{"product_id":"fluval-ac50-ammonia-remover-insert","title":"Fluval AC50 Ammonia Remover Insert","description":"\u003cp\u003eThe \u003cstrong\u003eFluval AquaClear Ammonia Remover\u003c\/strong\u003e is a replacement zeolite insert for the \u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fluval-aquaclear-ac-series-aquarium-filters\"\u003eAquaClear 50 (AC50) power filter\u003c\/a\u003e. The natural zeolite pulls toxic ammonia straight out of the water by ion exchange, giving you a fast safety net for new tanks that are still cycling, heavily stocked aquariums, or a sudden ammonia spike. It is a \u003cstrong\u003efreshwater\u003c\/strong\u003e media. Formerly sold as AquaClear Ammonia Remover.\u003c\/p\u003e\n\u003cp\u003eRun it alongside the rest of the AC50 media: \u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fluval-ac50-biofoam-filter-insert\"\u003eBioFoam\u003c\/a\u003e for mechanical filtration and \u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fluval-ac50-active-carbon-insert\"\u003eActivated Carbon\u003c\/a\u003e for chemical polishing. Keep an \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/water-testing\"\u003eammonia test kit\u003c\/a\u003e on hand to know when levels are back to zero, and browse all inserts in our \u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/filter-media-cartridges\"\u003eFilter Media \u0026amp; Cartridges\u003c\/a\u003e collection.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNatural zeolite absorbs toxic ammonia through ion exchange\u003c\/li\u003e\n\u003cli\u003eFast protection for newly set up tanks, heavily stocked tanks, and ammonia spikes\u003c\/li\u003e\n\u003cli\u003eCustom-cut insert drops straight into the AquaClear 50 \/ Fluval AC50 media basket\u003c\/li\u003e\n\u003cli\u003eChemical-free way to lower ammonia while your biological filter catches up\u003c\/li\u003e\n\u003cli\u003eFreshwater media (zeolite does not remove ammonia in saltwater)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eHow to Use\u003c\/h3\u003e\n\u003cp\u003eRinse the insert, then place it in the AquaClear media basket above the foam. It begins adsorbing ammonia right away and is most useful in new or overstocked tanks and during ammonia emergencies. Zeolite gradually fills up, so replace the insert every few weeks of heavy use, or once your test kit shows it is no longer keeping ammonia down. Once your tank is fully cycled and stable, you can switch this slot back to biomedia or carbon.\u003c\/p\u003e\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;margin:6px 0;font-size:0.95em;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eProduct\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eAquaClear Ammonia Remover AC50 (formerly AquaClear Ammonia Remover)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eMedia\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eNatural zeolite (ammonia adsorption)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eAquaClear 50 \/ Fluval AC50 hang-on-back filter (20 to 50 gallon)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eBest for\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eNew tanks, heavily stocked tanks, ammonia spikes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eNet weight\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e5 oz (143 g) per insert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eSingle insert or 3-pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eWater type\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eFreshwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;background:#f6f6f6;padding:6px 10px;font-weight:600;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eFluval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eRecommended Pairings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fluval-aquaclear-ac-series-aquarium-filters\"\u003eAquaClear \/ Fluval AC50 power filter\u003c\/a\u003e, the filter this insert fits\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fluval-ac50-biofoam-filter-insert\"\u003eAquaClear AC50 BioFoam\u003c\/a\u003e for mechanical and biological filtration\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/products\/fluval-ac50-active-carbon-insert\"\u003eAquaClear AC50 Activated Carbon\u003c\/a\u003e for odor and discoloration control\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/squeakysaquatics.com\/collections\/water-testing\"\u003eWater testing kits\u003c\/a\u003e to track ammonia down to zero\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:14px 0 4px;font-size:1.05em;font-weight:600;line-height:1.25;border-left:4px solid #666;padding-left:8px;\"\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich filter does this fit?\u003c\/strong\u003e The AquaClear 50 (also sold as the Fluval AC50), rated for 20 to 50 gallon aquariums.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it in saltwater?\u003c\/strong\u003e No. Zeolite relies on ion exchange that saltwater saturates, so it does not remove ammonia in marine tanks. Use it in freshwater only.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does it last?\u003c\/strong\u003e It depends on your ammonia load. In a new or crowded tank it can fill up within a few weeks; replace it once a test kit shows ammonia creeping back up.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I run it all the time?\u003c\/strong\u003e It is best as a startup and emergency media. Once your tank is cycled and stable, most keepers return that slot to biomedia or carbon.\u003c\/p\u003e","brand":"Fluval","offers":[{"title":"Single","offer_id":48931462086875,"sku":"19632","price":5.99,"currency_code":"USD","in_stock":false},{"title":"3-Pack","offer_id":48931462119643,"sku":"19633","price":12.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5209\/3403\/files\/image_77fa4a2c-5de9-4237-92fc-41f7fc063abe.jpg?v=1782932212","url":"https:\/\/squeakysaquatics.com\/products\/fluval-ac50-ammonia-remover-insert","provider":"Squeaky's Aquatics","version":"1.0","type":"link"}