AQUANEAT 6-Pack Replacement Filter Sponge Pads, Aquarium Foam Insert Compatible with AquaClear 50, Fish Tank Filter Media

Perfect Fit: Compatible with AquaClear/Fluval 50 or 20 to 50 gallon power filters

Keep the Tank Clean: Traps debris and waste particles from the water; provides growing space for beneficial microorganisms to maintain a healthy aquarium environment

Quality Material: Withstands repeated rinsing and reuse; ensures stable water flow through its porous structure

Maintenance Tips: Replace the sponge pad every 2 to 6 months, adjusting based on your tank's bio load; for optimal water quality, gently clean it in tank water instead of using tap water

Includes: 6 pcs of foam filters, dimension: 4.7“x2.7"x1.7" (Note: These foam inserts are packaged flat in vacuum-sealed bags. Simply unpack, soak them in water for a while, and they will expand to their full shape and size.)