UNS Pro Inline CO2 Diffuser - Aluminum, High Gas Dissolution Diffuser for Freshwater Planted Aquarium - Aquascaping Tank External Canister Filter Accessory for 1/2in or 12ID Tubing - Space Gray, 12mm

About this item

• Keep Your Aquascape Clean – Installs outside the aquarium on your filter’s return line, removing the need for bulky in-tank diffusers
• Aluminum Build in Space Gray – Corrosion-resistant and built to last, this sleek diffuser adds a professional touch to any planted tank setup
• No Flow Restriction Design – Innovative side-mounted ceramic plate allows strong water flow and efficient CO₂ diffusion without clogging output
• Available in 3 Sizes – Choose from 12mm, 16mm, or 20mm models to fit your canister filter setup, including UNS Delta and Blitz filters
• Easy Maintenance & Replacement – Access the ceramic plate easily for routine cleaning or replacement without disconnecting your full system