Convert existing 1/2 in underground sprinkler systems to low flow watering where a drip circuit can't be set up. Available in stream spray with a maximum spray diameter of 3 ft at 30 psi or for finer water droplets, a fan spray, with spray diameter up to 13 ft at 30 psi. Adjustable bubbler rotates easily to preferred water flow, from full coverage for shrubs and large potted trees to shut-off position.