I-Drop PCNDAS series Pressure Compensating drip line can provide uniform flow rate when irrigating complex topographies, sloping lands and long distance row crops. The dripper and drip line production lines and technology are imported from Israel. The world technology ensures the great performance in high clogging resistance, Anti-Siphon (AS) , and Non-drain (ND). They are the ideal solutions for hilly sloping grown and subsurface drip irrigation (SDI) application.