The only crushed coral with aragonite has 25 times the buffering power of other crushed coralsDolmite or oyster shellUse in under gravel filtered systems or reverse flow bedsA solid and economical performerGrains size 20-555 mm
40 PoundsMiscellaneous Aquariam Grain Size 2.0-5.55 MmThe 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.
Brand: Carib Sea, Model: 008479001504, Color: coral, Size: 40 lbs