Steel Stiffened rev2

 

Steel Stiffened Hollow Metal Door

Parameters:

  • Maximum height: 7′
  • Maximum Width: 3′ (6′ for double door)
  • Thickness: 1 3/4″
  • Steel sheet thickness: Door leaf uses 18 gauge steel; door frame uses 15 gauge steel
  • Fire rating level: up to 90 minutes
  • 15 gauge steel beam inside the door body to enhance the door
  • Maximum glaze size: 6″ * 23 1/2″
  • Standards: NFPA 252/UL10C/UL10B/UBC/CAN-ULC S104