CO2

Controls the CO2 supply via a timer switch (semi-automatic regulation) or a pH-regulator (fully-automatic regulation).

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.

The CO2 Set Delta 400 is recommended for aquaria up to approximately 400 litres in capacity. The set is based around the Dupla CO2 Reactor 400, a unique and sophisticated device for optimum CO2 infusion.

Dupla Co2 O-Ring for Dupla Co2 Fixtures.

pH control unit for CO2 dosage.

JBL ProFlora Safe Stop is a special non-return valve for CO2. Non-return valve with washer, pre-tensioned by a spring, preventing water leaking into the pressure regulator and CO2 cylinder. CO2 has a very powerful diffusion strength which, if a normal non