    Sale Price USD 7.99

    Regular Price: USD 13.99

    Sale Price USD 7.99

  • Eheim bioMECHs
    • Used with freshwater or saltwater aquarium filters
    • Performs biologically healthy water conditioning
    • This filter medium can gently be cleaned and reused
    • Captures dirt particles and holds cleaning bacteria
    • Contains pH-neutral material & no water hardeners

    Price From: USD 14.99

    Price From: USD 14.99

  • Eheim MECHpros
    • Used with freshwater or saltwater aquarium filters
    • Performs biologically healthy water conditioning
    • Media is residue free, easy to clean and reusable
    • Pre-filter media to capture tiny/coarse dirt particles
    • Ideally combined with SUBSTRATpro or bioMECH

    Price From: USD 9.49

    Price From: USD 9.49

  • Seachem Reef Reactor
    • Includes key elements like calcium, magnesium, and more!
    • Encourages a healthy environment for your reef aquaria
    • Helps corals achieve iconic balance, growth, and coloration
    • Aids in the stabilization of alkalinity and pH in aquariums
    • For calcium reactors or substrate in aquariums or refugiums

    Price From: USD 18.34

    Price From: USD 18.34

  • Red Sea REEF-SPEC Carbon
    • This filter extracts specific organic pollutants
    • Low phosphate leakage & minimal ash content
    • pH in your aquarium water will not be affected
    • High absorption capacity & includes a filter bag
    • Cost-efficient & lasts longer than other carbons

    Price From: USD 10.99

    Price From: USD 10.99

  • Supreme Ovation Media Replacements
    • Made with polyester & foam
    • Offers biological filtration
    • Maintains effectiveness of the original filter
    • Replacement media filtration

    Price From: USD 2.99

    Price From: USD 2.99

  • Red Sea Filter Bags
    • Removes uneaten food, debris, waste, or other fine particles
    • Polishes water - ideal for water that is low in particulates
    • Reusable filter bag is great for any salt or freshwater sump
    • Eliminates organic matter that produces ammonia and nitrates

    Price From: USD 8.99

    Price From: USD 8.99

  • Seachem PhosBond
    • Combines phosphate-removing power of aluminum oxide and GFO
    • Rapidly removes phosphates and silicates from aquarium water
    • Equally effective in both freshwater and saltwater systems
    • High porosity and surface provide a large binding capacity
    • Highly durable - will not break down due to mechanical stress

    Price From: USD 8.29

    Price From: USD 8.29

  • Seachem PhosNet
    • Highly effective granular ferric oxide (GFO) filter media
    • High porosity, high surface area, and high binding capacity
    • Rapidly removes phosphates and silicates from aquarium water
    • Equally effective in both freshwater and saltwater systems
    • Will not leach phosphates or silicates back into your aquarium

    Price From: USD 10.31

    Price From: USD 10.31

  • Seapora Filter Floss Pads
    • Dense filter pads provide superior mechanical filtration
    • Helps prevent obstructions in the biological media
    • Keeps your aquarium water crystal clear!
    • Can be cut and shaped to fit any filtration system
    • Great for both freshwater and saltwater applications

    Price From: USD 0.99

    Price From: USD 0.99

  • Seachem Tidal 75 Matrix - 350 ml (Bagged)
    • Treats up to 75 gallons (300 Litres) of water
    • This is an excellent high capacity biofiltration
    • Controls ammonia, nitrites & nitrate levels
    • This improves your aquarium water quality
    • Suitable for freshwater & saltwater set-ups
    USD 6.77
    USD 6.77
  • Rowa ROWAphos - 100 ml
    • World-renowned man-made phosphate removal media
    • Stifles the growth of annoying nuisance algae
    • Boasts uniquely peerless phosphate binding power
    • Especially recommended for use with reef aquariums
    • Easy and safe to use & does not release materials
    USD 14.49
    USD 14.49
  • Rowa ROWAphos - 1000 ml
    • World-renowned man-made phosphate removal media
    • Stifles the growth of annoying nuisance algae
    • Boasts uniquely peerless phosphate binding power
    • Especially recommended for use with reef aquariums
    • Easy and safe to use & does not release materials
    USD 49.99
    USD 49.99
  • Rowa ROWAphos - 250 ml
    • World-renowned man-made phosphate removal media
    • Stifles the growth of annoying nuisance algae
    • Boasts uniquely peerless phosphate binding power
    • Especially recommended for use with reef aquariums
    • Easy and safe to use & does not release materials
    USD 21.99
    USD 21.99
  • Rowa ROWAphos - 500 ml
    • World-renowned man-made phosphate removal media
    • Stifles the growth of annoying nuisance algae
    • Boasts uniquely peerless phosphate binding power
    • Especially recommended for use with reef aquariums
    • Easy and safe to use & does not release materials
    USD 32.49
    USD 32.49
  • Acurel Economy Activated Filter Carbon Pellets - 1 lb
    • Economically removes toxic waste
    • Prevents the build-up of toxic gases
    • Ideal in fresh/saltwater & pond filters
    • In a convenient zipper sealed bag

    Regular Price: USD 3.99

    Sale Price USD 1.99

    Regular Price: USD 3.99

    Sale Price USD 1.99

    Out of stock

  • Seapora Sulfur Denitrators
    The Seapora Sulfur Denitrator by JNS is a specialized supplementary water filtration tool that helps you cut down on water changes and maintenance work through the use of pure quality sulfur.

