{"product_id":"fluval-u4-media-cartridge-set1","title":"Fluval U4 Complete Filter Media Kit Foam Carbon BioMax Aquarium Replacement","description":"\u003ch2\u003eFluval U4 Complete Filter Media Kit – Foam, Carbon \u0026amp; BioMax\u003c\/h2\u003e\r\n\r\n\u003cp\u003eKeep your aquarium water clean and clear with the \u003cstrong\u003eFluval U4 Complete Filter Media Cartridge Kit\u003c\/strong\u003e, a genuine replacement media set designed specifically for the Fluval U4 Internal Aquarium Filter.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis complete filtration media kit combines \u003cstrong\u003emechanical, chemical and biological filtration\u003c\/strong\u003e, helping remove debris, improve water clarity and support beneficial bacteria responsible for maintaining healthy aquarium water conditions.\u003c\/p\u003e\r\n\r\n\u003cp\u003eIdeal for refreshing your existing Fluval U4 filter, this replacement set provides the essential filtration media needed to maintain effective aquarium filtration.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003ePLEASE NOTE: All filter media is brand new and unused but is supplied in generic packaging rather than the original Fluval retail packaging.\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eComplete Fluval U4 Media Kit\u003c\/strong\u003e – Replacement filtration media for the Fluval U4 Internal Filter.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eGenuine Fluval Filter Media\u003c\/strong\u003e – Original filtration media designed for compatible Fluval equipment.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003e3-Stage Filtration\u003c\/strong\u003e – Supports mechanical, chemical and biological filtration.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eMechanical Foam Filtration\u003c\/strong\u003e – Captures suspended dirt, fish waste and debris.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eActivated Carbon Media\u003c\/strong\u003e – Helps remove unwanted odours, dissolved impurities and discolouration.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eBioMax Biological Media\u003c\/strong\u003e – Provides a porous surface for beneficial nitrifying bacteria.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eImproves Water Clarity\u003c\/strong\u003e – Helps maintain cleaner aquarium water.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eEasy Filter Maintenance\u003c\/strong\u003e – Convenient replacement media for routine servicing.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eDesigned for Fluval U4\u003c\/strong\u003e – Suitable for the Fluval U4 Internal Aquarium Filter.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eBrand New \u0026amp; Unused\u003c\/strong\u003e – Fresh replacement media ready for installation.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eGeneric Packaging\u003c\/strong\u003e – Supplied without original Fluval retail packaging.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eComplete 3-Stage Aquarium Filtration\u003c\/h3\u003e\r\n\r\n\u003cp\u003eThe \u003cstrong\u003eFluval U4 Internal Filter\u003c\/strong\u003e uses a combination of filtration media to help maintain suitable aquarium water conditions.\u003c\/p\u003e\r\n\r\n\u003ch4\u003eStage 1 – Mechanical Filtration\u003c\/h4\u003e\r\n\r\n\u003cp\u003eFoam media traps suspended particles, uneaten food and fish waste, helping maintain clear aquarium water.\u003c\/p\u003e\r\n\r\n\u003ch4\u003eStage 2 – Chemical Filtration\u003c\/h4\u003e\r\n\r\n\u003cp\u003eActivated carbon helps adsorb certain dissolved impurities, unwanted odours and discolouration from aquarium water.\u003c\/p\u003e\r\n\r\n\u003ch4\u003eStage 3 – Biological Filtration\u003c\/h4\u003e\r\n\r\n\u003cp\u003eFluval BioMax provides a porous surface for beneficial bacteria to colonise, supporting the natural aquarium nitrogen cycle.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThese bacteria help convert harmful ammonia into nitrite and then into nitrate, supporting effective biological filtration.\u003c\/p\u003e\r\n\r\n\u003ch3\u003eDesigned for Fluval U4 Internal Filters\u003c\/h3\u003e\r\n\r\n\u003cp\u003eThis replacement media kit is designed specifically for the \u003cstrong\u003eFluval U4 Internal Aquarium Filter\u003c\/strong\u003e.\u003c\/p\u003e\r\n\r\n\u003cp\u003eIt provides a convenient solution for replacing worn or exhausted filtration media without purchasing a complete new filter unit.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fluval U4 Internal Aquarium Filter.\u003c\/p\u003e\r\n\r\n\u003ch3\u003eEasy Installation \u0026amp; Maintenance\u003c\/h3\u003e\r\n\r\n\u003cp\u003eRegular filter maintenance helps maintain water flow and effective filtration performance.\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eDisconnect the filter from the electrical supply before maintenance.