Nature's Ocean Atlantic Crushed Coral Aragonite Aquarium Saltwater Sand Substrate #8 - 20 Lbs - 2 Pack Wheeze The Ista Metal Air Valves

The Ista Metal Air Valves (5 Outlet) allow you to control up to 5 different airlines from your air pump

• Sure-lock cap system that keeps squirrels out

5 - 6 mm - 1

Low carbohydrate diet (only 28% carbs)

• Small natural beef bones stuffed with peanut butter‑style filling

Nature's Ocean Atlantic Crushed Coral Aragonite Aquarium Saltwater Sand Substrate #8 - 20 Lbs - 2 Pack Wheeze The Ista Metal Air ValvesNatures 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