Overhead Door Model 677

Side-Folding Full Enclosure 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.

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