Backflow Preventer Inspection

IST provides backflow preventer inspection, testing, and certification. We base our actions on manufacturer and local jurisdictional requirements. We service: - Potable water systems - Private fire service mains - Irrigation systems - And much more Our services include: - Inspection and testing of backflow devices - Flushing the assembly - Verifying proper function of the reduced pressure zone - Verifying proper function of the double detector check device - Tagging for the current year - Reporting indicated repairs - Providing full forward flow testing for backflow preventers in fire sprinkler systems (annual NFPA 25 requirement)
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