GLA Complete Aquarium CO2 Regulator System with Solenoid and Bubble Counter

Bought as part of a large aquarium purchase. I don’t believe this has ever been used Using my own system so placing this one for sale. No box or documents. GLA Complete Aquarium CO2 Regulator System is a premium product designed to provide optimal CO2 levels for all water types in aquariums. This system includes a solenoid valve and bubble counter, ensuring precise control over the CO2 distribution. With the GLA brand reputation for high-quality pet supplies, this CO2 regulator system is a reliable choice for maintaining healthy and thriving aquatic environments.