Rain Bird BVAL50-1S Tubing Shutoff Valve, 1/2 in, Barb, Plastic, Black

Easily adjust or shut off flow in 1/2 in or 5/8 in drip tubing runs to different sections of your plant watering area. Avoid over- or under-watering of plants with different moisture needs in the zone. Top cap turns to adjust flow. Barbed ends permit easy, leak-free insertion into drip tubing.