Shop by Brand > Red Sea Red Sea - Reef Base "Ocean White" (10kg) Price for 1 x 10kg,120.00 AEDincl. VAT Amount Earn points: - Read more Customers service 04 887 8218 Convenient delivery right at your doorstep We deliver to all 7 Emirates Earn points today, spend them on your next order. Terms apply Product no.: 132-488-004 An oolitic aragonite substrate, formed through natural precipitation and collected from renewable source. Product features - Will help maintain a stable pH of 8.2-8.3. - Prepared by being exposed to air & UV light, screened, and mechanically washed. - A second washing results in a cleaner substrate. Truly renewable pure calcium carbonate oolitic aragonite sand material formed naturally through precipitation and sedimentation in the Bahamas.