Aqua Natural Bahamas Marine Aragonite Size:9kg 0) from either a low

0) from either a low or high pH and maintains it there

and Advanced Yeast Extract

The replacement of blade (available in a twin pack) is necessary once it is getting hard to remove algae

Optimizes heat penetration through increased infrared levels

The beads are sufficiently large that a filter bag should not be required for most filters

Aqua Natural Bahamas Marine Aragonite Size:9kg 0) from either a lowCalcium carbonate derived from oolitic aragonite is biogenic (created by living organisms) and naturally re occurring. Protect the reef by using this superior and sustainable substrate. Bahamas sand is raw, naturally renewable oolitic aragonite sand that is up to 98% pure calcium carbonate. The grains are OOLITIC (egg shaped) and smooth. It is tasteless, odorless, dustless and sustainable. Combined with its near chemical purity, size consistency, and