Backflow Training. Introduction to Backflow For Irrigation Systems. Agenda. Backflow definitions Hydraulics Degree of Hazard Types of Backflow Preventers Product Selection Approvals Installations. What is Backflow?.
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Introduction to Backflow
For Irrigation Systems
27 3/4” of water generates a pressure of one pound per square inch (psi)
ContaminationDegree of Hazard
Above GradeDouble Check Assembly Installations
Water Hammer ArrestorWater Hammer Devices
Approved Check Valve
Point of useKey Terms