{"title":"Seachem Filter Media","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSeachem products have been and continue to be based on sound science. They now cover the full spectrum of aquarium requirements in freshwater, seawater, reefs, and ponds. They include buffers, conditioners, filtration media, medications, and test kits. Most of Seachem's products are totally unique and specific to Seachem\u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"seachem-purigen-filter-media","title":"Seachem Purigen Filter Media","description":"\u003cp\u003ePurigen™ is a premium synthetic adsorbent unlike any other filtration product on the market. Crafted from a unique macro-porous synthetic polymer, it effectively removes both soluble and insoluble impurities from water with a rate and capacity exceeding conventional media by over 500%. This advanced filtration media excels at controlling ammonia, nitrites, and nitrates by eliminating nitrogenous organic waste before it can release these harmful compounds, ensuring a healthier aquatic environment.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for use in both marine and freshwater systems, Purigen™ has minimal impact on essential trace elements while significantly raising redox potential. It polishes water to unparalleled clarity, transforming murky tanks into crystal-clear habitats. As the media exhausts, it darkens progressively, providing a clear visual indication that it’s time for regeneration. Renewal is simple—just treat the media with bleach to restore its effectiveness.\u003c\/p\u003e\n\n\u003cp\u003eFor optimal performance, rinse Purigen™ before use and place it in a fine mesh filter bag, which is included with the product. Each liter of Purigen™ treats up to 4,000 liters (1,000 gallons) of water for up to six months, making it a cost-effective solution for maintaining pristine water quality. Exhaustion is easily identified by the beads turning a pronounced dark brown or black, signaling when replacement or regeneration is needed.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"100ml","offer_id":55406440251771,"sku":"020230","price":12.49,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":55406440219003,"sku":"020233","price":18.76,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55406440284539,"sku":"020235","price":33.96,"currency_code":"GBP","in_stock":true},{"title":"1L","offer_id":55406440317307,"sku":"020236","price":73.19,"currency_code":"GBP","in_stock":true},{"title":"2L","offer_id":55406440350075,"sku":"020237","price":120.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/PurigenMainImage.jpg?v=1747134403"},{"product_id":"seachem-matrix","title":"Seachem Matrix Filter Media","description":"\u003cp\u003eMatrix is a highly porous media engineered to deliver exceptionally efficient biofiltration by targeting the single-site removal of ammonia, nitrite, and nitrate in freshwater, marine, and reef aquaria. Each litre of this advanced media offers over 160,000 cm² (170 sq. ft.) of surface area, which is equivalent to more than 40 L (10 gallons) of conventional plastic ball media, providing an extensive environment for beneficial bacteria to thrive and maintain optimal water quality.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for versatile use, Matrix can be placed in any type of aquarium filter and is especially effective in canister filters. Its granule size is sufficiently large, eliminating the need for a filter bag in most applications, which facilitates easy water flow and maximizes filtration efficiency. Matrix also performs well in drip tray systems, although for such setups, the larger Pond Matrix may be more suitable.\u003c\/p\u003e\n\n\u003cp\u003eFor optimal results, it is recommended to use 500 mL of Matrix for every 200 L (50 gallons*) of aquarium water. This precise dosing ensures effective biofiltration and supports a healthy aquatic environment by continuously reducing harmful nitrogenous compounds. Whether used in freshwater or saltwater tanks, including delicate reef setups, Matrix provides reliable filtration that supports aquatic life and enhances overall water clarity.\u003c\/p\u003e\n\n\u003cp\u003eBy incorporating this premium biofiltration media into your aquarium maintenance routine, you can maintain a balanced ecosystem, promote fish health, and enjoy crystal-clear water. Matrix stands out as a trusted solution for aquarists seeking efficient, long-lasting filtration that effectively manages ammonia, nitrite, and nitrate levels across a variety of aquatic environments.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"250ml","offer_id":55422472946043,"sku":"020092","price":5.59,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55422472978811,"sku":"020094","price":7.52,"currency_code":"GBP","in_stock":true},{"title":"2L","offer_id":55422473011579,"sku":"020098","price":25.