CO₂ Diffuser This compact and elegant CO₂ diffuser is designed to efficiently distribute carbon dioxide throughout your aquarium, creating a fine mist of micro bubbles that dissolve easily into the water. This fine diffusion is essential for maximizing CO₂ absorption, helping support strong, healthy plant growth and overall aquarium balance. Built with durable acrylic and a high-quality ceramic membrane, the diffuser produces a consistent stream of fine bubbles while allowing you to visually monitor your CO₂ output. The integrated chamber beneath the ceramic disc makes it easy to count bubbles per minute, giving you a simple and effective way to fine-tune your CO₂ levels. Suitable for both small and large aquariums, this diffuser offers reliable performance in a sleek, low-profile design. Suction cups are included for easy and secure placement inside the tank. For best performance, soak the diffuser in water for 24 hours prior to first use to ensure optimal bubble formation from the start. Ideal for planted aquariums using CO₂ injection systems.