Double Check Valve Assemblies

Engineer’s Guide to Cross Connection Control Double Check Valve Assemblies Previous Lesson Back to Course

12.5-556 DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC).

Watts LF007M2-QT 1-1/4 Double Check Valve Assembly Backflow Preventer

2.5 inch and larger detector double check valve assembly (DDC)

007QT 1 Inch Double Check Valve Assembly - Ewing

12.5-556 DOUBLE CHECK VALVE BACKFLOW PREVENTION ASSEMBLY (DC).

WATTS, LF007, Bronze, Double Check Valve Assembly - 15W058

Engineering Specification: The Double Check Backflow Prevention Assembly shall be certified to NSF/ANSI 372, ASSE® Listed 1015, and supplied with

Zurn Wilkins 212-350A 2-1/2 Double Check Valve Assembly (DCVA) Non-Rising Stem Lead-Free

Wilkins Double Check Valve Assembly 350 Series 20-50mm

Double check valve assembly (Backflow preventer DC type)

Double Check Valve Assemblies

Watts 1 1/4 in Lead Free Double Check Valve Assembly, Quarter Turn

4ALF-10E-03 - 8 Apollo Backflow Preventer

Double Check Valve Assembly

WATTS® 0438010 774, 774-LF Double Check Valve Assembly, 6 in, 300