Water Distribution | Backflow Prevention
5:43
Water Distribution | Valve types
7:28
Backflow Prevention & Cross Connection Control: Applications & Installations
4:40
Water Distribution Pumps Training for Water System Operators (WSO)
35:40
USC 10th Edition Backflow Test Procedures Demonstration
3:11
Choosing a Backflow Preventer
1:56:49
Elements & Design Principles of Water Supply Systems
5:45
EXCERPT - Field Testing Backflow Preventers, Instructional Video
18:22