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/MatrixMainImg.jpg?v=1747133737"},{"product_id":"seachem-matrix-carbon","title":"Seachem Matrix Carbon Filter Media","description":"\u003cp\u003eMatrixCarbon™ is a truly unique activated carbon designed for superior aquarium filtration. Formed as spherical beads, it ensures optimum hydrodynamics and prevents packing, allowing maximum water flow and thorough contact with its high density of macroporous binding sites. This structure enhances adsorption efficiency, making it highly effective at removing organic matter from both freshwater and saltwater environments.\u003c\/p\u003e\n\n\u003cp\u003eWith a very low ash content, MatrixCarbon™ has minimal impact on pH levels, maintaining stability even when added to distilled water without raising pH above 7.0. Unlike other carbons, which often contain significant phosphate levels, MatrixCarbon™ boasts the lowest detectable leachable phosphate content among major carbon brands tested, supporting a healthier aquatic environment.\u003c\/p\u003e\n\n\u003cp\u003ePerformance-wise, MatrixCarbon™ outperforms other high-grade carbons by at least two-fold in total capacity for organic matter removal, adsorption rate, and duration of use. It is exceptionally clean and nearly dust-free, ensuring a hassle-free filtration experience. For optimal results, place MatrixCarbon™ where it can receive maximum water flow, such as in canister filters, chemical filtration modules, box filters, or any high-flow areas of trickle filters.\u003c\/p\u003e\n\n\u003cp\u003eEfficient and long-lasting, this activated carbon media is ideal for conditioning aquarium water by reducing ammonia, nitrates, and other impurities, enhancing overall water quality and clarity. MatrixCarbon™ is a reliable choice for aquarists seeking advanced filtration media that combines effectiveness with gentle water chemistry impact.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"100ml","offer_id":55422485365115,"sku":"020760","price":7.28,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":55422485397883,"sku":"020762","price":8.89,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55422485430651,"sku":"020764","price":13.49,"currency_code":"GBP","in_stock":true},{"title":"4L","offer_id":55422485463419,"sku":"020766","price":94.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/MatrixCarbonMain.jpg?v=1747134060"},{"product_id":"seachem-phosguard","title":"Seachem PhosGuard Filter Media","description":"\u003cp\u003ePhosGuard™ is a highly effective filtration media designed to rapidly remove phosphate and silicate from both marine and freshwater aquaria, enhancing water quality and promoting a healthier aquatic environment. Its bead-shaped, highly porous structure ensures optimal water flow and high capacity, outperforming competing products in phosphate management.\u003c\/p\u003e\n\n\u003cp\u003eIdeal for use in canister filters, box filters, trickle filters, or any high-flow areas, PhosGuard™ maximizes contact with water to efficiently reduce unwanted phosphate and silicate levels. It is important to note that PhosGuard™ is not recommended for phosphate-buffered freshwater systems.\u003c\/p\u003e\n\n\u003cp\u003eFor best results, use approximately 250 mL of PhosGuard™ per 300 L (75 gallons) of aquarium water. Place the media to ensure maximum water flow through it, either directly or inside a filter bag if necessary. Leave the product in place for about 4 days, then test phosphate or silicate concentrations using appropriate test kits. If levels have not dropped to around 0.02 mg\/L, replace the media; otherwise, continue using it until levels begin to rise again. Continuous use of smaller quantities is more effective than intermittent large doses.\u003c\/p\u003e\n\n\u003cp\u003ePhosGuard™ is not an ion exchange resin and does not leach phosphate or silicate back into the water, ensuring safe and stable water chemistry. It can be removed, dried, and reused until fully exhausted, making it a cost-effective solution for ongoing phosphate and silicate control. Each 500 mL treats over 600 L (150 gallons) of water, efficiently removing up to 30 mg\/L phosphate depending on initial concentrations and biological load.\u003c\/p\u003e\n\n\u003cp\u003eMaintain crystal-clear water and support aquatic health with this advanced filtration media that seamlessly integrates into your aquarium’s conditioning and filtration system.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"250ml","offer_id":55422532747643,"sku":"020132","price":8.49,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55422532780411,"sku":"020134","price":14.95,"currency_code":"GBP","in_stock":true},{"title":"100ml","offer_id":55422532813179,"sku":"020130","price":6.24,"currency_code":"GBP","in_stock":true},{"title":"1L","offer_id":55422532845947,"sku":"020136","price":23.95,"currency_code":"GBP","in_stock":true},{"title":"2L","offer_id":55422532878715,"sku":"020137","price":49.87,"currency_code":"GBP","in_stock":true},{"title":"4L","offer_id":55422532911483,"sku":"0201375","price":95.