Desktop Aquarium CO2 System, Regulator with Bubble Counter and Check Valve for Plants

Reliable Material : This CO2 regulator system features aluminum alloy, a seamless design, and precision seals to avoid leaks. Multiple Mounting Options: The base model can be placed on a tabletop or cabinet; the wall-mounted model can be attached to the aquarium glass or screwed to the cabinet panel. Function: The pressure reducer has a built-in constant pressure valve for stable air output. A needle-type fine-adjustment valve precisely adjusts the air output for stability. A bubble counter check valve avoid water from flowing back into the bottle. Wide Applications: Suitable for small, planted aquariums, desktops, and disposable aquarium CO2 kits (gas cylinder not included). The valve body is suit gas cylinder thread sizes 3/8-24. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .