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Model 681 

security grille

Open-air side-folding grilles provide security, while allowing air circulation and full visual access to interior spaces. The Model 681 offers a wide range of features to fit most any application where an open-air grille satisfies security requirements, such as in retail environments, malls, schools, offices and airports. The product line is distinguished by a variety of curtain patterns, colors and finishes.

Door Options

  • Thumb-turn guards and protection bars
  • Anodized finish
  • Vertical adjustment upward or downward


Curtain frame
Truss-like aluminum top and bottom plates; 1/8" (3 mm) thick

Panel width
6 5/16" (160 mm) standard body
11 3/4" (299 mm) wide body

Clear anodized finish

Trolley assembly
1 1/8" (29 mm)

Top-mounted, heavy-duty aluminum sections

Track height
1 5/8" (41 mm)

Track width
1 3/8" (35 mm)

Standard track curves
90°: Standard body: 10" (254 mm) and 14" (356 mm) radius; Wide body: 22" (559 mm) radius 120°, 135° and 150°: Standard body: 10" (254 mm) radius

14" (356 mm) standard body; 22" (559 mm) wide body; custom upon request

Post types
Lead post
Hook lock and wall channel; bi-part; top and bottom shoot bolts
Intermediate post
Bottom shoot bolt
Trailing end post
Traveling; fixed; hook lock and wall jamb; top and bottom shoot bolts; carrier

Locking mechanisms
Lead post
Concealed cylinder-operated hook lock accessible from interior and exterior
Intermediate post
Concealed cylinder-operated shoot bolt accessible from one side only
Trailing end post
Attached 10' max. (3048 mm) height protection plate self-locking into a steel V-Stop

24 month OEM limited

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