Blast Doors & Gates

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Ellis & Watts designs, qualifies, and manufactures doors and gates to withstand pressure waves caused by a blast. Designs are based on the Department of the Army Technical Manual TM5-1300, “Structures to Resist the Effects of Accidental Explosions”.

Ellis & Watts Blast Doors and Gates - CLICK TO SEE FULL LIST

  • are available in varying sizes, shapes, and thicknesses, depending upon the application
  • have been designed for up to 964 psig for 9.2 milliseconds
  • can be designed with an integral frame for cast-in-place applications or designed to mount to an existing frame
  • can be provided with proximity sensors
  • are available with proven analog, relay-based controls to address qualification, cyber security, orĀ EMI/RFI concerns or with the latest digital control systems


  • engineered for operation in extreme ambient temperatures
  • engineered to meet stringent air leakage requirements
  • Seismically qualified per IEEE 344
  • Environmentally qualified per IEEE 323
  • rated for fire resistance to UL 10B, “Fire Test of Door Assemblies”

Power options include - CLICK TO SEE FULL LIST

  • manual operation and override
  • electric actuators
  • pneumatic actuators

The complete system can be provided with - CLICK TO SEE FULL LIST

  • ASME AG-1 compliance
  • ASME NQA-1 compliance
  • 10CFR50 Appendix B compliance