- Replacement CO2 diffuser disc, high-density with silicon sealing ring, does not easily block.
- Helps to ensure plants receive proper amounts of CO2, improve the growth and health of your plants with sufficient CO2 supply.
- The CO2 diffuser disc must be screwed as tight as possible when installation.
- Notice: The CO2 diffuser may release big CO2 bubbles during its first 1-3 days of usage. When ceramic disc becomes saturated with water, it will then release fine CO2 bubbles, this is normal and may take up to 3 days.
Also available in Ø36mm.