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/PhosguardMainImage.jpg?v=1747134868"},{"product_id":"seachem-seagel","title":"Seachem Seagel Filter Media","description":"\u003cp\u003eSeaGel™ is an advanced filter media that combines the strengths of MatrixCarbon™ and PhosGuard™ to deliver superior water purification for both marine and freshwater aquariums. MatrixCarbon™ offers ultracapacity carbon filtration, effectively removing organic compounds and color impurities to maintain crystal-clear water. PhosGuard™ complements this by powerfully eliminating phosphates, silicates, toxic metals, and acids, addressing common water quality challenges that can impact aquatic life.\u003c\/p\u003e\n\n\u003cp\u003eBoth MatrixCarbon™ and PhosGuard™ are bead-shaped, ensuring optimal water flow and deep penetration within filtration systems. This design enhances the efficiency of contaminant removal, making SeaGel™ ideal for reef tanks, marine environments, and freshwater setups that are not phosphate-buffered. The synergistic effect of these two components provides comprehensive filtration that supports a healthy and balanced aquatic ecosystem.\u003c\/p\u003e\n\n\u003cp\u003eFor best results, SeaGel™ should be used in a filter bag and thoroughly rinsed in freshwater before application. When initially wetted, the product may fizz and generate heat—this is normal and part of the activation process. Typically, SeaGel™ remains effective for 3–4 months, providing long-lasting filtration performance to keep your aquarium water pristine.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"100ml","offer_id":55422540939643,"sku":"020200","price":6.51,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":55422540874107,"sku":"020202","price":9.74,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55422540906875,"sku":"020204","price":16.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/SeagelMain.jpg?v=1747135199"},{"product_id":"seachem-de-nitrate-filter-media","title":"Seachem de*Nitrate Filter Media","description":"\u003cp\u003eSeachem's de*nitrate™ is an advanced filter media designed to effectively remove nitrates, nitrites, ammonia, and organic compounds from both freshwater and marine aquariums. Its highly porous structure fosters the growth of beneficial aerobic and anaerobic bacteria, which play a crucial role in breaking down these harmful substances, ensuring a healthier aquatic environment.\u003c\/p\u003e\n\n\u003cp\u003eEven after de*nitrate™ has been fully utilized as an organic adsorbent, it continues to serve as an excellent biological filter support and does not require removal from the filtration system. For optimal performance, place de*nitrate™ where water flow is assured, such as within canister filters, chemical filtration modules, or box filters. To maintain efficiency, keep the flow rate at or below 200 liters (50 gallons) per hour. In situations where higher flow rates are necessary, consider using alternative media like Matrix™ or Pond Matrix™.\u003c\/p\u003e\n\n\u003cp\u003eBefore use, it is recommended to rinse off any dust. Within a few days of operation, nitrate levels should begin to decrease, stabilizing around 4–5 mg\/L. This indicates effective nitrate control, and as long as these levels remain steady, the media is not exhausted. Each 500 mL of de*nitrate™ can treat approximately 100–200 liters (25–50 gallons) of water, depending on the initial nitrate concentration and biological load. To maintain water quality, use enough media to remove nitrates at a rate equal to or faster than their formation. If nitrate concentrations are initially very high, reduce them to below 20 mg\/L through water changes before relying solely on the media.\u003c\/p\u003e\n\n\u003cp\u003eIdeal for both freshwater and saltwater aquariums, this conditioning filter media enhances water clarity and quality, supporting a thriving aquatic ecosystem. Trust Seachem's de*nitrate™ to maintain balanced, healthy water chemistry for your aquatic life.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"250ml","offer_id":55422643470715,"sku":"020100","price":5.09,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55422643503483,"sku":"020102","price":8.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/DeNitrateMain.jpg?v=1747137934"},{"product_id":"seachem-hypersorb-filter-media","title":"Seachem HyperSorb Filter Media","description":"HyperSorb™ is a cutting-edge synthetic adsorbent designed to outperform all other blended synthetic media and carbons. Renowned for its exceptional organic removal capacity, it effectively eliminates organic waste, toxic vapors, and other pollutants from aquatic environments. Suitable for both freshwater and marine systems, HyperSorb™ helps stabilize ionic balance and aids in controlling ammonia, nitrite, and nitrate levels, ensuring a healthier habitat for your aquatic life.