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THE NATIONAL BOARD BOILER &. PRESSURE VESSEL INSPECTORS This is to certify that Henry Technologies Ltd Acceptable Abbrev.: HENRY 76 Mossland Road Hillington Park, Glasgow, Scotland, G52 4XZ United Kingdom is authorized to use the "NB" mark in accordance with the provisions of NB-501, National Board Certification of Pressure Relief Devices. The scope of Authorization is Umited to National Board Certified devices which have been manufactured, assembled and marked in accordance with the following construction codes: O F Certificate of Authorization ASME Section VIII, Division 1: " U V Stamp Issue Date: Novembers, 2018 Expiration Date: November 2, z021 Executive Director ' *^ HNL
