Security Grille Doors

Operation and Clearance Requirements
 

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Special Accessories include safety bearing functioning as an inertia brake, tubular motor operator completely contained within the barrel and powder coating finishes available in a variety of colors.

Anodized Finishes offered include clear, dark bronze, gold and black on curtain, footpiece, guides and hood.

Fixed Grille Panels are 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.

Hood formed from galvanized steel or aluminum sheet metal is offered.

Cylinder Locks on footpiece are offered.

Soffit Flange Cover measuring 5 1/2" wide affixed to footpiece bottom is used conceal slot required for above ceiling installations.

Sloped Footpiece offered for special sill conditions.

Support Tubes measuring 4"x4" or 3"x3" are attached to floor and structure above to provide mounting for grille.

Heavy Duty Link Curtains are recomended for high cycle operation.

High Cycle Construction is offered to provide up to 150,000 operating cycles.

 Heavy Duty Link Curtains are offered as an upgrade for grilles in high usage applications such as parking garages. The curtain is formed of horizontal rows of 5/16" aluminum rods alternating with 1/4" galvanized steel rods covered with a 5/16" aluminum tube sleeve. Rods are spaced 1 1/2" apart and connected by vertical 3/4" aluminum links spaced 9" apart. Straight of brick patterns are available.
 

Curtain Details
Standard Straight link pattern is offered for grilles in normal usage such as shopping malls and storefronts. All aluminum curtain is formed of horizontal rows of 5/16" aluminum rods spaced 1 1/2" apart to be connected by vertical 3/4" aluminum links spaced 9" apart.
 

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Part 3 Execution
3.01 Installation
A. Aluminum grilles are to be installed by and R&S authorized representative in accordance with R&S installation instructions.

A. Manufacturer: R&S Manufacturing, model G ___
B. Mounting: Face of wall or between-jamb
C. Operation: Push-up to 14' wide and 9' high (with pull-down pole over 7' high) and chain hoist on larger sizes is standard. Awning crank, crank box or motor operation are optional.
D. Curtain: Pattern 91 ___, 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.
E. Guides: Extruded aluminum guides are bolted to structural steel wall angles. Guides are fitted with nylon pile wear strips.
F. Brackets: Steel plate brackets are bolted to wall angles to support curtain and barrel and provide mounting for hood.
G. Barrel: 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.
H. Locking: Slidebolt locks with push-up or crank operation and chain lock with chain operation.2.02 Finish
A. Aluminum curtain, footpiece and guides are mill finish. Steel brackets and wall angles receive one coat or rust inhibiting gray primer.

Part 2 Products
2.01 Materials

A. Usage: Aluminum grilles are designed to operate a minimum of 20,000 cycles.

1.02 Performance

A. Aluminum grilles excluding design, construction and preparation of openings; finish or field painting; access panels; electrical wiring, conduit, wire, fuses and disconnect switches

Specifications
Part 1 General
1.01 Summary

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Tubes Mount
(Typical Mall Installation)

Extruded aluminum
tubular bottom bar

Face of Wall Mount
(Steel, Wood Jambs)
 

Face of Wall Mount
(Masonry Jambs)

Extruded aluminum guides and
continuous steel wall angles
(or optional support tubes)

Standard Features
 

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Grille Doors
Heavy Duty
Standard Features 
Specifications 
Curtain Details
Options
Operations & Clearance Requirements