How To Get A Quote

Quotation requests are required in writing and prices cannnot be provided over the phone. Trade Prices require a company letter head or purchase order.

What Information Do We Require?

In order to process your quotation request and provide you with an accurate price, we require the following information (click here to see an example of the information we need):

  • The product you wish for us to quote. (i.e. aluminium windows)
  • The system you wish for us to quote. (i.e. Premium Plus Windows)
  • The product details, including; sizes, colours, glass, styles and designs for each item.
  • Any additional information, requirements or specialist instructions. (For example... I require; direct fix outerframes, internally glazed sashes, trickle vents, a 150mm projection cill etc.).

Please note: All of our products are bespoke and made-to-measure, to your exact specifications.

For more help and advice on specifying or pricing our products please call us on (01268) 681612.

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Emperor Bifold Technical

The specifications detailed below are for guidance only. If you have any queries please ask - for example if the sizes you require are less than the minimum or exceed our maximum recommended sizes.

Recommended Sizes
Min. Width 1400 mm
Max. Width 7200 mm
Min. Height 1600 mm ¹
Max. Height 2500 mm
Max. Panel Width 1200 mm
Max. Panel Weight 70 Kg

¹ If the door style includes a traffic door the minimum height will be higher (1755mm) as the traffic door hinge is a pre-extruded part. Please ask for more information.

Technical Downloads
(Technical drawings of profiles, combinations & section sight-lines)
1.2 Mb
(Folding door Assembly, Fitting Instructions, Toe N' Heel Positions)
1.0 Mb
This guide outlines threshold options, floor levels and drainage.
0.4 Mb
Head (Section A) 120 mm
Extended Head¹ (A) 162 mm
Hinge Jambs (B) 120 mm
Locking Jamb (C) 123 mm
Meeting Stiles (D) 135 mm
Standard Threshold (E) 120 mm
Standard Threshold & Cill² (E) 145 mm
Low Threshold (E) 85 mm

¹ If trickle vents are required they are inserted into a 42mm head extension.
² An optional 25mm projection cill, can be added to protect the brick work under the doors.

Frame Depth 76 mm
Frame Height 66 mm
Door Performance
U Value
600 Pa
600 Pa
2000 Pa

These statistics apply for:
Open out doors, 28mm double-glazed sealed units, 90% argon gas filled, Planitherm ONE with warm edge spacerbars (1.1 W/m²K - glass centre pane U Value*).

Specifying - Suitable Applications
  • Suitable for use in domestic / residential applications only.
  • Meets Doc. L building regulations for new build. (Oct. 2010)
  • Meets Doc. L building regulations for replacement and refurbishment projects. (Oct. 2010)
  • Security tested to PAS24; compliant with Doc. Q for new dwellings. (Oct. 2015) - Find Out More »
  • Standard fully weather rated threshold; suitable use on doors up to 2400mm tall on the ground floor, or 2200mm on the first floor.
  • Low weather rated threshold; suitable for use in ground floor or sheltered first floor locations.
Opening Styles

Please Note:
Doors shown are all viewed from the outside, all doors can be made to open in or out. (there is no cost implication to choosing open in or open out doors)

available opening styles for up to a 7 panel bi-fold

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