Nature's Ocean Atlantic Crushed Coral Aragonite Aquarium Saltwater Sand Substrate #8 - 20 Lbs - 2 Pack Heart Support Designed by veterinarians

Designed by veterinarians

providing high-quality protein and essential vitamins to support overall health and vitality

• New generation 23 inch sunflower & mixed seed feeder

• Simple carbohydrate profile

Nature's Ocean Atlantic Crushed Coral Aragonite Aquarium Saltwater Sand Substrate #8 - 20 Lbs - 2 Pack Heart Support Designed by veterinariansNatures Ocean Atlantic Crushed Coral #8 (20 lb x 2) A case of two 20 pound bags of premium Atlantic crushed coral substrate for marine aquariums. Sourced from natural ocean coral, this aragonite substrate helps buffer aquarium water to maintain stable pH and carbonate hardness levels ideal for saltwater fish and reef tanks. The #8 grade features medium sized grains that allow good water flow and prevent debris buildup, while also providing surface