3 Review(s)

Boyu CO2 Flowmeter Features: Made of high durable material ans sealed by ultrasonic technique, no breakage and leakage. Transparent body makes it easy and accurate to read the bubble numbers. Instructions for use: Fill the meter with water to the level 3/5 of the meter height. Connect the CO2 supply tube to the inlet of the meter. Then connect the tube to the aquarium to the outlet of the meter.