Connecticut requirements
Source verifiedReviewed Jul 23, 2026
Windham Water Works backflow testing requirements
Windham Water Works publishes annual cross-connection surveys and backflow-device testing, utility testing fees, approved installation requirements, and a 30-day repair window after a failed test.
What testers should know
Coordinate the annual survey or device test with Windham Water Works. Obtain preapproval before installing a new device and confirm the current testing fee before service.
Tester requirements: Windham Water Works administers the testing program. Repairs after a failed test must be performed by a licensed plumber before retesting.
Important: Utility instructions can change and property-specific requirements may differ. Confirm the accepted form and delivery method before relying on this guide.