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Hantech's Certificate Availability
Certificates are available for all Hansen pressure relief valves built after July 2017. Prior to this date, certificates will only exist if they were requested on the original valve order. Kindly direct any inquiries for these certificates to sales@hantech.com.
Hansen's 5 Year Data Disclaimer
Hansen Technologies only retains 5 years' worth of data. Any data older than 5 years is removed from the system.