18 mm Pressure Compensating Dripperline. .710 x .620 tubing with 1/2 gph emitters spaced every 12". Must have a minimum of 15 psi. Great for long runs or where the elevation change is greater than 10 degrees. Operates between 15 - 60 psi.

*** $8.50 has been added for extra handling to the 500 & 1000 FT Rolls.