UNS CO2 Diffuser - Large

The UNS CO2 Diffuser is a durable CO2 accessory designed to deliver consistent fine bubble diffusion for efficient CO2 absorption. The white ceramic disc produces a steady stream of micro-bubbles, improving distribution and supporting healthy aquatic plant growth. Constructed with a strong PC pipe and smooth beveled edges, the diffuser is built for long-term use and easy handling during installation and maintenance.

Its clean design integrates seamlessly into modern aquascapes. The Large diffuser uses a 24mm ceramic disc and suits aquariums of 52 gallons and above. What is included: white disc CO2 diffuser, 2 suction cups, and a U-clip that fits rims up to 12 mm.