Seachem Glass Bubble Counting Spiral Diffuser

A spiral glass CO2 diffuser with a built-in bubble counter for planted aquariums up to 20 US gallons (75 L), so you can set and watch the injection rate in one glass piece.

Key features

• Ceramic disc diffuses a fine CO2 mist
• Built-in spiral bubble counter shows the rate at a glance
• Sized for planted tanks up to 20 US gallons

Needs a pressurised CO2 system; fill the counter with water and set your bubbles per second from there. More plant fertilizers and additives. Available for local pickup at our Lethbridge store.