Ceramic & Biological Media

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Stella & Chewy's Shredrs chicken and chicken liver wet dog food pouch shown from the front.
Stella & Chewy's

Stella & Chewy's Shredded Wet Dog Food, Chicken & Chicken Liver in Broth, 79 g Pouch

Stella & Chewy's Shredrs Cage Free Chicken & Chicken Liver Recipe in Broth is wet dog food for a complete and balanced meal or a topper, in a 2.8 oz (79 g) pouch. Real shredded muscle meat in slowly simmered broth — adds protein...
£20.36
£20.36
Preferhouse dog shirt shown from the front with its striped design.
Preferhouse

Preferhouse Striped Dog T-Shirts for Summer, XS–XL, Soft Quick-Dry Fabric

Preferhouse striped dog T-shirts are pet tops for summer wear and everyday outings, offered in five sizes from XS to XL with stripe and heart-pattern designs. Five sizes, XS to XL — options for small, medium, and large dogs, with a size chart to...
£21.15
£21.15
Bbmmayy Rhinestone Dog Collar shown from the front in dark blue.
Bbmmayy

Bbmmayy Rhinestone Dog Collar, Dark Blue Size S with Flower Detail and Adjustable Fit

Bbmmayy Rhinestone Dog Collar is a decorative dog collar designed to dress up your dog, with a dark blue size S fit for necks measuring 10.6–13 in (26–32 cm) and an adjustable metal buckle. Dark blue, size S fits necks 10.6–13 in (26–32 cm)...
£21.26
£21.26
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  • beaufan Media Maintenance Kit shown from the front with its product packaging.
    beaufan

    beaufan Fluval 306/307 Canister Filter Media Kit, 2 Sets with Carbon and Ceramic Rings

    The beaufan Media Maintenance Kit is replacement filter media for Fluval 306/307 Canister Aquarium Filters, with two sets in one box for refreshing your aquarium filter. Replace filter media every 2–4 months to keep up with routine aquarium filter maintenance. Activated carbon helps remove...
    £83.95
    £83.95
  • RealPlus ceramic bio filter media shown as blue ceramic blocks from the front
    RealPlus

    RealPlus Ceramic Aquarium Filter Media, 90 Blue Blocks for Biological Filtration

    RealPlus Ceramic Bio Filter Media provides mechanical and biological filtration for aquariums, ponds, and fish tanks, with 90 blue ceramic blocks for filter setups. Mechanical and biological filtration — supports two filtration functions in one media. Designed to help remove ammonia and nitrite and...
    £124.07
    £124.07
  • JIHAQUA ceramic bio filter rings shown together in a front product view.
    JIHAQUA

    JIHAQUA Aquarium Ceramic Bio Filter Rings, Wine, 8.2 kg for Clear Water

    JIHAQUA Aquarium Ceramic Bio Filter Rings are 18 lb (8.2 kg) of ceramic media for aquarium filtration, including freshwater and marine fish tanks, canister filters, and koi ponds. Designed to clear debris efficiently — helps keep aquarium water clear. Made for prolonged effectiveness —...
    £105.19
    £105.19
  • K3 Bio Media Plus filter media shown as a product view.
    K3 Bio Media Plus

    K3 Bio Media Plus Bio Filter Media, 56.6 L, Virgin HDPE for Moving-Bed Filters

    K3 Bio Media Plus is biological and mechanical filter media for aquariums, ponds, and aquaponic systems, supplied as 2 cubic feet (56.6 L) of virgin HDPE media with a surface area greater than 1,000 m²/m³. 2 cubic feet (56.6 L), weighing 15 lb (6.8...
    £188.96
    £188.96
  • CerMedia MarinePure bio-filter sphere shown from the front.
    CerMedia MarinePure

    CerMedia MarinePure Aquarium Bio-Filter Spheres, 3.8 L, High-Surface-Area Ceramic Media

    CerMedia MarinePure 1.5-inch (3.81 cm) ceramic bio-filter spheres support ammonia and nitrite removal and nitrate reduction in freshwater and marine aquariums. Open-flow ceramic porosity and vast surface area — provides a high-surface-area format for aquarium biofiltration. One sphere has the same surface area as...
    £94.58
    £94.58
  • K1 Bio Media Plus filter media shown from the front as a 6-gallon product.
    K1 Bio Media Plus

    K1 Bio Media Plus Aquarium Bio Filter Media, 22.7 L, Moving-Bed HDPE

    K1 Bio Media Plus is biological filter media for aquariums, ponds and water-based growing systems, supplied as 6 gallons (6 lb) of 11 x 9 mm virgin HDPE pieces with a surface area greater than 800 m²/m³. 6 gallons of media weighing 6 lb...
    £107.55
    £107.55
  • FAPBCC FX6 filter media kit showing the full replacement media set.
    FAPBCC

    FAPBCC 26-Piece Canister Filter Media Kit for Fluval FX4/FX5/FX6 with Foam, Carbon & Ceramic Media

