NC Certified Tester Requirements


All backflow prevention assembly testers that would like to be added to our certified testers’ list must adhere to the following requirements:

Testers: As required by the City of Reidsville all backflow prevention assembly testers must be certified in the State of North Carolina to be qualified to inspect and test assemblies. In addition, testers must know and observe general safety procedures for personal safety, confined spaces, electrical hazards, etc.

Equipment: Properly calibrated equipment is essential to ensure accurate test data. Gauges should be checked for accuracy at least once a year and re-calibrated as necessary. 

Maintenance and Repair:  Only manufacturers’ replacement parts should be used for repairs. Immediately following repair, maintenance or replacement, the backflow assembly must be retested.   A copy of our test report form is enclosed.  All commercial backflow preventers are required to be tested yearly and all residential backflow preventers are required to be tested every two years.

Please submit a copy of your NC Backflow Prevention Testing Certificate, a copy of Calibration Certificate for test kit along with your contact information to:Fax: 336-634-1738 Email: or by mail: Reidsville WWTP 1100 Vance St, Reidsville, NC 27320

List of Approved Testers (Revised 2/9/18)

Test Form