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Side Folding Full Enclosure Security Grilles 675

security door on building
​​​ ​

​​Overhead Door™ 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. 

​Side Folding Full Enclosure Security Grilles Model 675 features painted perforated steel for full ventilation. Visibility: 51% of 6-1/8" (156 mm) viewable area. 



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

Panel Width
7” (178 mm) standard body; 4” (102 mm) slim body

Aluminum clear anodized

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

Track detail
Top-mounted, heavy-duty aluminum sections
Height: 1 5/8" (41 mm)
Width: 1 3/8" (35 mm)

Track Curves and Radius 
90°: Standard body: 14” (356 mm) radius;
Slim body: 10” (254 mm) radius
120°, 135° and 150°; Standard and Slim body: 10” (254 mm) radius

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​​

24 month OEM limited​​​​​​​​​

Door Options
​​​​​​Door Options
  • Custom radii and curves ​​
  • Emergency Egress Door ​​

Door Patterns

Model 675​
Standard Body
security grill

Curtain: 7” (178 mm) standard width, 0.05" (1.27 mm) perforated steel panels with 3/16” (5 mm) dia. holes on 1/4" (6 mm) staggered centers that slide into aluminum hinges. Panels are framed by min. 4” (102 mm) high aluminum bottom plates and top plates.
Visibility: 51% of 6 1/8” (156 mm) viewable area. 

Model 675
Slim Body
wide body security grill

Curtain: 4” (102 mm) standard width, 0.05" (1.27 mm) peforated aluminum panels with 3/16" (5 mm) dia. holes on 1/4" (6 mm) staggered centers that slide into aluminum hinges. Panels are framed by min. 4" (102 mm) high aluminum bottom plates and top plates. 
Visibility: 51% of 3 1/2” (89 mm) viewable area. ​

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