    FAPBCC is a 26-piece replacement media kit for Fluval FX4, FX5 and FX6 canister filters, combining foam, carbon and ceramic media for aquarium filtration. 26-piece assortment — supplies multiple types of replacement filter media in one kit. Corrugated bio-foam with 35% more surface area...
    £108.60
    £108.60
  • FAPBCC filter media set showing the assorted replacement media pieces together.
    FAPBCC

    FAPBCC Fluval 306/307 Aquarium Filter Media Replacement Set, 42-Piece with Foam, Carbon & Ceramic Rings

    FAPBCC is an upgraded 42-piece replacement filter media set for Fluval 306 and 307 canister filters, combining biological foam, activated carbon, and ceramic rings for aquarium filtration. Compatible with Fluval 306 and 307 canister filters — matches these filter models. 42-piece assortment of foam,...
    £87.48
    £87.48
  • K2 Bio Media Plus MBBR filter media shown in a front product view.
    K2 Bio Media Plus

    K2 Bio Media Plus Aquarium Filter Media, 22.7 L for Moving-Bed Filtration

    K2 Bio Media Plus is six gallons of biological filter media for aquariums, ponds and aquaponics, made from virgin HDPE and sized 10 mm x 7 mm. Six-gallon quantity — supplies media for a DIY water-filtration setup. Virgin HDPE pieces, 10 mm x 7...
    £106.32
    £106.32
  • Threlaco filter media kit showing the full assortment of replacement components.
    Threlaco

    Threlaco Aquarium Filter Media Kit for Fluval 406/407, 52 Pieces with Bio Media and Remover Pads

    Threlaco 52-piece replacement filter media kit is made for Fluval 406 and 407 aquarium filters, with biological media and ammonia, phosphate, and nitrite remover pads for freshwater and saltwater tanks. Compatible with Fluval 406/407 filters — replace several types of filter media with one...
    £94.57
    £94.57
  • Biohome Ultimate filter media shown from the front.
    Biohome

    Biohome Ultimate Aquarium Filter Media, 2.27 kg Sintered Glass for Canister, HOB & Sump Filters

    Biohome Ultimate is sintered-glass aquarium and pond filter media supplied in a 5 lb quantity, with a highly porous structure for filtration use. 5 lb of media — a clearly defined quantity for choosing filter media. Sintered glass — the material used to make...
    £129.97
    £129.97
  • Marina Slim Filter cartridge shown from the front.
    Marina

    Marina Slim Filter Cartridge, 15-Count Carbon and Ceramic Aquarium Replacement

    Marina Slim Filter Carbon Plus Ceramic Cartridge is a 15-count replacement filter cartridge designed to support filtration in tropical fish aquariums. 15 cartridges — provides a supply for routine filter maintenance. Activated carbon — helps remove pollutants and odours from aquarium water. Porous Ceramitek...
    £66.62
    £66.62
  • Seachem Matrix biological filter media shown in a front-view product image.
    Seachem

    Seachem Matrix Biological Aquarium Filter Media, 4 L, Freshwater & Marine

    Seachem Matrix is natural, highly porous biological filter media for controlling ammonia, nitrite, and nitrate in freshwater and marine aquaria, supplied in a 4 L / 1 gal quantity. Made for freshwater and marine aquaria — supports biological filtration in either aquarium type. Designed...
    £79.03
    £79.03
  • Marina Slim Filter Carbon Plus Ceramic Cartridge package shown from the front.
    Marina

    Marina Slim Filter Carbon Plus Ceramic Cartridges, 18-Count, Dual Filtration for S10/S15/S20

    Marina Slim Filter Carbon Plus Ceramic Cartridges combine activated carbon and Ceramitek ceramic media to support chemical and biological filtration in compatible Marina Slim Filters. Activated carbon removes pollutants and odors — helping keep aquarium water cleaner. Ammonia absorption — helps reduce fish stress...
    £51.61
    £51.61
  • Biohome Ultimate Filter Media shown from the front.
    Biohome

    Biohome Ultimate Aquarium Filter Media, 907 g Sintered Glass for Canister, HOB & Sump Filters

    Biohome Ultimate Filter Media is sintered-glass media for aquarium and pond filtration, supplied in a 2 lb quantity for canister, HOB, and sump filters. 2 lb of filter media — provides a defined quantity for your filtration setup. Sintered glass — gives you a...
    £60.68
    £60.68
  • GOKUL BRANDS Tidal 55 filter media kit shown as a complete set.
    GOKUL BRANDS

    GOKUL BRANDS Tidal 55 Filter Media Kit with Polishing Pads, Foam Sponge and Matrix Bio Media

    GOKUL BRANDS Tidal 55 Maintenance and Replacement Filter Media Kit is a four-part media bundle for maintaining Tidal 55 canister filtration, with polishing, foam and biological media. Polishing pads 2-pack and foam filter sponge 2-pack — provides two replacement pieces of each type. Tidal...
    £58.14
    £58.14
  • CNZ Aquarium Filter Media Kits shown as a triple-pack assortment.
    CNZ

