Top Biological Filters

Aqua-Tech Ultra Quiet Power Filter, For Aquariums 20-40 Gallons

  • INCLUDES CARTRIDGE: The molded ribbed back maximizes contact with water – includes premium activated carbon..
  • BIOLOGICAL FILTRATION: Bio-Foam biological filtration removes toxic ammonia and nitrites on contact..
  • QUIET: Decoupled motor with dampeners reduces noise to below 40 dB..
  • POWERFUL: Impeller and motor assembly designed for efficient power usage filters 20-to 40-gallon aquariums 5 times per hour..
  • SLEEK DESIGN: Designed to fit standard aquarium hoods and canopies, the Aqua-Tech Ultra Quiet Power Filter makes aquatic filtration easy..
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Aqua-Tech Ultra Quiet Power Filter, For Aquariums 10-20 Gallons

  • Includes cartridge: the molded ribbed back maximizes contact with water – includes premium activated carbon..
  • Biological filtration: bio-foam biological filtration removes toxic ammonia and nitrites on contact..
  • Quiet: decoupled motor with dampeners reduces noise to below 40 db..
  • Powerful: impeller and motor assembly designed for efficient power usage filters 10- to 20-gallon aquariums 5 times per hour..
  • Sleek design: designed to fit standard aquarium hoods and canopies, the aqua-tech ultra quiet power filter makes aquatic filtration easy..
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DEPEPE 10pcs Aquarium Filter Media Bags with Zipper for Activated Carbon, Biospheres, Ceramic Rings, etc.

  • Zipper Material: Plastic, Corrosion Resistant.
  • Package contains: 5 white filter bags + 5 black filter bags.
  • Mesh hole diameter: approx. 1mm, suitable for respiratory biological rings, activated carbon, volcanic rocks, coral sands, ceramic rings, etc. Not applicable for finer particles..
  • Filter bags are good for various filters, including fresh water tanks, tank filters, power filters, etc..
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MarineLand ML Penguin PRO 175 Filter 10/1 CT, 78179

  • With bio-wheel technology: bio-wheel technology provides wet/dry biological filtration..
  • Multi-stage filtration: delivers mechanical, chemical and biological Aquarium filtration to maintain a clean aquatic environment..
  • Compatibility: use with Marine Land rite-size B filter cartridge..
  • Six sizes: 100 (for up to 10 gallons), 125 (for up to 20 gallons), 175 (for up to 30 gallons), 275 (for up to 50 gallons), 375 (for up to 75 gallons), 450 (for up to 90 gallons)..
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Marineland Rite-Size Cartridge Refills (6-Pack)

  • REPLACEMENT FILTER CARTRIDGE: Pack of 4 cartridges fits Marineland Emperor PRO Power Filter 450.
  • also fits original Emperor Power Filters 280 and 400..
  • EASY TO INSTALL: Pre-assembled cartridges slide easily into place, providing mechanical and chemical filtration and making replacement fast, dry and effortless..
  • THREE-STAGE FILTRATION: Mechanically filters water through a pad of double-thick poly fiber..
  • CHEMICALLY filtered through Black Diamond Premium Activated Carbon..
  • BIO-Wheel technology delivers wet/dry biological filtration for nitrifying bacteria growth..
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Aquapapa Filter Media Bags 50 1″ Bio Sponge Ball + 1 lb Ceramic Rings for Aquarium Fish Tank Pond Canister Filter (Ship from CA USA)

  • Ready to use media bags, convenient use for all types of filters. Good to use in both fresh and saltwater tank..
  • Ceramic rings and bio balls with inside sponge offer large surface area for efficient biological filtration. Hollow shape rings enhances biological filtration capacity allowing water flow through and less likely to get clogged..
  • Bio ball size: 1″ in diameter. Mesh bag size: 8″x 5.5″. The zipper of the mesh bag is plastic..
  • Package includes: 1 bag of bio ceramic rings and 1 bag of bio sponge balls..
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Beckett Corporation RFP Combo Pond Filter Pad for Bio-Filter Kits - Pre-Cut Pads for Ponds and Aquariums, Black pack of 4

  • LONG LASTING SUBMERSIBLE FILTER: Easily attach this biological filter to a fountain or pond pump to provide water filtration through included bio media.
  • EASY TO CLEAN: Residue can be washed off by simply running water over the foam filters.
  • IDEAL FOR SMALL TO MEDIUM SIZED PONDS: The filter is best suited filtering ponds up ranging from 350 to 700 gallons.
  • ENVIRONMENTALLY AND FISH FRIENDLY: The mechanical and biological filtration encourages the growth of beneficial bacteria for a naturally balanced pond making it safe for plants and fish.
  • COMPATIBILITY: This filter is specifically designed for use with Beckett's G210 or G325. Pump NOT included..
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Marineland Rite-Size A Cartridge Refills 12-Pack 2 Packs with 6 Filters per Pack Aquarium Penguin Power Filter Cartridges

  • REPLACEMENT FILTER CARTRIDGE: Pack of 4 cartridges fits Marineland Emperor PRO Power Filter 450.
  • also fits original Emperor Power Filters 280 and 400..
  • EASY TO INSTALL: Pre-assembled cartridges slide easily into place, providing mechanical and chemical filtration and making replacement fast, dry and....
  • THREE-STAGE FILTRATION: Mechanically filters water through a pad of double-thick poly fiber..
  • CHEMICALLY filtered through Black Diamond Premium Activated Carbon..
  • BIO-Wheel technology delivers wet/dry biological filtration for nitrifying bacteria growth..
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Aqueon Quietflow E Internal Power Filter

  • Economical vertical-oriented internal filter that efficiently cleans and filters aquarium water.
  • Provides chemical, biological and mechanical filtration.
  • Auto-start pump requires no priming, automatically restarts if power is interrupted and restored.
  • Easy to install using suction cups and/or hanging clips.
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Marina Slim Filter Zeolite Plus Ceramic Cartridge - 6-Pack

  • Absorbs toxic ammonia and reduces fish stress.
  • Contains Ceramitek, a highly porous ceramic biological filter medium.
  • Fits the Marina S10, S15 and S20 Slim Filters.
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Marina Slim Filter Carbon Plus Ceramic Cartridge 6-Count

  • 6 Total Cartridges(2 Packs with 3 Cartridges per Pack)Marina Slim Filter Carbon Plus Ceramic Cartridges..
  • Absorbs toxic ammonia and reduces fish stress..
  • Effectively removes pollutants and odors..
  • Contains Ceramitek, a highly porous ceramic biological filter medium..
  • Fits the Marina S10, S15 and S20 Slim Filters..
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Zanyzap Pre-Filter Sponge 3 Pack for Fluval Edge Aquarium

  • 3 pack of premium quality pre-filters for Fluval Edge.
  • Prevents small and baby inhabitants from being drawn into filter.
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