Description
This powerpoint presentation begins by presenting six basic means of protection from backflow, including:Air Gap;Atmospheric Vacuum Breaker;Pressure Vacuum Breaker;Spill Resistant Pressure Vacuum Breaker;Double Check Valve Assembly; and,Reduced Pressure Principle Assembly. Considerations for selecting a backflow preventer are presented, including hydraulics, over sizing of assemblies, adequate flow and pressure, thermal expansion, types of hazards,means of protection, andinstallation requirements. Includes figures.
Product Details
- Edition:
- Vol. – No.
- Published:
- 11/01/2009
- Number of Pages:
- 30
- File Size:
- 1 file , 1.5 MB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
