Description

The one crushed coral with aragonite, which gives as much as 25 times the buffering power of different crushed corals. Dolmite or oyster shell. Use in undergravel filtered systems or reverse go with the flow beds. A great and economical performer. Grain Size 2.0-five.55 Mm
one hundred percentaragonite supports right kind ph
grain size reduces built up detritus
re-create natural reef environments
made in the united states