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A good CO2 system and adding free available CO2 to the aquarium, besides a good fertilization, plays an important role to the growth of the plants in the aquarium. By adding CO2 to the aquarium the pH of the water lowers and makes it acidic, just as most plants and fish love it.
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The CO2 pressure regulator has 2 manometers. The bottle pressure can be read on one meter to see how full the bottle is, and the working pressure can be read on the other meter. The needle/dosing valve allows this to be set very accurately and a precise amount of CO2 can be dosed to the aquarium.
CO2 System 74-YA/Ver.2 is ADA's solution to add CO2 to a small aquarium. This standard CO2 regulator is suitable for the ADA CO2 small cartridge. The system itself is made of reliable Japanese parts to accurately adjust the amount of CO2 fertilization.
Colour: white or black
ADA CO2 Attache Regulator is the standard for adjusting CO2 with a refillable CO2 bottle. A simple design with great user-friendliness and safety. The system itself is made of reliable Japanese parts to accurately adjust the amount of CO2 fertilization for a larger aquarium.
ADA CO2 Speed Regulator is the top model for adjusting CO2 with a refillable CO2 bottle. Can be adjusted very accurately (0-0.35MPa) and also very suitable for distributing CO2 to multiple aquariums. Safety, reliability and design come together in this CO2 regulator.