Chihiros External CO2 Diffuser 16/22

The Chihiros External CO2 Diffuser 16/22 is an inline CO₂ diffuser designed for aquariums using external canister filters with 16/22mm hose. It connects directly to the filter outlet hose, allowing CO₂ to mix with the aquarium water flow before entering the tank.

This external diffuser helps keep the aquarium interior clean by reducing visible CO₂ equipment inside the tank. The ceramic diffuser head produces fine CO₂ diffusion, while the aluminium and acrylic body gives a clean and durable finish.

The Chihiros External CO2 Diffuser 16/22 is the L size model and fits 16/22mm or 17mm hose connections. It has a 30mm diameter, 130mm height, and requires a minimum working pressure of around 0.15MPa / 1.5 bar for proper performance. The diffuser head is replaceable, making maintenance easier.

FAQ

1. What is the Chihiros External CO2 Diffuser 16/22 used for?
It is used to inject and diffuse CO₂ through a 16/22mm external filter hose.

2. Where should it be installed?
It should be installed inline on the external filter outlet hose.

3. What hose size does this model fit?
This model fits 16/22mm hose and also supports 17mm hose connection.

4. What is the minimum working pressure?
The minimum working pressure is about 0.15MPa / 1.5 bar.

5. Is the diffuser head replaceable?
Yes, the ceramic diffuser head is replaceable for easier maintenance.

Technical Specifications

• Product Type: External CO₂ Diffuser / Inline CO₂ Atomizer
• Brand: Chihiros
• Model: L 16/22mm
• Title: Chihiros External CO2 Diffuser 16/22
• Hose Compatibility: 16/22mm external filter hose
• Alternative Hose Connection: 17mm
• Diameter: 30mm
• Height: 127mm
• Material: Aluminium, acrylic, and ceramic
• Diffuser Head: Ceramic, replaceable
• Minimum Working Pressure: 0.15MPa / 1.5 bar
• Installation Type: Inline installation on external filter outlet hose
• Suitable For: CO₂ injection in aquariums with external canister filters
• Main Benefit: Better CO₂ distribution with less visible equipment inside the tank