Home > Companies > HAG Ltd. - The Door Specialists > Industrial Door Bi folding Q Door

A range of bi-folding panel doors, designed for mainly industrial applications.

The door panel is made up of a robust, steel reinforced stretch-frame, holding pressure cast polyurethane foam between outer coatings.

The reinforced stretch-frame is 5 mm thick steel with anchor profiles reinforcing locks, hinges and mountings.

Four different corner sealing joints placed around the door. The rubber sealing system provides insulation and tightness tested values according to European Standards.

Related literature

The following content references this product:

Standard product features


Bi-folding panel doors.

Door leaf:

Steel reinforced stretch-frame, with pressure cast polyurethane foam between outer skins.



Sealing system:

1.5 m³/m²/h to 150 Pa.


Other requirements:

  • Personnel entry doors.
  • Window grilles.
  • Door stops.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-28/368 Sliding folding shutter doorsets
45-25-28/366 Sliding door and partition sets

NBS Specification

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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

Roller Shutter Industrial Door Q Door

Outer skins

Hot dip galvanized steel with powder coat finish - Insert colour requirements.




3 phase with push button control unit and edge sensors, closing time 8 seconds.

Other requirements

[Personnel doors]
[Personnel entry doors]

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