Black Plastic Agriculture Underground Irrigation System Usage of our underground irrigation system: Agricultural subsurface drip irrigation system Product Detail Diameter:12mm, 16mm Thickness:0.15mm to 0.5mm Dripper Spacing: 10cm to 100cm Flow Rate: 0.85L/H to 3L/H Length Per Roll: 500 meters to 3000 meters,as customer required. Material: New PE material Drip Tape Photo About our Company Testing Machines in our Lab. for the underground irrigation system Product Range Our company produce both the System Irrgiation Drip T tape and the Drip Irrigation Product Machine. Main product includes, Drip Irrigation Tape with Double Line, Flat Emitter Drip Irrigation T tape, Irrigation Drip Line/ Drip Hose, Drip Tape/ hose Production Line. Guarantee We guarantee that all of our underground irrigation system is made of New PE material. 4% of Drip Irrigation Tape from each lot will be completely tested as the condition in the open field. There are 1 meter sample from each roll be kept in our warehouse for quality tracking. We guarantee we will replace all the bad quality product from customer. Welcome to visit our factory to talk about our underground irrigation system and subsurface drip irrigation!