K-Rain KA5-112P-CV KA5-112P-CV 1 GPH Drip Line Coil Spacing, 17 mm/100', Brown Install above or below grade Pressure-Compensating emitters ensure uniform output across the entire length of the run In-Line emitter check valves Operating pressure - 12 - 50 psi (.8 - 3.5 Bars) Check valve sealing pressure - 2.5 Psi (.17 Bars)