\n\n\u003ch4\u003eDirections\u003c\/h4\u003e\nFor optimal use, place HyperSorb™ in a filter bag, such as The Bag. Each 250 mL treats up to 300 L (75 US gallons) of water. Prior to use, rinse the media thoroughly. The exhaustion of the media is indicated by a noticeable discoloration of the beads, shifting from yellow to deep brown.\n\n\u003ch4\u003eRegeneration\u003c\/h4\u003e\nHyperSorb™ is easily regenerated to restore its full activity. Soak the media in a 1:1 bleach-to-water solution for 24 hours in a non-metallic container, ensuring the area is well ventilated and away from children. Use regular 8.25% hypochlorite household bleach without scents or dyes—avoid splash-less bleach. After soaking, rinse well and then soak for 8 hours in a solution containing 4 tablespoons of Prime® or an equivalent dechlorinator per cup of water. Rinse thoroughly again. For freshwater applications, follow with a 4-hour soak in a solution containing 2 tablespoons of buffer per cup of water, such as Discus Buffer® or Neutral Regulator®. This process restores the original color and full adsorption capacity, making HyperSorb™ ready for reuse.\n\nPlease note that some slime coat products may permanently foul the media, making regeneration difficult. Do not reuse if a bleach or chlorine odor is detectable. When in doubt, soak the beads in a small amount of water and test for residual chlorine using a chlorine test kit.\n\nExperience superior filtration and organic removal with HyperSorb™, the reliable choice for maintaining pristine aquatic environments.","brand":"Seachem","offers":[{"title":"100ml","offer_id":55422649074043,"sku":"0200882","price":10.19,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":55422649106811,"sku":"0200884","price":17.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/HypersorbMain.jpg?v=1747138298"},{"product_id":"seachem-phosbond-phosphate-remover-for-fresh-and-marine-aquariums-in-multiple-sizes","title":"Seachem PhosBond Filter Media","description":"PhosBond is an innovative filtration media designed to effectively remove phosphates and silicates from both saltwater and freshwater aquariums. This advanced product uniquely combines the phosphate-binding properties of aluminum oxide and granular ferric oxide, creating a synergistic effect that enhances its performance. Its high porosity and extensive surface area provide a large binding capacity, while its robust physical strength ensures durability against mechanical stress.\n\nIdeal for use in canister filters, media chambers, box filters, or any high-flow section of a trickle filter, PhosBond should be rinsed prior to use to optimize efficiency. It is recommended to place the media where water flow is maximized without causing the material to tumble against itself. Utilizing a filter bag helps contain the media and maintain its effectiveness.\n\nFor optimal results, apply approximately 60 mL (¼ cup) of PhosBond per 200 L (50 US gallons) of saltwater or 400 L (100 US gallons) of freshwater. Leave the media in place for four days before testing phosphate or silicate levels using appropriate test kits. If concentrations have not decreased to about 0.02 mg\/L, replace the media; otherwise, continue use until levels begin to rise again. PhosBond is not an ion exchange resin and does not release phosphates or silicates back into the water, allowing it to be removed, dried, and reused until fully exhausted. Consistent use of small amounts is more effective than intermittent large doses.\n\nThis reliable and efficient media supports maintaining pristine water conditions by controlling phosphate and silicate levels, thereby promoting healthier aquatic environments. Whether for freshwater or marine setups, PhosBond offers a powerful solution for phosphate management and filtration needs.","brand":"Seachem","offers":[{"title":"100ml","offer_id":55422671683963,"sku":"0201290","price":9.49,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":55422671716731,"sku":"0201292","price":12.49,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55422671749499,"sku":"0201294","price":21.99,"currency_code":"GBP","in_stock":true},{"title":"1L","offer_id":55422671782267,"sku":"0201296","price":39.99,"currency_code":"GBP","in_stock":true},{"title":"4L","offer_id":55422671815035,"sku":"0201298","price":151.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/PhosbondMain.jpg?v=1747139037"},{"product_id":"seachem-phosnet-filter-media","title":"Seachem PhosNet Filter Media","description":"\u003cp\u003ePhosNet is a premium granular ferric oxide (GFO) filtration media designed with high porosity, extensive surface area, and exceptional binding capacity. It effectively and rapidly removes phosphates and silicates from both freshwater and saltwater aquariums, ensuring these compounds are permanently bound and not released back into your aquatic environment. With a stronger binding affinity than most competing products, PhosNet can reduce phosphate and silicate levels to extremely low concentrations, promoting healthier water quality and supporting vibrant aquatic life.