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 Model 670 


security grilles 

Overhead Door Corporation´s upward-coiling grilles provide an attractive yet functional means to secure areas where public access must be restricted. These ruggedly-constructed grilles provide security without sacrificing visual air circulation or light infiltration. Available in aluminum, galvanized steel, or stainless steel curtain -- and with an optional electric operator -- our rolling grilles are well-suited to most any environment and application.

Upward-Coiling Grilles - - Many Options, Versatile Applications

Aluminum, galvanized steel or stainless steel curtain meet a wide range of project and design requirements. Aluminum curtain with optional fire-retardant polycarbonate panel provides full visual access, and adds protection against theft. Choice of straight-lattice or staggered brick pattern for added interest. Optional electric operator allows grille automation for 24-hour parking garages and institutional/industrial applications. Special high-usage package promotes long-life and low-maintenance in heavy-use applications.



Curtain material

Standard: aluminum 
Optional: fire-retardant polycarbonate panels

Curtain pattern

Standard: straight lattice: 5/16" (8 mm) rods at 2" (51 mm) on center and links at 9" (229 mm) on center
Optional: staggered brick: 5/16" (8 mm) rods at 2" (51 mm), on center and links at 4 1/2" (114 mm) on center
Optional: curtain with polycarbonate 5/16 (8 mm) rods at 3" (76 mm) on center and links at 12" (305 mm) on center

Guide type

Aluminum extruded track


Face mount with wall angle
Or between jambs on 3"x3" (76x76 mm)
Or 4"x4" (102x102 mm) structural steel tubes


Standard: mill finish on aluminum; 2B on stainless; galvanized on steel


Slide bolt for manual and chain operation
Chain lock for chain hoist operation


12 month limited

  • Electric operator, chain hoist, removable awning crank or crank box
  • Electric operator with automatic emergency egress
  • Emergency egress operation with manual release
  • Aluminum curtain with polycarbonate filler panels
  • 24-gauge galvanized steel hood
  • Heavy-usage package
  • Anodized finishes: clear, bronze (aluminum)
  • No. 4 finish (stainless)
  • Powdercoat paint finish in 197 standard colors or color matched to your specification
  • Controls: time clock, card reader, keypad access
  • Cylinder lock