Pawfly Aquarium Air Control Valves Single Way Plastic Air Regulators for Aquarium Air Pump Fish Tank Air Flow Control Valves for 3/16" ID Airline Tubing Adjustable Hose Connectors, 20 Pack
Single-way Valves: Right-angle structure with a single way for air to get through. Great to be used in fish tanks, aquariums, aquaculture, gardening or drip irrigation system.
Standard Joints: Right for standard 3/16" ID airline tubing. Both joints of the air control valve fit snugly on the hoses – effectively prevent slipping out or air leakage.
Free Adjustment: Simply twist the knob and adjust it from closed to wide open to regulate the air flow rate. Non-slip during use due to the texture on the knob surface.
Reliable Plastic: Made of sturdy and healthy plastic, the air regulator brings no adverse effect to your lovely fish. Extremely lightweight and easy to be set up without effort.
Easy to Install: Cut the air tube into 2 sections and insert the air control valve directly to connect them. Twist the knob counterclockwise to open and clockwise to close it.
