- The only crushed coral with aragonite has 25 times the buffering power of other crushed corals
- Dolmite or oyster shell
- Use in under gravel filtered systems or reverse flow beds
- A solid and economical performer
- Grains size 20-555 mm
- 40 Pounds
- Miscellaneous Aquariam
- Grain Size 2.0-5.55 Mm
- The Only Crushed Coral With Aragonite, Which Provides Up To 25 Times The Buffering Power Of Other Crushed Corals.
- Dolmite Or Oyster Shell. Use In Undergravel Filtered Systems Or Reverse Flow Beds.
- A Solid And Economical Performer.
All items are brand new, never worn and never used. We guarantee the authenticity of all items.