How to Winterize an Irrigation Backflow Preventer in Upstate SC
Drain it, leave the ball valves and test cocks at 45 degrees, keep air out of the assembly, and know when the spring restart needs a certified test.
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Notes for backflow testers
Psid helps certified backflow testers in Upstate South Carolina fill Greenville Water, Spartanburg Water, and Easley Combined Utilities test report PDFs from the readings they record.
How it works explains the record, review, and file-it-yourself steps. Pricing explains the 14-day trial and Solo.
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How to become a certified backflow tester in South Carolina
South Carolina backflow testers are certified by SCDES through a four-day class with written and hands-on exams, then renew every three years. Here is the path, the costs we could verify, and how to start filing in the Upstate.
How often is backflow testing required in Upstate SC?
Testable backflow assemblies in South Carolina need testing at least once a year. Here is how Greenville Water, Spartanburg Water, and Easley Combined Utilities apply that rule.