Aqua One Airstone Plastic 2.5cm X 4.0cm

Aqua One Air Stone Plastic 2.5x4cm  Aqua One Air Stones provide ample oxygen and water movement, assist in releasing carbon dioxide build-ups and add an aesthetically pleasing element to your aquarium. Suitable for Coldwater and Tropical. Features & Benefits: Provides ample oxygen and water movement within your aquarium Assists in releasing carbon dioxide build-up Releases a constant stream of fine small bubbles that will not disturb your aquatic inhabitants Encourages healthy bacteria growth Adds an aesthetically pleasing element to your aquarium display Can attract active schooling fish and strong swimmers who often like to play with small bubble currents Intended to be used with an air pump, check valve and airline tubing Available in various sizes and styles