CO2 diffusion and reliability for planted aquariums CO2 dissolution rate: tiny air holes with even distribution help support higher CO2 dissolution, improving dissolved oxygen levels in aquariums through thoughtful engineering Durable rustproof material: rustproof aluminum alloy delivers fine bubbles efficiently while maintaining a sturdy structure that resists clogging over extended periods of use Easy installation with space saving design: robust suction cups allow secure attachment, and the space saving U shape enables convenient installation and dependable functionality in aquarium setups Elegant tank integration: attractive aesthetics and fine workmanship provide a smooth exterior that enhances the tank environment and matches diverse decor styles Use scenarios Planted aquariums requiring reliable CO2 diffusion to support healthy plant growth and stable water parameters Small or uniquely shaped tanks where a compact U shape and easy mounting with suction cups simplify setup and reduce clutter Long term setups where low maintenance is valued, thanks to rustproof materials and reduced risk of clogging