{"product_id":"fluval-fine-pre-filter-cartridge-g6","title":"Fluval Fine Pre Filter Cartridge G6","description":"\u003cp\u003e\u003cstrong\u003eFine, 75-micron filtration for the Fluval G6 — the largest cartridge in the Fluval G-series line-up.\u003c\/strong\u003e This washable pleated cartridge sits in the G6's mechanical stage, polishing water clear for marine tanks running light bioloads, or for freshwater and planted set-ups.\u003c\/p\u003e\n\u003ch3\u003eWill it fit my filter?\u003c\/h3\u003e\n\u003cp\u003eThis cartridge (Fluval part A418) is sized for the \u003cstrong\u003eFluval G6 Advanced Filtration System\u003c\/strong\u003e only. The smaller Fluval G3 uses a different, smaller fine cartridge (Fluval A417, sold separately) — the two are not interchangeable.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e75-micron pleated mesh\u003c\/strong\u003e — captures fine suspended debris the standard-stage foam passes through.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo-bypass pleated design\u003c\/strong\u003e — water is forced through the pleats rather than around them.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashable and reusable\u003c\/strong\u003e — rinse and refit rather than replace after every clean.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSized for the G6\u003c\/strong\u003e — the larger of Fluval's two G-series filters, rated for tanks from roughly 300–600 L.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003ctd\u003eFluval G6 Advanced Filtration System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003eA418\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRating\u003c\/th\u003e\n\u003ctd\u003e75 micron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eWashable pleated pre-filter cartridge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFluval G6 system flow rate\u003c\/th\u003e\n\u003ctd\u003eApprox. 1,000 L\/h, 27–28 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCare and maintenance\u003c\/h3\u003e\n\u003cp\u003eRinse roughly every 14 days under tap or tank water, or sooner if flow through the G6 slows. Squeeze gently rather than scrubbing, to protect the pleats.\u003c\/p\u003e\n\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\n\u003cp\u003eSuitable for the Fluval G6 only. Not suitable for the Fluval G3, which needs its own fine cartridge (Fluval A417). If you don't need the extra polishing stage, the standard (non-fine) G6 pre-filter, Fluval A416, is the coarser alternative.\u003c\/p\u003e\n\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\n\u003cp\u003eCovered by Nick's Aquarium Oceanarium Terrarium's standard returns policy in addition to your rights under Australian Consumer Law. Ships from our North Lakes, QLD warehouse.\u003c\/p\u003e\n\u003ch3\u003eCommon questions\u003c\/h3\u003e\n\u003ch4\u003eWhat's the difference between this and the standard G6 pre-filter?\u003c\/h4\u003e\n\u003cp\u003eThe standard G6 pre-filter (Fluval A416) is the coarser first-stage media. This fine cartridge (A418) adds a 75-micron polishing pass for clearer water — useful for marine tanks or anyone chasing crystal-clear water.\u003c\/p\u003e\n\u003ch4\u003eHow often do I need to replace it?\u003c\/h4\u003e\n\u003cp\u003eYou don't need to replace it on a schedule — it's washable and reusable. Rinse it roughly every 14 days and only buy a new one if the mesh tears or degrades.\u003c\/p\u003e\n\u003ch4\u003eWill this fit my Fluval G3?\u003c\/h4\u003e\n\u003cp\u003eNo. The G3 takes its own, smaller fine pre-filter cartridge, Fluval A417.\u003c\/p\u003e\n\u003ch4\u003eWhat tank size is the G6 filter rated for?\u003c\/h4\u003e\n\u003cp\u003eFluval rates the G6 Advanced Filtration System for aquariums from roughly 300 to 600 litres, circulating around 1,000 L\/h at 27–28 W.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":55293297328419,"sku":"FG02B","price":100.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/FG02b.png?v=1782879624","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/fluval-fine-pre-filter-cartridge-g6","provider":"Nicks Aquarium Oceanarium Terrarium","version":"1.0","type":"link"}