CO2 is the most important nutrient for plants. Without CO2 supply, plants will not thrive. The CO2 System Bio is a simple solution that adds extra CO2 to the plants in the aquarium. A recommended temperature of 20-25 °C is suggested for the best use of the product.

• For improved growth of easy and medium plants
• 60 days of CO2 at low cost
• Safe to use
• Easy to refill and recycle

How to use the product:

• Pour 300 ml of hot water into the bottle (about 50 °C). Place the cap (without air nozzle) and shake the bottle vigorously for one minute or until the contents are well mixed.
• Leave the bottle at room temperature for at least 24 hours until the contents transform into a solid mass.
• Soak the CO2 diffuser in clean water.
• After 24 hours, add 1 portion of Activator to 200 ml of lukewarm water (maximum 35 °C).
• Let sit for 5 minutes and stir until the Activator is dissolved in the water.
• Add the solution to the bottle.
• Place the seal on the air cap and attach the cap to the bottle.
• Connect the air tube to the bottle and attach the bottle to the CO2 diffuser.
• Place the CO2 diffuser in the aquarium.
• Wait for the CO2 production to start. This usually takes a few hours depending on the temperature.

With the Activator Refill bags, you have CO2 for about 60 days.