Specification:
Item Type: Aquarium Control Valves
Material: Plastic
Inner Hole Diameter: 3mm/ 0.1in
Colour: Black
Features:
1This air valve has an adjustable button that can help adjust the gas volume of the air pump. 2Great to be used for regulating the oxygen volume either increase or slow the air down into air stone. 3Made of high quality plastic, environmentally friendly and healthy, durable, long service life. 4The adjustable button inner hole diameter is about 3mm/ 0.1in, so these air valves can be easily connected to aquaculture pipelines. 5Insert the air control valve directly into hose. Please screw down tightly to prevent leaking when turning off.
Package List:
10 x Aquarium Control Valve
