Overhead Door Corporation´s upward-coiling grilles (670 Series) provide an attractive yet functional means to secure areas where public access must be restricted. These ruggedly-constructed grilles provide security without sacrificing visual access, air circulation or light infiltration. Available in aluminum, galvanized steel, or stainless steel curtain — and with an optional electric operator — our rolling grilles are well-suited to most any environment and application.
Optional: fire-retardant polycarbonate panels (670 Series)
Standard: Mill finish on aluminum; 2b on stainless; galvanized on steel
Standard: Straight lattice: 5/16″ (8 mm) rods at 2″ (51 mm) o.c. and links at 9″ (229 mm) o.c.
Optional: Staggered brick: 5/16″ (8 mm) rods at 2″ (51 mm) o.c. and links at 4 1/2″ (114 mm) o.c.
Optional: Curtain with polycarbonate: 5/16″ (8 mm) rods at 3″ (76 mm) o.c. and links at 12″ (305 mm) o.c.
Aluminum extruded track member
Face mount with wall angle or mounting between the jambs on 3″ (76 mm) x 3″ (76 mm) or 4″ (102 mm) x 4″ (102 mm) structural steel tubes.