Installers

Backflow prevention assemblies must be installed according to Charleston Water System’s specifications, which are posted below by type of backflow assembly.

Additional information is included in our Cross Connection Control Program Manual

After an assembly is installed, please call (843) 727-6981 to request an inspection. Please provide the following information:

  • The backflow preventer make, model, size, and serial number
  • Where the backflow preventer is located on the property (i.e. looking from the street, left side of house next to AC).