DU & SU

 

DU Type Shelter Doors

DU shelter doors and SU shelter hatches are a series of heavy-duty blast rated and gastight doors and hatches that designed both for new construction and retrofitting in existing structures. The doors designed according to modern CEE construction norms for civil defence shelters and can be also customized for providing additional ballistic protection. 

  • Thousands of DU type doors installed in shelters, bunkers and industrial facilities

  • Comply with technical norms: TU U 25.1-38587375-001:2016

  • The doors are heavy duty with internal structure for high pressure loads

  • Can be additionally integrated with ballistic panels for ballistic protection and locks for forced entry resistance

  • Special frame shape allows retrofitting the door in existing structural openings or on pre installed frames

  • The patented design of the door allow good serviceability after installation

 

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