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  • Aquarium Supplies
    • Shop All Aquarium Supplies
    • Water Care
      • Algae & Cyanobacteria Treatments
      • Filter Bacteria & Tank Cycling
      • Fish Disease Treatments
      • Water Clarifiers
      • Water Conditioners & Aquarium Salt
      • Water Testing & Monitoring
      • View all Water Care
    • Filtration
      • Filters
      • Filter Media & Cartridges
      • Filter Spares & Service Kits
      • View all Filtration
    • Aquascaping & Plant Care
      • Aquarium Rocks
      • Aquarium Wood & Driftwood
      • Aquascaping Tools
      • Plant Fertilisers & Liquid Carbon
      • Substrates
      • View all Aquascaping & Plant Care
    • Heating & Equipment
      • Air Pumps & Accessories
      • Aquarium Lighting
      • Automatic Feeders
      • Heaters & Thermometers
      • View all Heating & Equipment
    • Cleaning & Maintenance
      • Glass & Algae Cleaners
      • Gravel Cleaners & Siphons
      • Maintenance Tools & Accessories
      • View all Cleaning & Maintenance
    • Fish Food
      • Everyday Fish Food
      • Holiday & Weekend Food
      • View all Fish Food
  • Pond
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Fluval Flex 2.0 Filter Media

All Filtration

Shop our full range of aquarium filtration products, including filters, replacement media, cartridges, spares and service kits. Find reliable filtration equipment and genuine replacement parts from trusted aquatic brands to help keep your aquarium water clear and healthy.




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  • Fluval U2 Stage 1 Bio-Foam Pads 2 Pack
    Vendor:
    Fluval

    Fluval U2 Stage 1 Bio-Foam Pads 2 Pack

    Only 9 left
    Regular price £6.99
    Sale price £6.99 Regular price
    Unit price /  per 
  • Fluval FX Undertank Hose Connection Kit
    Vendor:
    Fluval

    Fluval FX Undertank Hose Connection Kit

    Only 2 left
    Regular price £26.99
    Sale price £26.99 Regular price
    Unit price /  per 
  • Easy-Life Catappa-X Liquid Catappa Extract
    Up to 39% off
    Vendor:
    Easy-Life

    Easy-Life Catappa-X Liquid Catappa Extract

    Only 6 left
    Regular price From £5.99
    Sale price From £5.99 Regular price £8.89
    Unit price /  per 
  • Fluval 107/207/307/407 Primer Assembly with Cover
    Vendor:
    Fluval

    Fluval 107/207/307/407 Primer Assembly with Cover

    Only 5 left
    Regular price £13.99
    Sale price £13.99 Regular price
    Unit price /  per 
  • Fluval U2 Stage 2 Poly-Carb Cartridge 2 Pack
    Vendor:
    Fluval

    Fluval U2 Stage 2 Poly-Carb Cartridge 2 Pack

    Only 10 left
    Regular price £7.49
    Sale price £7.49 Regular price
    Unit price /  per 
  • Marina i25 Replacement Power Cartridge Bundle (6 Cartridges)
    Up to 38% off
    Vendor:
    Marina

    Marina i25 Replacement Power Cartridge Bundle (6 Cartridges)

    Only 15 left
    Regular price £11.99
    Sale price £11.99 Regular price £19.47
    Unit price /  per 
  • Tetra EasyCrystal Filter Media 600
    Up to 33% off
    Vendor:
    Tetra

    Tetra EasyCrystal Filter Media 600

    Only 6 left
    Regular price From £16.99
    Sale price From £16.99 Regular price £24.79
    Unit price /  per 
  • Easy-Life EasyStart Filter Starter
    Up to 21% off
    Vendor:
    Easy-Life

    Easy-Life EasyStart Filter Starter

    Only 2 left
    Regular price From £5.99
    Sale price From £5.99 Regular price £13.95
    Unit price /  per 
  • Fluval U1 Internal Aquarium Filter
    Up to 30% off
    Vendor:
    Fluval

    Fluval U1 Internal Aquarium Filter

    Only 4 left
    Regular price £27.99
    Sale price £27.99 Regular price £39.99
    Unit price /  per 
  • Marina Internal Filter
    Up to 52% off
    Vendor:
    Marina

    Marina Internal Filter

    Only 6 left
    Regular price From £13.99
    Sale price From £13.99 Regular price £25.29
    Unit price /  per 
  • Fluval U2 Complete Filter Media Bundle
    Up to 25% off
    Vendor:
    Fluval

    Fluval U2 Complete Filter Media Bundle

    Only 2 left
    Regular price £16.99
    Sale price £16.99 Regular price £22.67
    Unit price /  per 
  • Ciano CF20 & CF40 Replacement Filter Cartridges (Small)
    Vendor:
    Ciano Aquarium

    Ciano CF20 & CF40 Complete Filter Media Set (Small)

    Only 7 left
    Regular price £22.99
    Sale price £22.99 Regular price
    Unit price /  per 
  • Tetra Pond FilterStart Bacteria
    Up to 30% off
    Vendor:
    Tetra

    Tetra Pond FilterStart Bacteria

    Only 2 left
    Regular price From £13.99
    Sale price From £13.99 Regular price £18.87
    Unit price /  per 
  • NT Labs Aquarium Starter Kit
    Vendor:
    NT Labs

    NT Labs Aquarium Starter Kit

    Only 2 left
    Regular price £8.99
    Sale price £8.99 Regular price
    Unit price /  per 
  • Fluval FX2 Service Kit
    Up to 20% off
    Vendor:
    Fluval

    Fluval FX2 Service Kit

    Only 1 left
    Regular price £47.99
    Sale price £47.99 Regular price £59.99
    Unit price /  per 
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