Replacement Sponge For Dophin F-2000/Cascade 600 Internal Filters (Replacement Foam Insert)

Keep your filter running at peak performance with the Replacement Sponge for Dophin F-2000 / Cascade 600 Internal Filters.  

This high-quality foam insert is designed to trap debris, maintain water clarity, and support beneficial bacterial growth — ensuring a clean and healthy aquarium environment.  

Easy to install and durable, it’s the perfect fit for your Dophin F-2000 or Cascade 600 internal filter.