\u003c\/p\u003e\n\u003cp\u003eOne of the key advantages of PhosNet is its low dust formulation, making it easier and cleaner to handle compared to other GFO products. This feature enhances user experience during setup and maintenance, minimizing mess and potential respiratory irritation.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cb\u003eDirections\u003c\/b\u003e\u003cbr\u003eFor optimal performance, rinse PhosNet thoroughly before use. Position it in a location that maximizes water flow without causing the media to tumble against itself, which could reduce effectiveness. It can be utilized in various filtration systems including canister filters, media chambers, box filters, or any high-flow section of a trickle filter. Employing a filter bag is recommended to contain the media securely.\u003c\/div\u003e\n\u003cp\u003eUse approximately 50 g (½ cup) of PhosNet for every 200 L (50 US gallons) of saltwater or 400 L (100 US gallons) of freshwater. Leave the media in place for about four days, then test phosphate or silicate levels using appropriate test kits. If concentrations have not decreased to around 0.02 mg\/L, replace the PhosNet; otherwise, keep it until levels begin to rise again. Continuous use of smaller quantities is preferred over intermittent larger doses to maintain stable water chemistry.\u003c\/p\u003e\n\u003cp\u003ePhosNet is not an exchange resin and does not leach phosphates or silicates back into the water. It can be removed, dried, and reused until fully exhausted, offering an economical and reliable solution for phosphate management in all types of aquariums.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"50g","offer_id":55422748328315,"sku":"0201282","price":13.29,"currency_code":"GBP","in_stock":true},{"title":"125g","offer_id":55422748361083,"sku":"0201284","price":21.05,"currency_code":"GBP","in_stock":true},{"title":"250g","offer_id":55422748393851,"sku":"0201286","price":39.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/PhosNetMain.jpg?v=1747139335"},{"product_id":"seachem-tidal-matrix-carbon","title":"Seachem Tidal Matrix Carbon Filter Media","description":"\u003cspan\u003eSeachem Matrix Carbon is a premium activated carbon designed to elevate your aquarium filtration. Supplied pre-bagged in durable mesh pouches within Seachem Zip Bags featuring corrosion-resistant zippers and reinforced seams, it ensures convenient handling and long-lasting freshness.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eUniquely formed as spherical beads for optimum hydrodynamics, this carbon media prevents packing and allows maximum water flow. Its high density of macroporous binding sites effectively removes dissolved organics, enhancing water clarity and quality for both freshwater and saltwater aquatics environments.\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWith an exceptionally low ash content, Seachem Matrix Carbon maintains stable pH levels and boasts the lowest detectable leachable phosphate content among major carbon brands, making it a superior choice for sensitive aquatic ecosystems.\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003eFor best results, rinse the carbon media before use but keep it inside its mesh bag. Lay the bag lengthwise and distribute the media evenly before placing it in your filter basket, ideally positioned below any biological filtration media. This setup optimizes filtration efficiency and supports a healthy aquatic habitat.\u003cbr\u003e","brand":"Seachem","offers":[{"title":"Tidal 35","offer_id":55422765236603,"sku":"0192118","price":6.95,"currency_code":"GBP","in_stock":true},{"title":"Tidal 55","offer_id":55422765138299,"sku":"0192120","price":7.95,"currency_code":"GBP","in_stock":true},{"title":"Tidal 75","offer_id":55422765171067,"sku":"0192123","price":9.95,"currency_code":"GBP","in_stock":true},{"title":"Tidal 110","offer_id":55422765203835,"sku":"0192126","price":11.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/TidalMatrixCarbon.jpg?v=1747140466"},{"product_id":"seachem-tidal-matrix-filter-media","title":"Seachem Tidal Matrix Filter Media","description":"\u003cp\u003e\u003cspan\u003eSeachem Matrix is a high porosity biomedia designed to deliver efficient biofiltration by effectively removing nitrogenous organic waste from aquatic environments. This porous inorganic solid, approximately 10 mm in diameter, offers extensive external and internal macroporous surface area, promoting robust biological filtration. Unlike many other biomedia options, Seachem Matrix simultaneously eliminates nitrate, ammonia, and nitrite, ensuring superior water quality for both freshwater and saltwater aquariums.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEach Matrix unit is supplied pre-bagged in durable Seachem Zip Bags featuring corrosion-resistant zippers and reinforced seams for convenient handling and longevity. Before use, rinse the Matrix and keep it inside its mesh bag to maintain optimal filtration performance. Position the mesh bag lengthways and distribute the Matrix evenly within the filter basket, placing it above any chemical filtration media to maximize its effectiveness.