3D Filter Pad

Upgrade your pond or aquarium filtration system with the Mountain Tree 3D Filter Pad, a premium multi-purpose filter media engineered for superior mechanical and biological filtration. Designed with an advanced three-dimensional fiber structure, this high-performance filter pad delivers exceptional water flow, debris capture, and beneficial bacteria cultivation without clogging.

The soft yet durable polymer fiber construction efficiently traps both micro and macro organic particles while maintaining excellent water permeability. Its open 3D structure allows oxygen-rich water to circulate freely throughout the media, creating the ideal environment for beneficial nitrifying bacteria to thrive and support long-term biological filtration.

Perfect for wet/dry filters, canister filters, filter boxes, trickle filters, koi ponds, freshwater aquariums, and marine systems, the Mountain Tree 3D Filter Pad is highly versatile and easy to customize. The durable material resists breakdown even after repeated cleaning, providing long-lasting performance and reduced maintenance requirements.

Whether used as primary mechanical filtration or as supplemental bio-filtration media, the Mountain Tree 3D Filter Pad helps improve water clarity, reduce waste buildup, and maintain a healthier aquatic environment for fish and aquatic life.

Key Features:

• Advanced 3D filter media design
• Excellent mechanical and biological filtration
• Traps micro and macro organic particles
• Promotes beneficial bacteria colonization
• High water permeability prevents clogging
• Durable polymer fiber construction
• Washable, reusable, and long-lasting
• Easy to cut and customize for any filtration system
• Suitable for freshwater and marine aquariums
• Ideal for koi ponds, wet/dry filters, canister filters, and filter boxes
• Improves water clarity and overall filtration efficiency

• 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.