Designed for the Chihiros Mini CO2 Regulator Kit, this pack of three 16g CO2 cartridges (UNF 3/8" thread) provides reliable gas supply for nano and small aquariums. Each cartridge delivers consistent CO2 diffusion to support healthy plant growth and maintain optimal water chemistry. Perfect for aquascapers seeking precision control in compact setups. Simply replace when depleted to keep your aquatic ecosystem thriving without interruption.
