Carib Sea Crushed Coral Aquarium Substrate, 6.8 kg Aragonite for Reef Tanks

Carib Sea ACS00120 is crushed coral for aquariums, made with 100% aragonite to support proper pH and help recreate natural reef environments.

• 100% aragonite — supports proper aquarium pH.
• Crushed coral grain size — helps reduce built-up detritus.
• 15-pound quantity — provides coral substrate for aquarium use.
• Designed to recreate natural reef environments — gives aquarists a coral-based option for their setup.
• Made in the USA — the product is manufactured in the United States.

Choosing aquarium coral involves more than appearance: the substrate is part of the environment you are creating. Carib Sea ACS00120 is made for aquarists who want crushed coral in their aquarium and value aragonite’s role in supporting proper pH. Its stated grain-size benefit also makes it relevant when reducing detritus buildup is a consideration.

What is Carib Sea ACS00120 crushed coral used for?

It is crushed coral for aquarium use, intended to help recreate natural reef environments. The coral-based material offers an option for building an aquarium setting around a natural reef-inspired look and substrate. The product’s purpose is aquarium use; it is not presented as a general-purpose material for other applications.

• Product type: crushed coral.
• Intended setting: aquariums.
• Environmental goal: recreate natural reef environments.

How does the aragonite relate to aquarium pH?

The crushed coral is 100% aragonite, and the product is intended to support proper pH. This makes its material composition a key selection detail for aquarists choosing coral for a reef-inspired aquarium environment. No target pH value or adjustment amount is provided, so the product’s stated benefit is support for proper pH rather than a promise of a specific reading.

• Material: 100% aragonite.
• Stated pH role: supports proper pH.

Does the grain size help with detritus buildup?

Yes. The crushed coral’s grain size is designed to reduce built-up detritus. Grain size is the differentiator to consider if detritus accumulation is part of your substrate decision; a specific grain measurement is not given, so the product is identified by its detritus-reduction purpose rather than a numerical size.

• Crushed coral format.
• Grain size intended to reduce detritus buildup.

How much crushed coral is included, and where is it made?

The product is a 15-pound quantity of crushed coral, manufactured in the USA. That amount gives buyers a clear quantity for planning an aquarium substrate purchase, while the stated country of manufacture identifies its origin.

• Quantity: 15 pounds.
• Country of manufacture: USA.

Carib Sea ACS00120 is suited to aquarium keepers creating a natural reef-inspired environment who want crushed coral with an aragonite composition and a grain size intended to help reduce detritus. It is a 15-pound, USA-made aquarium coral product with a stated role in supporting proper pH.