    Price From: USD 144.99

    Price From: USD 144.99

    Out of stock

  • Acurel Extreme Carbon Ammonia Away Blend - 30 oz
    • Blends Activated Carbon Pellets & Ammonia Away Green
    • Removes ammonia, toxic substances, discoloration & odor
    • Frequent use increases filtration efficiency and clear water
    • This provides a safer environment for your fish and plants
    • The jars feature a twist-on/off design with a flip-up handle

    Regular Price: USD 6.99

    Sale Price USD 4.49

    Regular Price: USD 6.99

    Sale Price USD 4.49

  • Acurel Extreme Activated Carbon Pellets - 55 lb
    • Features larger pores created for trapping contaminants
    • Removes toxic substances and chemical/organic pollutants
    • Eliminates discoloration and bad odor from aquarium water
    • This provides a safer environment for your fish and plants
    • The jars feature a twist-on/off design with a flip-up handle

    Regular Price: USD 349.99

    Sale Price USD 199.99

    Regular Price: USD 349.99

    Sale Price USD 199.99

    Out of stock

  • Seapora Replacement Power Filter Cartridges for Emperor® 280/400 Rite-Fit E
    Seapora Replacement Power Filter Cartridges offer superior filtration, helping to create and maintain a healthy and crystal clear aquarium by utilizing multi-stage filtration with activated carbon.

    Price From: USD 7.99

    Price From: USD 7.99

  • Seapora Replacement Power Filter Cartridges for Penguin® 75B/99 (Mini)/99B/100B Rite-Fit A
    Seapora Replacement Power Filter Cartridges offer superior filtration, helping to create and maintain a healthy and crystal clear aquarium by utilizing multi-stage filtration with activated carbon.

    Price From: USD 4.99

    Price From: USD 4.99

  • Seapora Rite-Fit E Cartridges for Emperor® Power Filters - 280/400 - 4 pk
    • Helps create a healthy and crystal clear aquarium
    • Removes discoloration, odors, and organic impurities
    • Multi-stage filtration with an emphasis on carbon
    • Internal grid frame evenly distributes carbon content
    • Dense floss traps removes dirt and debris from water

    Regular Price: USD 13.99

    Sale Price USD 7.99

    Regular Price: USD 13.99

    Sale Price USD 7.99

  • Seapora Rite-Fit B Cartridges for Penguin® Power Filters - 110B/125B/150B - 6 pk
    • Helps create a healthy and crystal clear aquarium
    • Removes discoloration, odors, and organic impurities
    • Multi-stage filtration with an emphasis on carbon
    • Internal grid frame evenly distributes carbon content
    • Dense floss traps removes dirt and debris from water

    Regular Price: USD 13.99

    Sale Price USD 8.49

    Regular Price: USD 13.99

    Sale Price USD 8.49

  • Seapora Rite-Fit A Cartridges for Penguin® Power Filters - 75B/99 (Mini)/99B/100B - 6 pk
    • Helps create a healthy and crystal clear aquarium
    • Removes discoloration, odors, and organic impurities
    • Multi-stage filtration with an emphasis on carbon
    • Internal grid frame evenly distributes carbon content
    • Dense floss traps removes dirt and debris from water

    Regular Price: USD 13.99

    Sale Price USD 8.49

    Regular Price: USD 13.99

    Sale Price USD 8.49

  • Kent Marine Phosphate Sponge - 25 lb
    Kent Marine Phosphate Sponge quickly adsorbs phosphates in fresh and saltwater aquariums. Beads are cracked to expose more surface area and increase efficiency! Will not release soluble aluminum compounds into the aquarium.

    Regular Price: USD 129.99

    Sale Price USD 99.99

    Regular Price: USD 129.99

    Sale Price USD 99.99

    Out of stock

  • Rowa ROWAphos - 5 kg
    • World-renowned man-made phosphate removal media
    • Stifles the growth of annoying nuisance algae
    • Boasts uniquely peerless phosphate binding power
    • Especially recommended for use with reef aquariums
    • Easy and safe to use & does not release materials
    USD 169.99
    USD 169.99
  • Seapora Rite-Fit Replacement Power Filter Cartridges
    Seapora Rite-Fit Replacement Power Filter Cartridges offer superior filtration, helping to create and maintain a healthy and crystal clear aquarium by utilizing multi-stage filtration with activated carbon.

    Price From: USD 1.49

    Price From: USD 1.49

  • Seapora Sulfur Denitrator - Standard
    • Specialized sulfur-based water filtration tool
    • Helps cut down on water changes and maintenance
    • Reduces nitrates, pH and alkalinity in aquariums
    • Promotes coral development by distributing calcium
    • Sturdy build is designed to last a lifetime of use

    Regular Price: USD 179.99

    Sale Price USD 144.99

    Regular Price: USD 179.99

    Sale Price USD 144.99

    Out of stock

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