Chihiros External CO₂ Diffuser

(medium 12/16mm)

The Chihiros External CO₂ Diffuser delivers ultra-fine CO₂ diffusion for maximum plant uptake — all while keeping your display tank clean and uncluttered. Installed inline on your filter hose, it removes bulky diffusers from inside the aquarium for a sharper, more professional aquascape finish.

Why it’s a win

• 💨 Ultra-Fine CO₂ Mist for efficient absorption

• 🌿 Improved Plant Growth with stable CO₂ delivery

• 🧼 Keeps Hardware Out of the Tank for a cleaner look

• 🔧 Inline External Design suits most canister filters

• ✨ Perfect for Display & Planted Tanks

High performance without compromising presentation.