Ensure your Backflow Prevention Assemblies are in approved enclosure/area, protected from freezing, according to manufacturer.
Ensure a heat source is installed per specifications and working properly. Failure to do so may result in damage to your Backflow Prevention Assembly causing interruption of service, and costly repairs.
While this annual task is being performed, verify that the Assembly has been recently tested & certified within the past year.
Need more information, please call our main office - 434-239-8654. Extension 108, Backflow Prevention Division