Aquarium CO2 Bubble Counter with Built-in Check Valve for CO2 Generator Regulator, Double-Head

Description

💨 Count Every Bubble, Master Your Aquarium’s CO2 Flow!

This Aquarium CO2 Bubble Counter features durable aluminum alloy ends and a robust transparent PC cylinder for precise CO2 bubble monitoring. Its built-in check valve prevents back-siphoning, protecting your regulator and solenoid. Compatible with standard 4/6mm CO2 tubing, it offers easy inline screw connections and a simple water-fill setup, making it an essential, reliable accessory for maintaining a healthy, vibrant aquarium environment.