Tips for Correcting Cross-Connections
Do not submerge hoses or place hoses where they could become submerged, such as sinks, tubs, or pools
Install hose bib vacuum breakers on hose spigots
Have your plumbing system surveyed for cross-connections by a certified backflow preventer inspector
Ensure the correct backflow preventer is installed on your irrigation system
Have your backflow prevention assembly(s) inspected annually by a certified backflow preventer inspector
Immediately replace or repair any backflow prevention assembly that fails inspection
Submit annual inspection reports to Del-Co Water