The self-sealing drip heads prevent dirtying of the pipe after switch-off of operation A root blocker against the entry of roots renders the Drip Irrigation Line very durable and thereby long life The water pressure is the same at every point in the Drip Irrigation Line, thus guaranteeing even irrigation As the Master Unit 1000, 1 End-piece and 1 T-Joint are included, the Drip Irrigation Line can be immediately installed and connected As the drip heads are installed underground, the water is supplied right where it is needed without waste The Below and Above Ground Drip Irrigation Line with a diameter of 13.7 mm is installed underground where it is not visible and serves the irrigation of bordering plants and lawn areas This product includes a 50 m line, Master Unit 1000, T-Joint and end piece Suitable for boundary planting of lawn areas Gardena German-made quality products stand for trusted performance, reliability and continual innovation