Description

• Concrete filled (concrete filling occurs after door is installed on site. Only when the concrete shelter wall is sufficiently set may the door leaf be filled with concrete)
• Door leaf in steel profile frame with rubber seal (NBC seal) on all sides and welded in reinforcement
• Removable lever locks on both sides
• Internal levers with locking pin against accidental opening, air blast and ground shock vibration
• Massive anchors and double hinges
• Opens toward outside (against air blast)
• 3 bar protection
• Designed and manufactured according to technical regulations of the Swiss Federal Office of Civil Defense
• Complete installation guide with purchase

Protection against weapons effects:

• Air blast from conventional or nuclear weapons
• Impact from fragments and debris
• Ground shock, i.e. vibration of shelter which is subject to pressure waves propagated through the ground
• Heat from fires and thermal radiation from atomic weapons
• Nuclear radiation
• Chemical and biological warfare agents