{"product_id":"seachem-tidal-55-matrix-cartridge","title":"Seachem Tidal 55 Matrix Cartridge","description":"\u003cp\u003eThe \u003cstrong\u003eSeachem Tidal 55 Matrix Cartridge\u003c\/strong\u003e is a replacement biological filtration cartridge designed for the Seachem Tidal 55 Hang-On-Back Power Filter. Filled with Seachem Matrix media, this cartridge provides a large porous surface area where beneficial bacteria can colonize and help process aquarium waste for cleaner, healthier water.\u003c\/p\u003e\n\u003cp\u003eMade from natural, inert porous stone, Matrix supports long-term biological stability without altering pH, hardness, or general water chemistry. It is safe for freshwater, planted, saltwater, and marine aquariums and can be rinsed and reused during routine filter maintenance.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiological Filtration Cartridge:\u003c\/strong\u003e Designed for the Seachem Tidal 55 Power Filter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes Seachem Matrix Media:\u003c\/strong\u003e Provides excellent surface area for beneficial bacteria colonization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports Healthy Water Quality:\u003c\/strong\u003e Helps process ammonia, nitrite, and nitrate through biological filtration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePorous Natural Stone Media:\u003c\/strong\u003e Encourages strong aerobic and anaerobic bacterial growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable \u0026amp; Long-Lasting:\u003c\/strong\u003e Rinse as needed and reuse during regular filter maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInert \u0026amp; Stable:\u003c\/strong\u003e Will not affect pH, hardness, or general water chemistry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshwater or Saltwater Use:\u003c\/strong\u003e Safe for freshwater, planted, saltwater, and marine aquarium systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Seachem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Tidal 55 Matrix Cartridge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia Type:\u003c\/strong\u003e Biological filtration media\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Seachem Tidal 55 Hang-On-Back Power Filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedia Included:\u003c\/strong\u003e Seachem Matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Interval:\u003c\/strong\u003e Rinse as needed; replace only if cartridge or media becomes damaged\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Freshwater, planted, saltwater, and marine aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeachem Tidal 55 Power Filters\u003c\/li\u003e\n\u003cli\u003eBiological aquarium filtration\u003c\/li\u003e\n\u003cli\u003eFreshwater community tanks\u003c\/li\u003e\n\u003cli\u003ePlanted aquariums\u003c\/li\u003e\n\u003cli\u003eSaltwater aquariums\u003c\/li\u003e\n\u003cli\u003eMarine fish-only systems\u003c\/li\u003e\n\u003cli\u003eCichlid, goldfish, and high-stock aquariums\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Use Matrix in Your Tidal Filter?\u003c\/h3\u003e\n\u003cp\u003eBiological filtration is one of the most important parts of maintaining a healthy aquarium. Beneficial bacteria living on filter media help break down fish waste and uneaten food by processing ammonia and nitrite, supporting a safer and more stable aquarium environment.\u003c\/p\u003e\n\u003cp\u003eSeachem Matrix has a highly porous structure that gives beneficial bacteria room to colonize. Using a Matrix cartridge in your Tidal 55 filter helps strengthen the biological filtration capacity of your aquarium system.\u003c\/p\u003e\n\u003ch3\u003eDirections for Use\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRinse the cartridge gently before first use.\u003c\/li\u003e\n\u003cli\u003ePlace the cartridge into the Seachem Tidal 55 filter chamber.\u003c\/li\u003e\n\u003cli\u003ePosition it where water flows evenly through the media.\u003c\/li\u003e\n\u003cli\u003eRinse gently as needed during maintenance using aquarium water or dechlorinated water.\u003c\/li\u003e\n\u003cli\u003eDo not replace all biological media at the same time.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRinse gently as needed to remove detritus and maintain water flow.\u003c\/li\u003e\n\u003cli\u003eUse aquarium water or dechlorinated water when rinsing biological media.\u003c\/li\u003e\n\u003cli\u003eAvoid untreated tap water because chlorine or chloramine can harm beneficial bacteria.\u003c\/li\u003e\n\u003cli\u003eDo not scrub the media aggressively.\u003c\/li\u003e\n\u003cli\u003ePair with Seachem Foam, MatrixCarbon, Purigen, or other media for complete filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eHow long does Matrix last?\u003c\/h4\u003e\n\u003cp\u003eMatrix can last indefinitely when maintained properly. Rinse occasionally to remove detritus and help maintain water flow.\u003c\/p\u003e\n\u003ch4\u003eCan I use Matrix with other filter media?\u003c\/h4\u003e\n\u003cp\u003eYes. Matrix works well alongside Seachem Foam, MatrixCarbon, Purigen, phosphate removers, and other aquarium filter media for a complete filtration setup.\u003c\/p\u003e\n\u003ch4\u003eDoes Matrix affect pH?\u003c\/h4\u003e\n\u003cp\u003eNo. Matrix is inert and will not alter pH, hardness, or general aquarium water chemistry.\u003c\/p\u003e\n\u003ch4\u003eWhich filter does this cartridge fit?\u003c\/h4\u003e\n\u003cp\u003eThis cartridge is designed for the Seachem Tidal 55 Hang-On-Back Power Filter.\u003c\/p\u003e\n\u003ch4\u003eDoes Matrix need to be replaced?\u003c\/h4\u003e\n\u003cp\u003eMatrix does not need routine replacement like disposable filter media. Replace only if the cartridge is damaged or if the media is no longer usable.\u003c\/p\u003e\n\u003ch4\u003eCan this be used in saltwater aquariums?\u003c\/h4\u003e\n\u003cp\u003eYes. The Seachem Tidal 55 Matrix Cartridge is safe for freshwater, planted, saltwater, and marine aquarium systems.\u003c\/p\u003e\n\u003ch3\u003eAvailable at Tropical Treasures Wyo\u003c\/h3\u003e\n\u003cp\u003eShop the \u003cstrong\u003eSeachem Tidal 55 Matrix Cartridge\u003c\/strong\u003e online or in-store at Tropical Treasures Wyo in Cheyenne, Wyoming. This biological filter media cartridge is a great choice for Seachem Tidal 55 filter maintenance, freshwater tanks, planted aquariums, saltwater systems, and high-stock aquarium setups.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":52241566531797,"sku":null,"price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/4545\/8133\/files\/55Matrix.jpg?v=1761250515","url":"https:\/\/tropicaltreasureswyo.com\/products\/seachem-tidal-55-matrix-cartridge","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}