Aquarium CO2 Diffusers & Bubble Counters

The Spiral Bubble Counting Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily disperse CO2 gas into the pla...

The Bubble Counter is a simple and elegant tool for monitoring the rate of CO2 injection in planted aquaria. This bubble counter is placed in...

The glass Beetle Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily disperse CO2 gas into the planted aqu...

Dymax Stainless Steel CO2 diffusers use a special ceramic refinement. The quartz plate has an ultrafine effect and high dissolution rate that break...

Dymax Stainless Steel CO2 diffusers use a special ceramic refinement. The quartz plate has an ultrafine effect and high dissolution rate that break...

Effectively diffuses CO2 in the aquarium, made from high quality glass and compact in size for discreet installation. Fine ceramic that ensures CO2...

The stainless steel Bioscape CO2 diffuser can be used with any CO2 producing device to deliver ultra fine CO2 bubbles in the aquarium. The scintere...

Effectively diffuses CO2 in the aquarium, made from high quality glass and compact in size for discreet installation. Fine ceramic that ensures CO2...

The Slanted Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily and uniquely disperse CO2 gas into the p...

Dymax Nano CO2 Diffuser, the first innovated design for mini plant aquarium to obtain optimum diffusion of CO2 without any wastage. This diffuser w...

The Bubble Counting Diffuser is a pollen style CO2 diffuser that connects to CO2 injection systems to easily disperse CO2 gas into the planted aq...

Bioscape Pro Series External Diffuser is a freshwater CO2 diffuser designed to be installed outside of your tank, inline between 16/22mm hose eithe...

Pollen Glass Beetle Pollen Glass Beetle has a wider diffusion filter. Unique design Beetle sits conveniently on an inside corner of an aquarium t...

Effectively diffuses CO2 in the aquarium, made from high quality glass and compact in size for discreet installation. Fine ceramic that ensures CO2...

Effectively diffuses CO2 in the aquarium, made from high quality glass and compact in size for discreet installation. Fine ceramic that ensures CO2...

The glass Inline Diffuser is a pollen style inline CO2 diffuser that is placed in the outflow line of the filter or aquarium pump to efficiently ...

Effectively diffuses CO2 in the aquarium, made from high quality glass and compact in size for discreet installation. Fine ceramic that ensures CO2...

Durable construction, effectively diffuses CO2 in the aquarium. 26mm diameter.

These elegant yet simply designed CO2 diffusers come in different sizes to best suit your needs for various size tanks. Diameter 30mm, Length 120mm  

ADA Joint Parts for connecting pressure-resistant tubes for CO2 supply. The joint stick can also be used with silicon hose.

CO2 Reactor with integrated non return valve and bubble counter for aquaria up to 200L. Suction cups included.

A genuine replacement part for the Fluval 88 Pressurized CO2 Kit. The Fluval 88 CO2 Bubble Counter is designed to accurately monitor CO2 dosing.