{"product_id":"fluval-c2-hang-on-filter-bio-screen","title":"Fluval C2 Hang On Filter Bio-Screen","description":"\u003cp\u003e\u003cstrong\u003eThe biological media frame that fits inside a Fluval C2's trickle chamber.\u003c\/strong\u003e This is Fluval's genuine Bio-Screen insert for the C2 Power Filter (manufacturer part 14020) — a mesh screen that spreads water evenly across the C2's trickle chamber while giving beneficial bacteria a surface to colonise. It also traps larger debris before water reaches the finer media below it.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEven flow distribution\u003c\/strong\u003e — spreads water across the trickle chamber instead of channelling it through one spot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiological surface area\u003c\/strong\u003e — gives nitrifying bacteria somewhere to establish, supporting the filter's biological stage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-filters debris\u003c\/strong\u003e — catches larger particles before they reach the carbon and ammonia-remover media.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-pack\u003c\/strong\u003e — sized to let you stagger replacement rather than swapping the whole biological stage at once.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e14020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack quantity\u003c\/th\u003e\n\u003ctd\u003e3 inserts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003ctd\u003eFlow distribution, biological surface area, debris pre-filtration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003ctd\u003eFluval C2 Power Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eWill it fit my filter?\u003c\/h3\u003e\u003cp\u003eThis insert is sized for the Fluval C2 Power Filter's trickle chamber. The C3 and C4 use larger chambers and take their own Bio-Screen inserts, not this one.\u003c\/p\u003e\u003ch3\u003eCare and maintenance\u003c\/h3\u003e\u003cp\u003eFluval doesn't publish a fixed replacement interval for the Bio-Screen the way it does for carbon and ammonia remover — the general guidance for biological media is to stagger replacement of the filter's different media rather than changing everything at once, so an established bacterial colony is never wiped out in a single service. Rinse it in tank water at each clean and replace it only once it's visibly torn or badly clogged.\u003c\/p\u003e\u003ch3\u003eNot included\u003c\/h3\u003e\u003cp\u003eThis is the Bio-Screen insert only. The C2's foam pad, carbon and ammonia remover are separate consumables.\u003c\/p\u003e\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\u003cp\u003eGenuine Fluval spare part, covered by the standard consumer guarantees under Australian Consumer Law.\u003c\/p\u003e\u003ch3\u003eCommon questions\u003c\/h3\u003e\u003ch4\u003eHow often should I replace it?\u003c\/h4\u003e\u003cp\u003eFluval hasn't published a fixed interval for this part. Rinse it during routine maintenance and replace it when it's torn, badly clogged, or clearly no longer distributing flow evenly.\u003c\/p\u003e\u003ch4\u003eWill replacing it disturb my cycle?\u003c\/h4\u003e\u003cp\u003eReplacing all your biological media in one go can. Stagger it against your carbon and ammonia-remover changes rather than swapping everything on the same day.\u003c\/p\u003e\u003ch4\u003eDoes it need rinsing before first use?\u003c\/h4\u003e\u003cp\u003eA quick rinse in dechlorinated or tank water before fitting it removes any manufacturing dust.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":55293298114851,"sku":"FLC01F","price":39.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/FLC01f_2.png?v=1782879672","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/fluval-c2-hang-on-filter-bio-screen","provider":"Nicks Aquarium Oceanarium Terrarium","version":"1.0","type":"link"}