Practical Design---Thickened acrylic wall tube, clear bubble, safe and high pressure resistant. The two ends of the metal material, the bubble counter joint will not appear softening fracture.
Non-return Function---With non-return function, the CO2 Regulator can prevent the backflow when the pressure changes, and this can ensure the water plant table and CO2 bottle from damage.
Two Types For Choice---Double head and single head are available, you can choose according to your needs. It can count the volume of carbon dioxide and supply the plants with enough carbon dioxide.
Internal Precision Check Valve --- This Bubble Counter comes with a built-in check valve and attaches to the regulator for an easy set-up. East to install and use, a good choice to make your fish tank different.
Premium Replaceable Parts --- This CO2 Bubble Counter is made of high quality material, which is durable and reliable, and with long service life.