CaribSea Aragonite (15 lb)

Ideal aquarium substrate for marine, reef or african cichlid aquariums. Helps maintain proper pH of 8.2 wthout the use of chemicals. Has incredible surface area, up to 100,000 sq inches per pound.

• - Natural sand helps re-create a realistic environment
• - Buffering ability. Will help maintain a pH of 8.2
• - Incredible surface area for nitrifying bacteria
• - Natural product not collected from beaches or reefs