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIdeal for use with Hang On Filters, Seachem Matrix supports a healthy aquatic environment by fostering beneficial bacterial colonies that convert harmful waste products into less toxic substances. This advanced filtration media is an essential component for maintaining crystal-clear water and a balanced ecosystem in your aquarium setup.\u003c\/span\u003e\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"Tidal 35","offer_id":55422873174395,"sku":"0192118","price":6.45,"currency_code":"GBP","in_stock":true},{"title":"Tidal 55","offer_id":55422873076091,"sku":"0192108","price":6.45,"currency_code":"GBP","in_stock":true},{"title":"Tidal 75","offer_id":55422873108859,"sku":"0192110","price":6.95,"currency_code":"GBP","in_stock":true},{"title":"Tidal 110","offer_id":55422873141627,"sku":"0192112","price":7.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/TidalMatrix.jpg?v=1747140826"},{"product_id":"seachem-tidal-zeolite-filter-media","title":"Seachem Tidal Zeolite Filter Media","description":"\u003cspan\u003eSeachem Zeolite pouches are specially designed for use in Tidal Hang On Filters, supplied pre-bagged in durable Seachem Zip Bags featuring corrosion-resistant zippers for convenient handling.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eZeolite is a naturally occurring, highly-porous mineral renowned for its exceptional ability to bind ammonia and heavy metals through a powerful ion exchange mechanism. Offering the highest ammonia binding capacity available—ten times greater than some alternatives and twice that of the nearest competitor—this media effectively supports water quality in both freshwater and saltwater aquariums. It does so without depleting calcium levels in saltwater or increasing general hardness in freshwater environments where ionic strength is low.\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003eFor optimal performance, rinse the Zeolite before use but do not remove it from its mesh bag. Lay the mesh bag lengthwise and distribute the Zeolite evenly before placing it inside the Tidal filter basket, positioning it above any foam and below biological filtration media. This setup ensures efficient filtration and helps maintain a healthy aquatic environment.\u003cbr\u003e","brand":"Seachem","offers":[{"title":"Tidal 35","offer_id":55422886838651,"sku":"0192128","price":8.39,"currency_code":"GBP","in_stock":true},{"title":"Tidal 55","offer_id":55422886740347,"sku":"0192130","price":7.45,"currency_code":"GBP","in_stock":true},{"title":"Tidal 75","offer_id":55422886773115,"sku":"0192133","price":7.95,"currency_code":"GBP","in_stock":true},{"title":"Tidal 110","offer_id":55422886805883,"sku":"0192136","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/TidalZeolite.jpg?v=1747141182"},{"product_id":"seachem-renew","title":"Seachem Renew Filter Media","description":"\u003cp\u003eRenew™ is an advanced filtration media designed to address the challenges posed by phosphate release from traditional activated carbons. Unlike conventional carbon, Renew™ is less aggressive, making it an excellent choice for sensitive environments such as reef tanks and planted aquaria. Its unique formulation is particularly beneficial in soft water systems where the pH-raising effects of many carbons can be detrimental.\u003c\/p\u003e\n\u003cp\u003eCapable of removing organics and particulates down to the sub-micron level, Renew™ effectively helps control ammonia, nitrates, and phosphates, contributing to a healthier and clearer aquatic environment. Its performance and longevity are comparable to activated carbon, typically lasting between 4 to 6 weeks under normal use.\u003c\/p\u003e\n\u003cp\u003eFor optimal results, Renew™ should be used in the same manner as activated carbon—placed inside a filter bag and rinsed before use to ensure cleanliness. A general guideline is to use approximately 250 mL of Renew™ for every 120–160 liters (30–40 gallons) of aquarium water.\u003c\/p\u003e\n\u003cp\u003eWhether you are maintaining a delicate reef system or a lush planted tank, Renew™ offers a reliable and gentle filtration solution that supports aquatic life while effectively reducing unwanted compounds in your aquarium.\u003c\/p\u003e","brand":"Seachem","offers":[{"title":"100ml","offer_id":55425960575355,"sku":"020210","price":4.41,"currency_code":"GBP","in_stock":true},{"title":"250ml","offer_id":55425960608123,"sku":"020212","price":5.86,"currency_code":"GBP","in_stock":true},{"title":"500ml","offer_id":55425960640891,"sku":"020214","price":8.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/SeachemRenew.jpg?v=1747237466"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/collections\/SeachemMedia.jpg?v=1711464923","url":"https:\/\/charterhouse-aquatics.com\/collections\/seachem-filter-media.oembed","provider":"Charterhouse Aquatics","version":"1.0","type":"link"}