Telgian provides annual backflow preventer inspection, testing and certification based on manufacturer and jurisdictional requirements for all applications, including potable water, private fire service mains and irrigation systems.

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Our services include inspection and testing the backflow device, flushing the assembly, verifying proper function of the reduced pressure zone or double detector check device, tagging for the current year and reporting any repairs that may be indicated. We can also provide full forward flow testing for all backflow preventers installed in fire sprinkler systems as required annually by NFPA 25.

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