Atlantic #4 Grade Crushed Coral Gravel 20lb (2pc)

Atlantic #4 Grade Crushed Coral Gravel 20lb (2pc)

Amazon.com Price: $21.85 (as of 10/09/2018 15:56 PST- Details)

Description

Premium Atlantic Crushed Coral with Aragonite #4Benefits of Atlantic Crushed Coral:100% from the Ocean Floor. Natural crushed coral gravel. Maintains superior pH and marine chemical balance. Provides maximum surface area for biological nitrification. Scientifically graded for uniformity which provides maximum water flow and aeration. Prevents anaerobic Dead Spots