Needle Valve 1-1/2" x 2-3/4"

Precise control valve easily sets CO2 injection into planted aquariumsIndependent design allows you to place controls near your bubble counterAllows accurate, stable flow rates as low as four bubbles per minuteControl your carbon dioxide injection levels with this professional CO2 needle valve. Constructed of a precision-machined control valve in a high-impact plastic housing. Independent, inline design lets you place the valve near your bubble counter (not included) for easy, exact adjustment of carbon dioxide injection. Can be set to a stable flow rate as low as four bubbles per minute. Features a barbed inlet hose with lock nut for secure attachment to any silicon tubing (not included) that also permits complete shutoff of gas flow. Includes suction cups for mounting. Measures 1-1/2" wide x 2-3/4" long. Please click on "More Information" for installation, cleaning instructions, and product specifications.