Bunker door, DGR1, Bunker door for nuclear applications, installed in Măgurele Bucharest, Romania.
Designed, developed and manufactured by Sòphia. Moreover Sòphia followed the installation and the implementation on site, technical reporting, CE mark and the final certifications.
The door now is installed in "Horia Hulubei" (Institutul Naţional de CercetareDezvoltare pentru Fizică şi Inginerie Nucleară)

added information: https://militarydoors.com