Pre-Hung Utility Vault Doors

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Custom Fabricated for Security & Floor Level Access to Critical Equipment

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Pre-hung vault doors offer security and floor level access to transformers and other critical equipment located in utility vaults and network protector compartments. Ross custom fabricates these doors to meet individual customer and project specifications in (3) primary configurations: Tin-clad fire doors (three-hour fire rating); Louvered doors (where ventilation is required); Steel plate doors (for interior of network compartments).


Design Features

Typical construction includes:

  • Pre-hung assembly with frame and hardware
  • Steel doors receive galvanizing or abrasive blasting and paint; tin-clad doors have a mill finish
  • Options include single or double leaf, right or left hand opening, in-swing or out-swing and vent dampers.
  • Other material and finish options are available


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