quarryshark
Aquarium Advice Addict
- Joined
- Mar 6, 2004
- Messages
- 5,833
ellisz said:What sponge would you recommend? I have tried phosguard and no changes seem to be apparent. I have also read that cheap carbon can release phospahte back into the water. Is this true?
Kents PO4 sponge worked well for me.