**ReefSupplies Carbon Dioxide Granules**

Carbon dioxide granules. Our bulk CO2 absorbent media is approx 25% cheaper than the competition and lasts up-to 50%* longer! The best Co2 media absorbent in the industry.

Reef Supplies color Changing CO2 Absorbent Media is the ideal media in the event that your aquarium has a low pH. It is used in a media reactor by connecting to your protein skimmer's air intake, this set-up is known as a carbon dioxide scrubber. The skimmer then draws its air through the media, raising the PH.

Our media contains a mixture of calcium hydroxide (Ca(OH)2) and a small amount of sodium hydroxide (NaOH)

*Results may vary.