Charts

Spray Head Performance Charts You can use these charts to get a baseline GPM (Gallons Per Minute) for each of your pop up spray heads. It’s also important to know when calculating PR (Precipitation Rate) many methods assume you have a matched precipitation rate. Spray head nozzles match themselves as

Soil Infiltration Rate Chart Use this chart to determine how much you can water at one time. The numbers are Inches Per Hour. The first thing to know is that in DFW we have clay soil. The infiltration rate for clay soil is 0.13 inches of water per hour on

Irrigation Run Time Chart Instructions “Inches of water needed” is how much water you want total. If you’re unsure for a particular plant or turf, it can be estimated from your local ET rates from the chart. The PR (precipitation rate) can be acquired from the precipitation rate charts. For

Rotor Head Performance Charts You can use these charts to get a baseline GPM (Gallons Per Minute) for each of your rotor style sprinkler heads. It’s also important to know when calculating PR (Precipitation Rate) many methods assume you have a matched precipitation rate. Spray head nozzles match themselves as

Drip Line Performance Chart – Lawn Sense Use this chart to calculate your actual GPM (Gallons Per Minute) that your drip line is using. You’ll need to know the specs on the drip line hose that was installed, as well as the valve controlling that zone. You can also get