CO2 Bubble Counter, Double Head Built in Check Valve Bubble Counting Tool for Aquarium Fish Tank Aluminum Alloy Acrylic Silver 8.2 x 2cm 1 Pack

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About this item

• [BUILT IN CHECK VALVE] Designed with a non return function to help block water backflow during pressure changes reducing the of damage to your CO2 bottle and connected aquarium equipment.
• [CLEAR BUBBLE COUNTING] Helps you observe and count carbon dioxide output with clear precise bubble formation so plants in your aquarium can receive a more visible CO2 supply.
• [ MATERIALS] Made from aluminum alloy and acrylic this bubble counter offers a dependable structure for daily aquarium use with a reliable build and long service life.
• [EASY TO INSTALL] This double head bubble counter attaches to the regulator for convenient setup. Add about 4 by 5 water tighten the top cover connect the CO2 pipe and secure the nut.
• [DOUBLE HEAD DESIGN] Double head style supports different aquarium CO2 setup needs and is a practical choice for fish tanks planted tanks and hobby users who want a cleaner organized system.