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ISTA · Supplementation
ISTA Disposable CO2 Cartridge (45g)
A disposable 45g pressurized CO2 cartridge designed as a refill for the ISTA CO2 Supply Set. Swapping in a fresh cartridge keeps a continuous, reliable CO2 supply for planted aquariums; a backup cartridge is recommended since pressurized cartridges can only be transported by ground.
Price: $11.03 USD
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