Double Check Valves

Learn about Cross Connection Control in this excerpt from our Distribution System Exam Review course.       Topics covered include: Potential Cross-Connections Backflow due to Backpressure (Agricultural) Backflow due to Backpressure (Manufacturing) Backflow due to Backsiphonage Backflow Control Devices Air Gap Reduced Pressure Zone Backflow Preventer (RPZ) Double Check Valve Assemblies Vacuum Breakers – Atmospheric […]

Learn about Backflow Prevention in this excerpt from our Distribution System Exam Review course.       Topics covered include facts and explanations about Air Gaps, RPZ Backflow Preventers, Double Check Valves, Vacuum Breakers, Atmospheric Vacuum Breakers, Pressure Vacuum Breakers. If you are preparing for a certification exam, you may be interested in our FREE […]