The Hunter Sprinkler Zone Calculator is your all-in-one tool for calculating flow and zone capacity. This app guides you through nozzle selection and helps you determine how many sprinkler heads you can safely add to each zone while helping you maximize your available flow. Built-in nozzle performance charts allow you to focus on your needs instead of reading through lengthy data tables, and a configurable zone capacity helps eliminate problems before installation. Work confidently with Hunter rotors, sprays, and MP Rotator nozzles with the Sprinkler Zone Calculator.