What are types of backflow protection?
• Reduced Pressure Backflow Assemblies (RPBA) including Reduced Pressure Detector Assemblies (RPDA) • Double Check Valve Assemblies (DCVA), including Double Check Detector Check (DCDA) • Pressure Vacuum Breaker Assemblies (PVBA) and Spill-Resistant Pressure Breaker Assemblies (SVBA) Mechanical Devices used in the prevention of backflow include: • Atmospheric Vacuum Breaker (AVB) • Hose Bib Vacuum Breaker device (HBVB), also known as a Hose Connection Vacuum Breaker • Dual Check with Atmospheric Vent, also known as a Backflow Preventer with Intermediate vent • Dual Check Backflow Preventer • Residential Meter Check