    CNZ Aquarium Filter Media Kit Triple Pack with Carbon, Bio Balls & Ceramic Rings

    CNZ Aquarium Filter Media Kits (Triple Pack) combine active carbon, polypropylene bio balls, and porous ceramic rings for aquarium filtration. Active carbon removes odors, colors, organic pollutants, toxic compounds, and medications — helping address several unwanted substances in aquarium water. Porous ceramic media provides...
    £80.40
    £80.40
  • K1 Bio Media Plus filter media shown from the front.
    K1 Bio Media Plus

    K1 Bio Media Plus Bio Filter Media, 2 Gallons for Moving Bed Filters

    K1 Bio Media Plus is 2 gallons (7.57 L) of virgin HDPE filter media for biological filtration in aquariums, ponds and aquaponics, with 11 x 9 mm pieces and a surface area greater than 800 m²/m³. Use as static media or in a moving...
    £76.83
    £76.83
  • AQUANEAT bio balls shown as a 300-piece filter media set.
    AQUANEAT

    AQUANEAT Bio Balls Filter Media, 1.4-Inch, 300 Count with Reusable Mesh Bag

    AQUANEAT Bio Balls are biological filter media for ponds and aquariums, with 300 polypropylene balls measuring 1.4 inches (3.56 cm) in diameter to support natural water clarification and gas exchange. Designed to clarify water naturally and promote gas exchange — supports increased dissolved oxygen...
    £80.41
    £80.41
  • Fluval BioMax filter inserts shown as a six-pack in the product packaging.
    Fluval

    Fluval BioMax Biological Filter Media, 6-Pack for AquaClear 50 Power Filter

    Fluval BioMax is a six-pack of biological filter inserts for the AquaClear 50 Power Filter, designed to support beneficial bacteria and biological filtration. Six BioMax filter inserts — provides six pieces of biological filter media in one pack. Designed exclusively for the AquaClear 50...
    £57.71
    £57.71
  • ALEGI ceramic bio filter media spheres shown in a front product view.
    ALEGI

    ALEGI Ceramic Bio Filter Media Spheres, 4.5 kg for Freshwater & Saltwater Tanks

    ALEGI ceramic bio filter media spheres provide 10 lb of ready-to-use aquarium filter media for freshwater and saltwater tanks, with 10 reusable media bags included. 10 lb of ceramic bio filter spheres — a substantial quantity of media for aquarium filtration setups. 10 reusable...
    £80.41
    £80.41
  • ALEGI ceramic ring filter media shown in a front product view.
    ALEGI

    ALEGI Aquarium Bio Ceramic Ring Filter Media, 4.5 kg, Porous Rings with 10 Mesh Bags

    ALEGI Aquarium Premier Bio Ceramic Rings are porous biological filter media for supporting beneficial bacteria in freshwater and saltwater aquariums, supplied as 10 lb (4.54 kg) of rings measuring 1/2 x 1/2 in (1.27 x 1.27 cm). Porous ceramic rings — provide surface area...
    £76.87
    £76.87
  • AquaClear 110 Foam Insert shown from the front.
    ArdentPets

    AquaClear 110 Aquarium Filter Foam Inserts, 3-Pack for Mechanical and Biological Filtration

    The AquaClear 110 Foam Insert is a reusable aquarium filter insert for mechanical and biological filtration, supplied as a 3-pack and designed exclusively for the AquaClear 110 Power Filter. Filters dirt and debris mechanically — traps particles as aquarium water passes through the foam....
    £76.83
    £76.83
  • AFACYGN ceramic aquarium bio filter media shown with its box and blocks.
    AFACYGN

    AFACYGN Ceramic Aquarium Filter Media, 42-Piece 6.1-Inch Blocks for Tanks and Ponds

    AFACYGN ceramic aquarium bio filter media provides porous filtration material for fish tanks and koi ponds, with 42 pieces measuring 6.1 x 1.3 x 1.3 inches (15.5 x 3.3 x 3.3 cm) each. Porous ceramic made with ore, minerals and refined volcanic ash —...
    £83.85
    £83.85

Ceramic rings, bio balls and porous media that give beneficial bacteria a home. Fluval, ALEGI and Marina are three of the 42 brands gathered here. Product descriptions often mention aquarium bio and filter cartridges.

Also part of Filter Media & Cartridges; nearby pages include Filter Sponges & Pads, Replacement Filter Cartridges and Aquarium Carbon & Chemical Media.

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Questions about Ceramic & Biological Media

Who makes the products in Ceramic & Biological Media?

Ceramic & Biological Media brings together Fluval, ALEGI, Marina and 39 other makers.

What should I look at before buying ceramic & biological media?

Compare features like aquarium bio and filter cartridges, then check the measurements and pack quantity listed on each product page by the maker.

How much does delivery cost on Ceramic & Biological Media?

Nothing. Delivery to any UK address is free, however small the order. We prepare orders within 1–3 working days; after that, most parcels reach you within 3–7 working days, and a tracking link is emailed as soon as yours is on its way. Some Highlands and island postcodes and Northern Ireland can take a little longer.

Can I send back something from Ceramic & Biological Media?

Send it back within 30 days of delivery, for any reason, as long as it is unused and still in its original packaging. We email a prepaid label so the return costs you nothing, and the money goes back to the way you paid no later than 10 working days after the parcel reaches us.

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