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Not sure which part you need for your appliance? Give us a ring during working hours (Mon-Fri 9am-5pm EST), and we‘ll help you out promptly:

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Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6

  • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6
  • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6
  • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6
  • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6
  • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6
  • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6

    • Think Crucial Replacement Aquarium Foam Block Filters - Compatible with Fluval FX4, FX5 & FX6

    42160846340293

    $ 29.50 & Free Shipping!

    How often should this part be changed:

    • Aquarium filters should generally be changed every 2-4 weeks, depending how heavy is your tap water.
    • To find a mark which works for you, put in a new filter and observe how many days it takes to get full.

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    "Set & Forget" are discounted recurring orders, saving your time & cash on repeated purchases. Benefits:

    • 50% on your first order
    • 15% off on each following order
    • Free Shipping always
    • 7 day advance email notification before each order
    • Easy to modify (volume & frequency) and cancel altogether
    • Support staff available Mon-Fri + a complete FAQ's
     
    • Foam Block Filters fit Fluval FX4, FX5 & FX6. Filters are essential for a premium aquarium. Helps keep your tank free of dust, with frequent filter replacement. Prevents premature clogging and enhances biological filtration.
    • Clean & Healthy Lifestyle: Replacing Fluval filters should help clean with premium filtration for healthier fish. The filter cartridge floss screens out dirt and debris.
    • Simple & Easy to Install: Switch out in less than five (5) minutes, providing time efficiency. Get back to daily activity quickly and make a big difference with filtration in the process. Simply remove the older and dirty filter and replace it.
    • Long-lasting replacement filters. Replace the Fluval pad every 2 to 4 weeks for optimal performance or twelve (12) to twenty-four (24) times per year depending upon usage.
    • THINK CRUCIAL manufactures premium quality filters and stands behind the quality and workmanship of all our products. We maintain a thorough quality control process to ensure compatibility with the models listed above.

     

    Fits the following Fluval models:

    • FX4
    • FX5
    • FX6
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