CO2 Diffuser

Complete CO2 reactor for aquariums up to 400 liters. Special features: Variable diffusion space, does not require its own pump, suitable for aquariums up to 400 liters.

The  CO2 Reactor S is perfectly suited for the optimum and almost maintenance-free  CO2 fertilisation in large aquaria.

This practical CO2 direct diffuser saves a diffuser in the aquarium, a bubble counter and a check valve. It even saves 20 % CO2 thanks to its ingenious functioning. All that is needed is an external filter with a suitable hose connection.