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Model 677 

security grille

Overhead Door Corporation's side-folding full closure grilles are ideal for applications that require a secure barrier against theft and debris, such as retail applications in malls and airport concourses. The full closure side folding grille product line includes four panel materials perforated steel, clear polycarbonate, tempered glass and aluminum. All four models are available in both standard-body and wide-body versions.

Model 677 features clear fire-retardant polycarbonate for visual access and nonbreakable durability. Visibility: 100% of 4-3/4" (121 mm) viewable area.

Door Options

  • Custom radii and curves
  • Thumb-turn guards
  • Vertical adjustment upward or downward

Features

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

Panel width
6 5/16" (160 mm) standard body
11 1/4" (298 mm) wide body

Finish
Aluminum clear anodized

Trolley assembly
1 1/8" (29 mm); vertical adjustment 1" (25 mm) up/down without curtain removal

Track
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

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) protection plate self-locking into a steel V-Stop

Warranty
24 month OEM limited

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