{"product_id":"lotus-root-nitro-ring-5l-for-fresh-water","title":"Lotus Root Nitro Ring 5L for Fresh Water (with 2 L size zip mesh bags)","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePremium lotus root biological filter media for koi ponds, aquariums and compact filtration systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring is a high-performance biological filter media designed to support excellent water quality in koi ponds, garden ponds, aquariums and small filter systems. Featuring a super porous lotus root structure with an oblique-section design, this media helps maximise space for beneficial bacteria to colonise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe open, textured structure supports biochemical filtration by giving nitrifying bacteria a suitable surface to attach and grow. This helps support the breakdown of harmful waste compounds in the water, including ammonia and nitrite, contributing to a healthier and more stable aquatic environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSupplied as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5 litre pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with each piece measuring approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45 × 28 × 20mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, Mountain Tree Fresh Lotus Root Nitro Ring is ideal for pond filters, aquarium sumps, canister filters, trickle filters and compact biological filtration systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Use Mountain Tree Fresh Lotus Root Nitro Ring in Your Filter?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEffective biological filtration is essential for maintaining healthy water quality in koi ponds, aquariums and stocked aquatic systems. Mountain Tree Fresh Lotus Root Nitro Ring helps create a stable environment for beneficial bacteria, supporting natural waste breakdown inside the filter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUsing Mountain Tree Fresh Lotus Root Nitro Ring can help:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eSupport beneficial bacteria colonisation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImprove biological filtration efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelp break down ammonia and nitrite\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupport clearer and healthier water\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaximise filter space in compact systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEncourage good water movement through the media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProvide a rough surface for nitrifying bacteria to attach\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupport pond, aquarium and small filter stability\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe lotus root design helps water move through the media while providing internal and external surface area for bacteria to establish.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eMountain Tree Lotus Root Nitro Ring Biological Media\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring is designed as an advanced biochemical filter media for pond and aquarium filtration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts super porous structure and oblique-section design help increase usable space inside the filter, making it a practical option for smaller filtration systems where biological capacity is important. The rough surface texture helps nitrifying bacteria attach and grow, supporting the development of a healthy biological filtration system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe lotus root-style internal hole structure also helps water pass through the media efficiently, improving contact between pond or aquarium water and the bacterial colonies living on the media.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSuitable Filter Applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring can be used in a range of aquatic filtration systems, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eKoi pond filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGarden pond filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAquarium filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSmall filter systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCanister filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSump filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrickle filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShower filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBiological filter chambers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact filtration systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustom-built filters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor best results, place the media in a filter section where water can flow evenly through and around the rings.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features of Mountain Tree Fresh Lotus Root Nitro Ring\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003ePremium biological filter media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLotus Root Nitro Ring II design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for koi ponds, aquariums and small filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuper porous oblique-section structure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRough surface helps nitrifying bacteria attach and grow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps maximise filter space\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports biochemical filtration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps maintain healthier water quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEncourages good water movement through the media\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSpecial design for maximum filter efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePremium non-toxic material\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupplied as a 5 litre pack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApproximate media size: 45 × 28 × 20mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring Size and Specification\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eProduct\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eMedia Size\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003ePack Size\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eMedia Type\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e45 × 28 × 20mm\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 litres\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBiological filter media\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKoi ponds, aquariums and compact filter systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring is supplied as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5 litre pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with each piece measuring approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45 × 28 × 20mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhich Filter Setup Is This Media Best For?\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eKoi Pond Filters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSuitable for koi pond filter systems where additional biological media is required to support stable water quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGarden Pond Filters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA practical choice for garden pond filters where pond keepers want to improve biological filtration and support clearer water.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAquarium Filters and Sumps\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe compact ring structure makes this media suitable for aquarium filters, sump filters and biological filtration chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCanister Filters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCan be used in media baskets or filter bags inside canister filters where water can flow evenly through the media.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSmall and Compact Filter Systems\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe design is especially useful for smaller filter systems where maximising biological filtration space is important.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Use Mountain Tree Fresh Lotus Root Nitro Ring\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRinse the media gently before first use to remove any loose dust or particles from handling and transport.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlace the Lotus Root Nitro Ring media into a biological filter chamber, media basket, sump section or filter bag. Make sure water can flow evenly through and around the media without bypassing it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor best results, use after mechanical filtration so larger debris has already been removed before water reaches the biological media. Avoid packing the media too tightly, as good water movement and oxygen availability are important for effective biological filtration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Maintain Mountain Tree Fresh Lotus Root Nitro Ring\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMountain Tree Fresh Lotus Root Nitro Ring is designed to support beneficial bacteria, so it should not be cleaned too aggressively.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIf cleaning is needed, rinse gently using pond or aquarium water rather than untreated tap water. This helps protect the beneficial bacteria living on and inside the media.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvoid using detergents, harsh chemicals or high-pressure cleaning methods, as these may damage the media or reduce the bacterial colonies needed for biological filtration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eRinse gently before first use\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupplied as a 5 litre pack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApproximate media size: 45 × 28 × 20mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBest used in a filter chamber, basket or media bag\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not pack too tightly, as water flow is important\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid cleaning with untreated tap water where possible\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDo not use detergents or chemicals\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBiological media takes time to mature fully\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePerformance will depend on stocking level, feeding rate, filter design and water flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRegular water testing is recommended in koi ponds, aquariums and stocked systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eFAQ – Mountain Tree Fresh Lotus Root Nitro Ring\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eWhat does Mountain Tree Fresh Lotus Root Nitro Ring do?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt provides a porous surface area for beneficial bacteria to colonise, helping support biological filtration and the breakdown of waste in ponds, aquariums and filter systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat size is the media?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEach piece measures approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45 × 28 × 20mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat pack size is supplied?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis product is supplied as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5 litre pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs it suitable for koi ponds?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes, Mountain Tree Fresh Lotus Root Nitro Ring is suitable for koi pond filters, garden pond filters and biological filtration systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan I use it in an aquarium?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes, it can be used in aquarium filters, sump filters and canister filters where suitable space and water flow are available.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the lotus root structure for?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe lotus root structure helps increase the available surface area for bacteria while allowing water to pass through and around the media efficiently.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes it help with ammonia and nitrite?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes, once matured, beneficial bacteria living on the media help support the biological breakdown of ammonia and nitrite.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhere should I place it in my filter?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIt is best used in the biological filtration stage after mechanical filtration has removed larger solids.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow should I clean it?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRinse gently using pond or aquarium water when required. Avoid untreated tap water, detergents, chemicals or pressure washing.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mountain Tree","offers":[{"title":"Default Title","offer_id":55805501768065,"sku":"FM356","price":79.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0572\/8046\/2999\/files\/Mountain-Tree-Fresh-Lotus-Root-Nitro-Ring_7a95b6b4-66a9-4a7a-802e-630e846827ca.jpg?v=1781773386","url":"https:\/\/perfectaquatics.com\/products\/lotus-root-nitro-ring-5l-for-fresh-water","provider":"Perfect Aquatics Ltd","version":"1.0","type":"link"}