A Door Designed With You in Mind TM
KRGS Doors Product Category : Roller Grilles

Roller Grilles

High Security Grille

High Security Grille

The KRGS High Security Grille allows maximum airflow, visibility in a pleasing brick pattern. Designed from 12mm aluminium tube and tough extruded nylon links to provide a high level of security

Suitable applications include shopping centres, shop fronts, club and hotel bars, counter tops, kiosks,  arcades, serveries, sporting clubs and stadiums, airports, fire reel cupboards, schools, doorways and carparks.

The KRGS High Security Grille can be supplied in a vast arrange of sizes and colour finishes to suit all decors.



• Ideal for shopping centres, shop fronts, club and hotel bars, counter tops, kiosks, arcades, serveries, sporting clubs and stadiums, airports, schools and doorways. 
• Suitable for openings up to up to 3600mm x 3000 (manual) and 6000mm x 4000mm (motorised)


Architectural Specification

Supply and install High Security Grille manufactured by KRGS Roller Grilles and Shutters 1800 897 822.



KRGS High Security Grille offers security, while allowing maximum airflow and visibility.



Manual operation, push-up and pull-down with supplied pull  stick. Shutters can be electrically motorised with key switch. Optional Battery Backup System available.


Clear anodised is the standard, whilst Dulux powder coat range is available as an optional extra.


Available in clear finish to suit and compliment most decor.


A 12 month warranty against defective materials and workmanship applies.

Note: KRGS has a continuous program of development sizes or configuration of product may change at any time. For the latest in design and specification please consult with KRGS by calling us.
View / Download technical specification sheets to assist in decision-making and installation


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.


Bottom Rail

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

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.



Are you not sure which door is the best application for your project? KRGS’ White Paper will be able to assist in guiding you as to what door is best to meet your needs. A door design with you in mind, there is a KRGS product option to suit most of your requirements.

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