Seachem Laboratories Glass Pollen Style CO2 Beetle Diffuser (27 mm) – Clear
The 27 mm glass Beetle Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily disperse CO2 gas into the planted aquarium. The large surface area of the 27 mm disc allows for the diffusion of large volumes of CO2 gas, making the 27 mm Beetle Diffuser an excellent choice for mid-sized aquaria or higher-growth aquaria.
Sold in quantity: 1
| Specification | Value |
|---|---|
| Model | Beetle Diffuser |
| Style | Pollen |
| Size | 27 mm |
| Material | Clear Glass |
| Application | CO2 Diffusion in Planted Aquariums |
FAQ
What is the difference between the 27 mm and 30 mm Beetle Diffusers?
The product listed is specifically the 27 mm model. The 30 mm version is not available in this listing. Please refer to the product catalog for details on the 30 mm variant.
Can this diffuser be used with all types of CO2 injection systems?
Yes, this diffuser is designed to connect with standard CO2 injection systems and is compatible with most aquarium CO2 regulators and injectors.
Is the diffuser suitable for small or low-growth tanks?
Please contact customer service for specific recommendations based on tank size and plant growth requirements.

Steven Sanderson –
The diffuser works smoothly with my CO2 system. The glass is clear and the design helps maintain even CO2 distribution. I’ve noticed better plant growth since installing it.
Abigail Taylor –
Easy to install and fits well with my existing setup. The CO2 flow is steady and plants are growing more vigorously. A reliable choice for planted tanks.
Kylie Johnston –
Highly effective in dispersing CO2 evenly. No clogging issues after several months of use. The clear glass gives a clean look in the tank.
Sally Kelly –
Works as expected, but I found it slightly harder to attach than the previous model. May need a bit more adjustment for tight fittings.