Backwater Valves
What Are Backwater Valves? A backwater valve is a one way flow control valve installed in a drainage system, that under normal conditions allows the …
Backflow Preventer
Cross Connection Control
What Is A Cross Connection? Any existing or potential connection to a potable water system that could allow harmful or unwanted substances into the system. …
PVB Testing and Maintenance
PVB (Pressure vacuum breaker) is designed to prevent back-siphonage of contaminated water into a potable system. Often PVB’s are used as fixture isolation with an …
Backflow Preventers
Water Supply Backflow Preventers The backflow preventers shown below are the most common types used to protect water distribution systems from cross connections caused by …
DCVA Testing And Maintenance
DCVA (double check valve assembly) – is a backflow preventer suitable for a moderate hazard. The DCVA is an excellent backflow preventer, but unlike the …
RP Testing and Maintenance
RP (Reduced pressure principle backflow preventer); is the highest level of protection by mechanical means, for protection from backflow. May also be called an RPZ …
Backflow Test Equipment
There are several types of backflow test equipment available from multiple manufacturers, but they will all get the job done. Illustrated is the Watts line …
Backflow Certification
To become a Certified Backflow Tester, you will have to take a course lasting a minimum of 30 hours. These courses are controlled and operated …
Backflow Tester’s Responsibilities
A certified backflow prevention assembly tester is required to perform all testing and repairs to backflow preventers that he/she is hired to maintain, and will …