\u003c\/li\u003e\r\n\u003cli\u003eRemove the existing filter media according to the manufacturer's instructions.\u003c\/li\u003e\r\n\u003cli\u003eRinse new media as recommended before installation.\u003c\/li\u003e\r\n\u003cli\u003eInstall the replacement media in the correct filter compartments.\u003c\/li\u003e\r\n\u003cli\u003eClean reusable foam media using removed aquarium water to help preserve beneficial bacteria.\u003c\/li\u003e\r\n\u003cli\u003eAvoid replacing all established biological media at once, as this may disrupt biological filtration.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003eCondition – Brand New \/ Generic Packaging\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003ePLEASE READ THE CONDITION INFORMATION BEFORE PURCHASING.\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003eAll filtration media supplied in this kit is \u003cstrong\u003ebrand new and unused\u003c\/strong\u003e.\u003c\/p\u003e\r\n\r\n\u003cp\u003eHowever, the media is supplied in generic packaging rather than the original Fluval retail packaging.\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eProduct Condition:\u003c\/strong\u003e Brand new and unused.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Genuine Fluval media.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Generic packaging.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eOriginal Retail Packaging:\u003c\/strong\u003e Not included.\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fluval U4 Internal Filter.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003eThe alternative packaging does not affect the intended performance or compatibility of the filter media.\u003c\/p\u003e\r\n\r\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Fluval\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e U4 Complete Filter Media Kit\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Replacement Aquarium Filter Media\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eCompatible Filter:\u003c\/strong\u003e Fluval U4 Internal Aquarium Filter\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eFiltration Stages:\u003c\/strong\u003e Mechanical, Chemical \u0026amp; Biological\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eMechanical Media:\u003c\/strong\u003e Filter Foam\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eChemical Media:\u003c\/strong\u003e Activated Carbon\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eBiological Media:\u003c\/strong\u003e Fluval BioMax\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Aquarium Filtration \u0026amp; Water Quality Maintenance\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand New \u0026amp; Unused\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Generic \/ Non-Retail Packaging\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003ePack Contents\u003c\/h3\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eFluval U4 Replacement Foam Filter Media\u003c\/li\u003e\r\n\u003cli\u003eFluval U4 Activated Carbon Filter Media\u003c\/li\u003e\r\n\u003cli\u003eFluval BioMax Biological Filter Media\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eComplete replacement media set for the Fluval U4 Internal Aquarium Filter.\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003ch3\u003eImportant Information\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003ePLEASE NOTE: THIS LISTING IS FOR BRAND-NEW FLUVAL U4 REPLACEMENT FILTER MEDIA SUPPLIED IN GENERIC PACKAGING.\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eORIGINAL FLUVAL RETAIL PACKAGING IS NOT INCLUDED.\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eFILTER NOT INCLUDED:\u003c\/strong\u003e This listing is for replacement filtration media only. The complete Fluval U4 Internal Filter is not supplied.\u003c\/p\u003e\r\n\r\n\u003cp\u003eAlways check compatibility with your existing filter before purchasing.\u003c\/p\u003e\r\n\r\n\u003cp\u003eActivated carbon may remove certain aquarium medications. Remove carbon during treatments where instructed by the medication manufacturer.\u003c\/p\u003e\r\n\r\n\u003cp\u003eTo protect established beneficial bacteria, avoid replacing all biological filtration media simultaneously.\u003c\/p\u003e\r\n\r\n\u003cp\u003eKeep your aquarium filtration system performing effectively with the \u003cstrong\u003eFluval U4 Complete Filter Media Kit\u003c\/strong\u003e, combining foam, activated carbon and BioMax biological media for reliable 3-stage filtration.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":59190400614783,"sku":"BIP602716","price":8.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/7374\/8802\/files\/35v5tfvmxgt.jpg?v=1794648030","url":"https:\/\/aquacadabra.com\/products\/fluval-u4-media-cartridge-set1","provider":"Aquacadabra","version":"1.0","type":"link"}