Description: The FluxAqua internal Co2 diffusers are perfect for smaller aquariums that are not operating with a canister filter. They provide one of the best diffusion rates on the market with an acrylic design to prevent easy breakages. They are also easy to clean and come with a suction cup for easy mounting. They are available in 3 sizes:
Small: For aquariums up to 45L
Medium: For aquariums up to 90L
Large: For aquariums over 90L