Model G
Specifications
- Standard Duty: One year or 12,500 cycles.
- Heavy Duty: Two years or 20,000 cycles
Face of wall or between-jamb.
Push-up to 14′ wide and 9′ high and chain hoist on larger sizes is standard. Awning crank, crank box or motor operation are optional.
Formed with horizontal rods 1 1/2″ apart, connected by vertical links 9″ apart. Bottom of curtain is reinforced by an extruded aluminum tubular footpiece.
Extruded aluminum guides are bolted to structural steel wall angles. Guides are fitted with nylon pile wear strips.
Steel plate brackets are bolted to wall angles to support curtain and barrel and provide mounting for hood.
Steel pipe houses torsion spring assembly and supports curtain with a maximum deflection of .03 inch per foot of width. Torsion springs are mounted on a continuous cold rolled steel shaft, adjustable by a tension wheel outside or inside one bracket.
Slide Bolt locks standard for push-up operation, optional otherwise.
Aluminum curtain, footpiece and guides are mill finish. Steel brackets and wall angles receive one coat or rust inhibiting black primer.
Options
Measuring 4″x4″ or 3″x3″ support tubes are attached to floor and structure above to provide mounting for grille.
For door openings on a slope.
Measuring 5 1/2″ wide affixed to footpiece bottom is used conceal slot required for above ceiling installations.
Key or thumbturn cylinder lock installed on footpiece for added security and convenience.
Galvanized steel or aluminum sheet metal is offered.
Offered in situations where the opening is larger than the door. A static grille curtain is supported by a frame and secures the opening beyond the rolling grille section while providing a continuity in appearance.
Offered include clear, dark bronze, gold and black on curtain, footpiece, guides and hood.
Motors completely contained within the barrel can be provided for grilles up to 200 sq ft in limited usage applications. Only the manual crank override is visible outside the bracket.
Recessed pull handle is provided in a flush mounted enclosure to mechanically disconnect motor operator allowing a partial grille opening for egress.
Offered under certain conditions to provide up to 150,000 operating cycles.
Curtain Details
Extruded Aluminum Tubular Bottom Bar
Standard Straight Link Pattern
Optional
Brick Pattern
Guide Details
Tube Mount
Face Mount
Between-Jamb Mount
Mounting Details
Standard Clearance Requirements
