High Security Grille

The curtain is constructed of heavy duty 12mm aluminium tubing connected by tough extruded polycarbonate links. The Links are riveted to the aluminium tubing at brick pattern jigged spacings to provide strength as well as a pleasing appearance.

The bottom rail is manufactured from an extruded aluminium section 90mm in height and 20mm in width. The locking mechanism for the shutter is concealed in this rail and can be key-operated from both sides.

Locking is a two way key mortice lock mounted in the centre of the bottom rail, that slides a steel shoot bolt out into the side guides. Standard locking position allows for operation from both nside and out. Multiple doors can also be keyed alike. Multiple doors can also be keyed alike.

Side Guides are 50mm deep by 30mm wide extruded aluminium suitable for face fit or through the mouth of the guide if fitted between walls.

The standard 180 degree mullion is manufactured from an extruded aluminium section 150mm wide x 30mm; a steel shoot bolt secures the mullion into the floor. Special mullions are also available to suit a variety of degrees and applications. Special wide mullions can be manufactured to suit any angle shall be fabricated with 1.6mm aluminium sheet securely fitted to our standard side guides for angle openings where doors need to be stacked.

Brackets are manufactured from slotted 90mm x 40mm mild galvanized steel.

The drum is manufactured using a 150mm diameter tube if manual or if motorised it is a 229mm diameter tube with an internal spring designed to counterbalance the operation of the shutter.