12mm Security Grille

Opening sizes:
5000mm wide x 4000mm High

Features
 Economical, lightweight and sturdy aluminium grilles ideal for small to medium openings, offering maximum airflow and visibility without sacrificing strength and security.

Operation
 All doors are counterbalances per manual operation and motorisation is optional. There is a wide range of control methods available with motorised doors which can be discussed when determining your requirements.

Finish
 Available in standard clear anodised finish (matt natural), but can be powder coated as an option.

Side Guide – 50mm x 30mm extruded aluminium aluminium section with specifically shaped retainer to enable us of optional nylon buffer
Locking – is centrally mounted two way Mortice Key Lock mounted within mid rail at approximately 900mm above floor level. Alternatively the locking can be placed within the Bottom Rail section

Bottom Rail – 29mm x 48mm specially extruded snap on section to prevent door from rising through the bulkhead, yet enable ease installation where recessed guides are used.

Brackets – Manufactured from 90mm x 40mm slotted angles

Roller Drum – Manufactured from 150mm or 230mm spiral ducted tube attached to ball bearing drum wheels rotating on a 34mm steel shaft. The shaft shall be fitted with helical springs designed to counterbalance the curtain weight throughout its operation. The drum shall be designed to give minimum deflection over the span.

Mullions – Specially designed 130mm x30mm one piece extrusion for straight openings and two piece sections that can be set to any angle and shall be used for wide openings and multiple door installations.

Mullions shall be lift out type with shoot bolts to base. Special wide mullions fabricated from aluminium sheet shall be used when two doors meet at an acute angle and no headroom exists for different mounting heights of doors (stacking).