Aqua One Ball Air Stones - 5cm / 2 inch (6 Pack)

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This comes with 6 individually packaged Aqua One ball air stones (5cm).

Air stones circulate aquarium water, generating oxygen whilst providing environmental enrichment. By breaking the surface tension of the water, oxygen may be absorbed into the water. Filtration system performance and overall water quality will be greatly improved with a greater oxygen content in the water.

Features:

• Increases water circulation.
• Bubbles make a great feature in any aquarium.
• Ball type air stone.
• Made of mineral sand material.