These devices will not allow water in the pipes to flow in reverse. There are many types of backflow preventers for all applications. Most homeowners have one testable device (it is on the lawn irrigation water line) and several non-testable devices (vacuum breakers on the garden hose connection).
Participation with this program is required in accordance with Michigan's Safe Water Drinking Act - P.A. 399, Part 14.
The City of Rochester Hills has contracted with
Hydrocorp of Troy, MI for its cross connection inspections. Please note that letters addressing cross connection will be sent out to residents in phases throughout the city.
Should you need further information please contact
Hydrocorp at 1.800.690.6651, or visit our
Cross Connection webpage for frequently asked questions and related links.