water saving drip irrigation kits Diameter:6mm,12mm,16mm thickness ... 4,6L/H dripper spacing:20-200cm Water saving drip irrigation kitsDiameter:6mm,12mm,16mmthickness:0.6-1 ... 4,6L/H.dripper spacing:20-200cm. Drip irrigation pipe-Drip Pipe With Round Drippers1.Specification:Diameter6mm ... anti-block property, smooth flow channel and even water distributionThere are two kind of drippers: pressure-compensation ...