SupportGlossary of Terms

Side of the curtain that the barrel assembly and bracket plates protrude.

The wiring of a key switch or button activating the electric operator to the open or close cycle only when the key switch or push button control is depressed. The electric motor will stop if pressure is released.

Located inside the barrel and consists of the torsion spring, spring plugs and tension shaft.

A grille/closure that is in a location that is not a walk through opening.

Allows for 1″ (25mm) depth of engagement of the Lock Rod. Constructed of stainless steel, overall dimensions are 1″ x 5/8″ (51mm x 16mm).

A Mini Roll-Up term. Refers to the coil side and bottom of hood.

A mechanical operator using an awning or wall mounted gearbox with removable handle.

Cabinet tambour shutter.

Side Folding: the completed assembly of side folding panels that make up the side folding closure or grille.
Rolling Grille: rods and links of aluminum assembled in grille pattern of choice with attached bottom bar.
Rolling Closure: slats of aluminum assembled with end locks making a door or shutter with attached bottom bar.

Track bent to form 10-inch (254mm) radii of 90, 120, 135 and 150-degree angles. Radii for 90-degree curves for some models are also available in 14″ (356mm) radius. Special curves and radii are available.

Keyed mechanism operating a locking device located on the bottom bar.

Fixed to one end of the barrel and requiring a gear/sprocket engaging by chain an electric motor, crank or chain hoist to lift grille/closure.

Two EZ or GC built pockets side by side allowing for curtains to stack from the same side covering large expanses.

Face of wall mounted guide on an angle that faces the opening, usually used on steel jambs.

Prevents motorized operation when bottom bar is locked.

Mounted to the underside of the bottom bar, this highly sensitive, electrically actuated device will stop and reverse upon hitting an obstruction.

This is not a pass door. Use is for emergencies only. This 3’0 x 7’0 (900mm x 2020mm) door is built within the curtain. Egress hardware can be thumb turn, latch or paddle device with restrictions to placement on curtain. See your local codes for acceptability.

Used when the electric motor fails to operate. This is a mechanical means of operating a grille/closure after engaging the emergency disconnect on the electric operator.

A pull handle that is flush mounted into a wall adjacent to a motorized grille. A simple cable system releases the motor from the drive shaft. The grille is “over sprung” so when the motor is released the grille lifts off the ground for emergency egress. Meets ADA requirements.

A Mini Roll-Up term. The shutter’s term for a rolling bracket plate.

A Mini Roll-Up term. The studs hold the axle in place from end cap to end cap.

Fixed on both ends of every other slat to prevent curtain slats from shifting laterally.

Refers to the side of the curtain that is on the Public side.

Refers to the EZ Grille, EZ Vent and EZ Guard.

Rod/link open-air side folding curtain installed in a 6-inch steel frame pocket with pocket door with magnetic catch.

Solid aluminum panel side folding curtain installed in a 6-inch steel frame pocket with polymer pocket door with magnetic catch.

Aluminum perforated panel side folding curtain installed in a 6-inch steel frame pocket with polymer pocket door with magnetic catch.

Door mounting condition where guides mount directly to the wall, and side clearance is allowed for tension wheel and drive mechanism.

Frequently asked questions.

Optional sheet metal cover used when no header is in place and the standard hood leaves exposed the back of the coil.