Various lengths available to fit different tank sizes and configurations Essential aeration accessory for fish enthusiasts, aquarium operators, and home aquarium users seeking reliable oxygenation Efficient Bubble Rod delivers improved water circulation and gas exchange, supporting healthier fish and better tank performance Helps maintain water quality by promoting consistent aeration and circulation Suitable for home aquariums, office fish tanks, and small decorative aquariums, contributing to a better environment Material: not specified by the manufacturer Compatibility: suitable for home aquariums, office fish tanks, and small decorative aquariums Use scenarios Home freshwater aquarium: install in a community tank to promote oxygenation and stable water movement for healthier fish Office desk or small workspace: compact aeration solution for a desktop tank that requires reliable oxygenation without bulk Small decorative or nano tank: unobtrusive aeration to maintain water freshness and support plant and fish health in compact displays