1L Lotus Root Nitro Ring II for fresh water

Boost the performance of your biological filtration system with the Mountain Tree Lotus Root Nitro Ring II, a high-efficiency ceramic bio media designed to deliver superior water quality in koi ponds, aquariums, and advanced filtration systems. Engineered with a unique lotus root-inspired oblique ring structure, this premium filter media maximizes surface area while promoting optimal water flow and oxygen exchange throughout the filtration chamber.

The highly porous ceramic construction provides an ideal environment for beneficial nitrifying bacteria to colonize and thrive. These bacteria play a critical role in breaking down harmful ammonia and nitrites, helping to maintain stable water parameters and a healthier aquatic ecosystem. The specialized design also encourages even water distribution, reducing clogging and improving long-term filtration efficiency.

Perfect for koi ponds, sump systems, bakki showers, freshwater aquariums, marine aquariums, and aquascaping setups, the Lotus Root Nitro Ring II offers consistent, long-lasting biological filtration performance. Its durable ceramic material ensures stability and reliability even in high-load aquatic environments, making it ideal for both hobbyists and professional pond keepers.

Whether upgrading an existing system or building a new filtration setup, the Mountain Tree Lotus Root Nitro Ring II delivers the biological stability needed for crystal-clear water and thriving aquatic life.

Key Features:

• Advanced lotus root-inspired ceramic bio ring
• High surface area for beneficial bacteria colonization
• Enhances biological filtration efficiency
• Helps reduce ammonia and nitrite levels
• Promotes excellent oxygen exchange and water flow
• Porous structure resists clogging and channeling
• Durable, long-lasting ceramic construction
• Suitable for koi ponds, aquariums, sump systems, and bakki showers
• Ideal for freshwater and marine environments
• Supports stable, crystal-clear water conditions

• Free Shipping is valid for orders with a subtotal exceeding $199 and all orders will be shipped via UPS. Items purchased for delivery after 3pm will ship the following day. Items purchased for delivery after 3pm on Friday will ship Monday.
• Koi Fish and Live Plants only ship Monday- Wednesday. For orders placed after 3pm on Wednesday, the order will be shipped the following Monday.
• For Motor Freight (LTL) Shipments, oversized or heavy items unsuitable for traditional parcel delivery are not eligible for free shipping. These items will be dispatched through a motor freight carrier, as indicated on the product page. Once the carrier receives your order, they will reach out to arrange a delivery time. An individual aged 18 or older must be present to sign for the delivery.
• You may return or exchange an unused or unopened item for a refund (excluding shipping and handling charges) within 30 days of purchase. Following 30 days, the item may be returned in exchange for a store credit. Return shipping cost are covered by the customer and some items returned will result in a restocking fee. Please click here to review our returns policy.
• To receive a refund for Live Plants, you must email ecommerce@fitzfishponds.com with the image of the item in the original packaging for review.
• To ensure Live Plants have the best chance to arrive without issue, it is recommended to select next day air or two day shipping options.
• Used chemicals and fish food are not returnable. In addition, all sales on Japanese Koi are final and non-refundable. Should you have any questions or concerns when your fish arrive, please call 908-420-9908.