The GARDENA micro-drip-system starter set planted rows L is used for the convenient & water-saving root irrigation of rows of plants. The pressure-reducing master unit is connected to the tap with the aid of a hose. The drip irrigation line is equipped with self-cleaning drip heads at intervals of 11.81in, & thus permits the even irrigation of hedges & shrubs. Equipment: 1x master unit 1000 54, 68yd drip irrigation line 13 mm (1/2") 1x plug 13 mm (1/2")