Self-locking, vertically stacking commercial security grille.

Features and benefits:

  • Achieves 80% visibility.
  • Can be curved if required to suit project requirements.
  • Features vertical lift operation.
  • Has a small stack zone, making the grille suitable for limited headroom applications.
  • Automatically self-locking and cannot be forced upwards.
  • A manual override is included to operate the grille in the event of a power failure. This is usually operable from one side only - consult manufacturer for details.


  • Can be used for large spans in various applications, including:
  • Securing automatic revolving doors.
  • High use commercial car parks
  • Retail premises.
  • Airports.
  • Bars and restaurants.
  • Kiosks.
  • Curved apertures.

Standard product features


Curtain: Solid steel vertical pins secured to horizontal steel profiles.

Guides and bottom rail: Heavy duty extruded aluminium guide rails with a reinforced extruded aluminium bottom rail (corner applications do not require guide rails).


Colour/ Finish (curtain):

Please note that the vertical pins cannot be powder-coated.


- Single phase electric:

A tubular motor with limit switches and thermal cut out to prevent overheating. Draws 240 V (0.5–2.5 A) dependent upon the shutter size. Provision of a 3 A fused spur is required for installation.

- Three phase electric:

The design of the model will alter for a three phase operation. Electrical requirements are dependent on usage, consult manufacturer for further details.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-28/356 Collapsible gate and grille sets

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying



HAG Ltd. - The Door Specialists


+44 (0)800 072 3444

Product reference

Stack Door


[Car park]


 - Height:
[ ______ ]
 - Span (width):
[ ______ ]


 - Design:
[Brick bond style]
 - Colour/ Finish:
[Stainless steel]
[Polyester powder-coated, RAL/ BS]
Insert requirement.


[Single phase electric]
See 'Options' for details.
[Three phase electric]
See 'Options' for details.


[Rocker switch]
[Standard security key switch]
[Special order]
On request, consult manufacturer for details.

Accessories/ Other requirements

[ ______ ]

Manufacturer details

1 Oak Lane,
Bristol, BS5 7UY
Tel +44 (0)800 072 3444
Fax +44 (0)117 965 7773
NBS Plus
NBS National BIM Library