About the product
- Compatible with SUNSUN Canister filters HW304B404B704B HW3000 Polar Aurora 525gph CF500
- 9 pcs of bio sponge pads come in 3 densities coarse medium and fine reusable after rinsed
- Trap most visible debris particles without restricting water flow
- Provides both mechanical and bio filtration Please NoteThe filter pads come vacuumsealed unpack and soak it in water the sponge pad will expand to normal size
- Includes 9 pcs filter pads 3xcoarse Blue 3x medium Green 3xfine Black
