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Drip - Calculating Application Rates

Calculate the application rate of each similar zone by using the following formula:

 

  1. 231 is going to be the conversion number or constant.
  2. The GPH depends on the size of the built-in emitter, Hunter manufactures .4, .6 or .9 GPH (1.35, 2.35, 3.75 l/hr) emitters in HDL.
  3. Spacing is the emitter spacing, Hunter manufactures 12, 18, and 24 inches (30, 45, 60cm) emitter spacing.
  4. Distance is the sideways measurement between the lines of drip installed.

 

 

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