Durafold 1000 Bi-folding Doors

Bifolding Doors

These aluminium Bi-folding doors, are our slimmest bi-folding doors yet. Designed to bring a graceful elegance to your home, they allow for over a 90% clear opening - bringing the outside in. Our Durafold 1000 Bi-folds have very slim profiles to minimise frame and maximise the glazing area. This allows for more natural light and unobstructed views of the outside world.

They come in a wide range of different finishes including our Trend colour range. These Bi-folding doors are built to last with high quality hardware to provide a bi-folding door that slides smoothly with minimum effort. The Pendulum handle range gives this bifold great appeal and the ability to have outside access, without the need for a traffic door. Bring the outside in with our Durafold 1000 Bifolding doors.

TREND COLOUR RANGE IS CURRENTLY THE SAME PRICE AS WHITE FOR THESE DOORS.

Technical Specifications

The sizes detailed below are for guidance only, maximum widths can vary depending on your chosen height and vice versa. Widths wider than 6250 can be achieved with a mechanical join. Panels can be made less than 700mm wide - please ask our technical department for advice.

Recommended Sizes
Min. Width (mm) 1400
Max. Width (mm) 6250+
Min. Height (mm) 1600
Max. Height (mm) 2400
Max. Panel Width (mm) 1000
Max. Weight (Kg) TBA
Key Profile Dimensions
Outerframe Depth (mm) 70
Sash Depth (mm) 74.5
Glazed Sealed Units (mm) 28 (4 x 20 x 4)
Projection Cill Height - Optional (mm) 25
Head Extension - Optional (mm) 20
Transom / Mullion - if Required (mm) TBA
Bifolding Door Performance
1.7
U Value
W/M²K
Pending
Air
Permeable
Pending
Water
Tightness
Pending
Wind
Resistance

These statistics apply for:
Open out doors, double-glazed units, 90% argon gas filled (4mm Planitherm total +, 3mm Planilux), 16mm or more, Swiss V warm edge spacerbar (1.2 Glass - U Value centre Pane*).

Specifying - Suitable Applications
  • Can be specified for residential / domestic applications.
  • Meets building regulations for new build. (For Oct 2010)
  • Meets building regulations for replacement and refurbishment projects. (For Oct 2010)
  • Standard threshold; suitable for use on the ground floor up to second floor. (Recommended fully weather rated threshold).
  • Low threshold options; suitable for use on the ground floor only, not recommended for properties situated by the coast or installed in exposed locations.
Technical Manuals - Downloads
Section Identification
(Technical Drawings of Profiles, Combinations & Section sight-lines)
PDF Download
(3.2 Mb)
Installation Manual
(Folding door Assembly, Fitting Instructions, Toe N’ Heel Positions)

(0.5 Mb)
Threshold Details
(Thresholds Options, Floor Levels & Drainage Paths)

(1.4 Mb)

Having problems downloading? - Click here »

Sight-lines
Head / Top (mm) 102.5
Jamb / Side (mm) 102.5
Meeting Stiles (mm) 132
Bottom - With Std. Threshold (mm) 102.5
Bottom - 20mm Low Threshold (mm) 90.5
Bottom - 15mm Low Threshold (mm) 85.5


Please Note:
The details for the bottom sight-lines and step height are the optimum / best case scenario for open out doors that have been sunk / dropped into the floor.

AutoCAD Drawings - Downloads

Technical drawings can be provided in DWG or DXF format, please contact us.

Opening Styles

Doors show 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
No of Door Panels 2 3 4 5 6 7 8+
Min Width 1400 2100 2800 3500 4200 4900 Please
Max Width 2000 3000 4000 5000 6000 7000 Ask

Please remember all sizes are for guidance only and are subject to location of the fitted product. Please contact us for more information.

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Contact Information

  • T: 01268 681612 (Office)
  • T: 01268 695100 (Showrooms)

  • F: 01268 510058 (office)
  • E: sales@duration.co.uk
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