For an even more complete analysis of your dripperline zone, order your own copy of the Free CD from Netafim today. It will include all of the necessary support materials including which filter, PRV, etc. It'll even tell you how many staples you'll need! Just visit our Literature Request form and request the Free CD.
If you know the square footage of the area you want to irrigate, whether it is a garden or turfgrass, and what type of soil you have, this calculator will give you the the following information:
Estimated amount of dripperline (in feet)
The range of inches apart the rows can be
The distance between drippers
The total number of drippers in the zone
The flow of the zone in GPM
The application rate of water in inches per hour based on the row spacing you choose
The amount of time to apply 1/4" of water based on the row spacing you choose
About Netafim USA 
For an even more complete analysis of your dripperline zone, order your own copy of the Free CD from Netafim today. It will include all of the necessary support materials including which filter, PRV, etc. It'll even tell you how many staples you'll need! Just visit our 
If you know the square footage of the area you want to irrigate, whether it is a garden or turfgrass, and what type of soil you have, this calculator will give you the the following information: 
