Side Folding Full Enclosure Security Grilles Model 677 features clear fire-retardant polycarbonate for visual access and nonbreakable durability. Visibility: 100% of 4-3/4" (121 mm) viewable area.
OperationManual unless size requires chain hoist
Curtain Frame Truss-like aluminum top and bottom plates; 1/8” (3 mm) thick
Panel Width7” (178 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 detail Top-mounted, heavy-duty aluminum sections Height: 1 5/8" (41 mm) Width: 1 3/8" (35 mm)Track Curves and Radius90°: 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
Post typesLead post Hook lock and wall channel; bi-part; top and bottom shoot boltsIntermediate post Bottom shoot bolt Trailing end postTraveling; fixed; hook lock and wall jamb; top and bottom shoot bolts; carrier
Locking mechanisms Lead postConcealed cylinder-operated hook lock accessible from interior and exteriorIntermediate postConcealed cylinder-operated shoot bolt accessible from one side only Trailing end postAttached 10’ max. (3048 mm) protection plate self-locking into a steel V-Stop
Warranty24 month OEM limited
Model 677Standard Body
Curtain: 7” (178 mm) standard width panels with 1/8” (3 mm) thick fire-retardant polycarbonate that fit into aluminum hinges. Panels are framed by min. 4” (102 mm) high aluminum bottom plates and 5 1/4” (133 mm) high aluminum top plates. Visibility: 100% of 4 3/4” (121 mm) viewable area*.
Model 677Wide Body
Curtain:11 1/4” (286 mm) wide body panels with 1/8” (3 mm) thick fire-retardant polycarbonate that fit into aluminum hinges. Panels are framed by min. 4” (102 mm) high aluminum bottom plates and 5 1/4” (133 mm) high aluminum top plates. Visibility: 100% of 8 7/8” (225 mm) viewable area*
* 1” Plate separator panels on full height closures over 6’ in height