Description WEEK AQUA CO2 DIFFUSER Thee WEEK AQUA CO2 Diffuser with check valve is a must have for planted aquariums. Design for precision and efficiency, the diffuser ensures your aquatic plants thrive with optimal CO2 absorption while safeguarding your CO2 Systems from backflow damage. Features: Superior CO2 Diffusion. Integrated Check Valve. Premium Glass Design. Easy to install.
