{"product_id":"fluval-c4-hang-on-filter-bio-screen","title":"Fluval C4 Hang On Filter Bio-Screen","description":"\u003cp\u003e\u003cstrong\u003eThe biological stage housing for the C4 — surface area for bacteria, not a mechanical pad.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the genuine Fluval Bio-Screen pad for the C4 Power Filter, part 14022, sold as a 3-pack. It sits in the biological stage of the C4's five-stage media bed, giving beneficial bacteria somewhere to colonise while also spreading water evenly into the trickle chamber and catching debris the mechanical pad missed.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Fluval 14022\u003c\/strong\u003e — sized for the C4's biological chamber.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiological surface area\u003c\/strong\u003e — gives the bacteria that process ammonia and nitrite somewhere to live, alongside the C4's BIOMAX nodes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistributes flow into the trickle chamber\u003c\/strong\u003e — spreads water evenly rather than letting it channel through one spot, which is what lets the biological stage aerate as designed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatches fine debris\u003c\/strong\u003e — a secondary mechanical job on top of its biological role, protecting the chemical stage behind it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-pack\u003c\/strong\u003e — spares for staged replacement without wiping out the whole bacterial colony at once.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e14022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold as\u003c\/th\u003e\n\u003ctd\u003e3-pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMedia type\u003c\/th\u003e\n\u003ctd\u003eBiological (with a secondary mechanical role)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits filter\u003c\/th\u003e\n\u003ctd\u003eFluval C4 Power Filter only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWater type\u003c\/th\u003e\n\u003ctd\u003eFreshwater and marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWill it fit my filter?\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter\u003c\/th\u003e\n\u003cth\u003eBio-Screen part\u003c\/th\u003e\n\u003cth\u003eTakes 14022\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFluval C2\u003c\/td\u003e\n\u003ctd\u003eSeparate C2 pack\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFluval C3\u003c\/td\u003e\n\u003ctd\u003eSeparate C3 pack\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFluval C4\u003c\/td\u003e\n\u003ctd\u003e14022\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e3 x Bio-Screen pad\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eNot included\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eBIOMAX, the poly\/foam pad or carbon.\u003c\/strong\u003e The rest of the C4's five-stage media bed is sold separately.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eSuitable for, and not suitable for\u003c\/h3\u003e\n\u003cp\u003eSuitable for freshwater and marine C4 filters as the biological stage housing. Not suitable as a stand-alone replacement for the whole media bed — it works alongside BIOMAX, not instead of it.\u003c\/p\u003e\n\u003ch3\u003eCare and maintenance\u003c\/h3\u003e\n\u003cp\u003eThis is biological media: never replace all of it at once, or the bacterial colony that processes ammonia and nitrite goes with it. Fluval's general guidance is a partial change every 3 to 6 months, rinsed in removed tank water between changes rather than tap water.\u003c\/p\u003e\n\u003ch3\u003eGoes well with\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-c4-hang-on-filter-ammonia-remover\"\u003eC4 Ammonia Remover\u003c\/a\u003e — chemical backup while the biological stage re-establishes after a change\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/fluval-c3-hang-on-filter-poly-foam-pad\"\u003eC-Series poly\/foam pad\u003c\/a\u003e — check the mechanical stage at the same service\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty and delivery\u003c\/h3\u003e\n\u003cp\u003eSupplied as genuine Fluval filter media. Your rights under the Australian Consumer Law apply in full and nothing here limits them. Ships as a standard small parcel anywhere in Australia.\u003c\/p\u003e\n\u003ch3\u003eCommon questions\u003c\/h3\u003e\n\u003ch4\u003eHow often should I replace the Bio-Screen pad?\u003c\/h4\u003e\n\u003cp\u003eOnly partially, and only every 3 to 6 months. Replacing all of it at once removes the bacterial colony your tank relies on to process ammonia and nitrite.\u003c\/p\u003e\n\u003ch4\u003eWhat does the Bio-Screen actually do?\u003c\/h4\u003e\n\u003cp\u003eIt gives bacteria a surface to colonise, spreads water evenly into the trickle chamber, and catches some fine debris — three jobs from one part.\u003c\/p\u003e\n\u003ch4\u003eWill this fit my C2 or C3?\u003c\/h4\u003e\n\u003cp\u003eNo. Each C-Series filter uses its own Bio-Screen size. This one, 14022, is for the C4 only.\u003c\/p\u003e\n\u003ch4\u003eDo I still need BIOMAX if I have the Bio-Screen fitted?\u003c\/h4\u003e\n\u003cp\u003eYes. The Bio-Screen pad and BIOMAX are two different parts of the same biological stage — the Bio-Screen houses and directs flow, BIOMAX adds a lot more surface area in the same space.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Default Title","offer_id":55293299130659,"sku":"FLC03F","price":24.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7236\/5347\/files\/fluval-c4-hang-on-filter-bio-43875496165667.webp?v=1790236671","url":"https:\/\/nicksaquariumoceanariumterrarium.com.au\/products\/fluval-c4-hang-on-filter-bio-screen","provider":"Nicks AOT","version":"1.0","type":"link"}