Backflow preventers are assemblies with two check valves and two shut-off valves that prevent reverses in process flow. They may also include test cocks for each chamber within the assembly. Backflow ...

Broussard Services (615-988-6030) has announced backflow prevention device inspections as part of its residential and ...

STEP 2: Once the water is shut off, drain the water out of your backflow preventer. This process is different with different systems. If there are valves on the backflow preventer itself ...

Find his work on sites like Angi, USA Today and The Pen... Backflow preventer installation costs between $105 and $1,400, with the average property owner spending $325 per backflow preventer.