Our popular agricultural calculators are available for your John Blue ground-driven piston pumps, squeeze pumps, hydraulically-driven piston pumps, VisaGage II flow monitors, liquid and NH3 blockage monitor systems. These calculators were developed to help you get the best results from your John Blue equipment by helping to identify and establish settings, application rates, and a variety of other useful parameters. Both English and metric units of measurement are supported. The calculators will work at home, in the office, or in the field and are designed specifically to work across most modern computers, tablets, and mobile phones.
Should you require assistance with one of these calculators, please call us toll free at 1-800-253-2583 within the U.S., +1 256-721-9090 outside the U.S., or contact us online.