What is a Cross-Connection Control Assembly?
A Cross Connection Control Assembly, sometimes incorrectly called a back-flow preventer, is an approved gravity regulating (air gap) or mechanical (series of valves) assembly that prevents non-potable water from entering a potable water source is installed to maintain adequate supply pressure and prevent cross-contamination. Polk County Utilities requires, as a minimum, the installation of a cross connection control assembly when reclaimed water is connected to your irrigation system.
