This Needle Valve is most suitable for Aquarium use. It can provide down to 10 bubbles of CO2 / minute consistently (at 0 pressure). Fits most CO2 Regulator Kits on the market. Inlet - Male Threaded NPT 1/8" (measures 1/4" OD phys...
Mr. Aqua Glass Blown Glass Diffuser w/ Bubble Counter Specifications:
Made with fine ceramic, to dispense CO2 in mist form.
Build in bubble counter
Compact design, durable construction.
2 suction cups included.