1/2-inch inline ball valves (2 Pack) are the perfect way to regulate the water flow of your aquarium, aquatic or hydroponic systems with a simple turn of the knob. Slip your tubing onto the barbed ends of this shut-off valve coupling to control, disperse, slow, divert or completely stop water flow.
NOTE: THIS SIZE IS **NOT** FOR DRIP IRRIGATION. FOR 1/2" DRIP IRRIGATION TUBING, USE OUR 16MM SIZE VALVE.
NOTE: THIS SIZE IS **NOT** FOR DRIP IRRIGATION. FOR 1/2" DRIP IRRIGATION TUBING, USE OUR 16MM SIZE VALVE.