Aquarium Sponge Filter Pad, Bio Filter Media Foam Sponges, Cut-to-Size Foam for Fish Tank Ponds Filter Accessories (18.5"x18.5"x1.6", 35PPI) 1 Pack

Premium Black Filter Foam for Aquariums – Crystal Water, Less Maintenance!

Give your aquarium the ultimate filtration upgrade with our high-performance Black Filter Foam! Designed for both novice fishkeepers and seasoned aquarists, this dense yet porous foam tackles common tank headaches—cloudy water, stubborn odors, and constant filter maintenance—while blending seamlessly into any setup.

Why Choose Our Black Filter Foam?

✅ Superior Mechanical & Biological Filtration
The tightly woven, high-density structure traps fish waste, uneaten food, and debris with ease, preventing unsightly floating particles. Meanwhile, its open-cell design encourages colonization of beneficial nitrifying bacteria, naturally breaking down harmful ammonia and nitrites for a healthier aquatic environment.
✅ Engineered for Heavy-Duty Use
Ideal for overstocked tanks (cichlids, goldfish) or messy eaters! Unlike flimsy white pads that collapse under pressure, our tear-resistant foam maintains excellent water flow even when clogged, protecting your pump from burnout and reducing the risk of overflow emergencies.
✅ Save Time & Money
Built to last 3x longer than standard filter pads! Rinse and reuse this durable foam repeatedly without worrying about fraying or loss of shape. Spend less on replacements and more time enjoying your vibrant underwater world.
✅ Discreet, Customizable Fit
The sleek black finish hides accumulated grime, keeping your filter system looking clean—no more eye-sore stains in open sumps or HOB filters! Easily cut it to size with scissors for a perfect fit in canisters, sponge filters, or sump tanks.
✅ Versatile Layering Compatibility
Maximize filtration efficiency by pairing it with fine filter pads (place our foam below as a pre-filter) or use it alone in biological-focused setups. Works flawlessly in freshwater and saltwater tanks!

Specifications

Material: Non-toxic, aquarium-safe polyurethane foam
Size Options: 18.5"x18.5"x0.8" ( 20ppi ), 18.5"x18.5"x0.8" ( 35ppi ), 18.5"x18.5"x0.8" ( 50ppi )
Color: Black
Tip: Due to the large size of the product, we use vacuum compression, but don't worry, you can get the product back to its original state in just a few simple steps according to the product manual.

Transform your tank’s water clarity and stability today—click “Add to Cart” and experience the difference a professional-grade filter foam makes!