ADA Ball Glass (Terrarium CO2 distributor) is suitable CO2 supplementation for small tank or aqua terrarium.

Cabochon Ruby is a non-return valve made from quality Japanese glass and mineral close to ruby. Cabochon Ruby can be used indefinitely, and makes an elegant addition to your aquarium.
 

CO2 Beetle Counter is a CO2 bubble counter for large aquarium tank requiring a large supplementation. As CO2 bubbles rise in a spiral, you can easily count the number of CO2 bubbles. The design combines a playful sprit with practicality. Use with Cabochon Ruby enhances the appearance of the aquarium's exterior.

CO2 System 74-SA is the expert model with meter indicating CO2 discharge pressure. You can control the discharge pressure in a rage of 0-0.35MPa with easy-to-handle upper black dial. With SA regulator you can control the pressure depending on number of aquarium tank you are going to distribute.

A set of accessories (Suction Cups, Silicon Tube, One-way flow Valve) for the installation of glass products of CO2 distribution.

Pollen Glass Beetle has a large diffusion base, catering the CO2 needs of aquariums larger than 90cm, and sits conveniently on an inside corner of the aquarium. 30mm is suitable 90cm tank, 40mm for 90-120cm tank and 50mm for over 120cm tank.