Irrigation Zone Planner

10 GPM supply, 18ft head spacing on a half acre - how many zones? Heads per zone, zone GPM, runtime, pipe size for rotor, spray, drip. $4.99 one-time, no login.

Designing an irrigation system and not sure how many zones you need? Get accurate zone counts, head layouts, and pipe sizes from your water supply data.

Irrigation Zone Planner calculates the number of zones, heads per zone, flow rate per zone, runtime, and pipe sizing for rotor, fixed spray, and drip irrigation systems. Enter your supply pressure, flow rate, head spacing, and coverage area to get a complete zone plan.

ZONE PLANNING:

• Number of zones based on available flow
• Heads per zone with GPM calculation
• Zone flow rate and total system demand
• Run time per zone for scheduling

PIPE SIZING:

• Mainline and lateral pipe diameter
• Velocity check for each pipe segment
• Friction loss per run
• Properly sized for your flow rate

HEAD TYPES SUPPORTED:

• Rotor heads for large turf areas
• Fixed spray heads for small zones
• Drip systems for garden beds and rows
• GPM and spacing data built in

WHO NEEDS THIS:

• Landscape irrigators designing new systems
• Lawn care contractors quoting installations
• Homeowners planning DIY sprinkler setups
• Property managers upgrading old systems

Imperial (GPM/PSI/ft) and Metric (LPM/kPa/m) support. Works fully offline. No account needed. Enter your water specs and get a zone plan in seconds.