Gardena Micro Drip Irrigation - Pressure Controlling Endline Drip Head 2 l/h 10 per pack 8310-20 Ref: GRD8310 Constant water distribution of 2 l/h independent of the water pressure Ideal for systems installed on inclines or for longer drip system lines For watering plants with similar water requirements Membrane labyrinth technology for reliable long term operation Self cleaning £6.20