Simple irrigation calculations with the assumptions left visible.
Use measured inputs where possible. Each result explains what it can—and cannot—tell you.
Zone Capacity Calculator
Compare safe available flow with total nozzle demand before adding heads.
Sprinkler Leak Cost Calculator
Estimate gallons lost and the variable portion of the water bill.
Solenoid Resistance Diagnostic
Interpret an ohm reading and decide whether to isolate the coil, cable, or splice next.
Troubleshooting Decision Tree
Turn three field observations into a safe next test and the right detailed guide.