{"product_id":"aquarium-8d-sponge-filter-pad-8-layer-fish-tank-filter-cotton","title":"8D Aquarium Sponge Filter Pad – 8-Layer Fish Tank Filter Cotton","description":"\n\u003ch2\u003eAquarium 8D Sponge Filter Pad – 8-Layer Non-Gel Fish Tank Filtration\u003c\/h2\u003e\n\u003cp\u003eKeep your aquarium water crystal clear with this advanced \u003cstrong\u003e8D Sponge Filter Pad\u003c\/strong\u003e. Engineered with 8 distinct filtration layers, this high-performance filter cotton effectively traps particles of all sizes, cultivates beneficial nitrifying bacteria, and helps reduce harmful nitrates — creating a healthier, happier environment for your fish.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8-Layer Filtration System:\u003c\/strong\u003e Combines 3D mesh cloth (×2), ultra-high-precision fabric (×2), activated carbon cotton, and nano biological sponge layers for multi-stage mechanical and biological filtration. Captures everything from large debris to microscopic impurities.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDenitrifier Accessory:\u003c\/strong\u003e Works to remove excess nitrates from aquarium water, supporting a balanced aquatic ecosystem and keeping fish in excellent condition.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImproved Water Flow Design:\u003c\/strong\u003e The open-cell sponge structure maximizes water throughput and oxygenation, reducing dead spots and maintaining consistent water quality throughout the tank.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFoam Control:\u003c\/strong\u003e Helps suppress surface foam, making routine maintenance easier and keeping your tank looking its best.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut to Any Size:\u003c\/strong\u003e Available in 11×50 cm or 30×40 cm sheets that can be trimmed to fit any filter housing — compatible with freshwater and saltwater (reef) aquariums alike.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable \u0026amp; Reusable:\u003c\/strong\u003e High-strength organic resin bonding holds all 8 layers together. Simply rinse to clean and reuse multiple times — saving you money in the long run.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Porous Structure:\u003c\/strong\u003e Maximizes surface area for beneficial bacterial colonization, delivering superior biological filtration and preventing blockages.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Flexible:\u003c\/strong\u003e Soft, easy-to-handle material with excellent water permeability. Dense construction prevents residue bypass.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLayers:\u003c\/strong\u003e 8 (3D mesh ×2, ultra-high-precision cloth ×2, activated carbon cotton, nano bio sponge ×2)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSizes Available:\u003c\/strong\u003e 11×50 cm \/ 30×40 cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Blue\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e Freshwater tanks, saltwater\/reef tanks, wet\/dry filters, sump tanks, ponds, aquaponics systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e 100% Brand New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 8D Aquarium Sponge Filter Pad\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-piece-storage-tray-360-degree-refrigerator-storage-rotating-tray-used-for-kitchen-spice-jars-and-sundry-storage-turntable-1\"\u003e360-Degree Rotating Storage Tray – Great for Organizing Fish Supplies\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-foldable-food-cover-vegetable-cover-dining-table-cover-vegetable-umbrella-fly-and-dust-cover\"\u003eFoldable Food \u0026amp; Dust Cover – Keep Tank Accessories Dust-Free\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-thick-memory-sponge-floor-mat-160g-slow-rebound-absorbent-non-slip-bathroom-kitchen-foot-mat-for-home\"\u003eThick Memory Sponge Mat – Premium Sponge Materials for Home Use\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, please allow a ±1–2 cm size difference. Screen display settings may cause slight color variation; please refer to the actual product for the true color.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fws.gov\/\" target=\"_blank\" rel=\"noopener\"\u003eU.S. Fish and Wildlife Service\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of aquariums is this 8D sponge filter pad compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This aquarium filter pad is suitable for both freshwater and saltwater (marine\/reef) aquariums. It can also be used in wet\/dry filters, sump tanks, pond filtration systems, and aquaponics setups, making it a highly versatile fish tank filter accessory.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I cut the aquarium filter cotton to fit my fish tank filter housing?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The 8D sponge filter pad can be easily cut to any size or shape with scissors to fit virtually any filter housing. This makes it a cost-effective solution since you only use what you need and can customize it for multiple tanks from a single sheet.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I clean and maintain this sponge filter pad?\u003c\/h4\u003e\n\u003cp\u003eA: Simply remove the filter pad from your tank or filter housing and rinse it thoroughly with dechlorinated water (avoid tap water with chlorine as it can harm beneficial bacteria). The durable, resin-bonded 8-layer construction holds up to multiple cleaning cycles, making this filter pad a long-lasting, reusable aquarium accessory.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the 8-layer design improve filtration compared to standard filter pads?\u003c\/h4\u003e\n\u003cp\u003eA: The multi-layer construction creates a staged filtration process: the outer 3D mesh layers catch large debris, the ultra-high-precision fabric layers trap fine particles, and the inner activated carbon cotton and nano biological sponge layers handle microscopic impurities and host colonies of beneficial bacteria for biological filtration — a far more thorough process than single-layer filter pads.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of aquariums is this 8D sponge filter pad compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This aquarium filter pad is suitable for both freshwater and saltwater (marine\/reef) aquariums. It can also be used in wet\/dry filters, sump tanks, pond filtration systems, and aquaponics setups, making it a highly versatile fish tank filter accessory.\"}}, {\"@type\": \"Question\", \"name\": \"Can I cut the aquarium filter cotton to fit my fish tank filter housing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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