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Viking Windows Bi Fold patio doors are ideal for locations where there is a need for large openable areas: opened door leaves are fixed on the side(s) of the product. This way opening is completely clear.


The Viking Windows Bi Folding Door is based on the same profile system as Viking Windows inward opening timber window (therefore it does not have a conventional threshold). In addition to traditional sideways slide opening the bi fold doors tilt at the top for ventilation. ROTO hinges system enables to manufacture up to 130 kg openable sash. Profiles and technical properties are similar to tild-and-turn windows.

Bi Folding doors from Viking Windows Ireland are available both as Timber and Timber/Aluminium Cladding doors. Traditional double glazing (Ug = 1,1 W/m2K) or energy efficient triple glazing (Ug = 0,6 W/m2K) can be used.

You can select a number of finishing options RAL, NCS (paint) or Vikings (lacquer) tone catalog by customer's choice preference.

Views of Viking Windows Bi Folding Doors:

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Opened Bi Folding doors Closed Bi Folding doors


DK13 (78mm) Bi Folding doors: 

Drawings (PDF)       Drawings (DWG)


DK88 (88mm) Bi Folding doors: 

Drawings (PDF)       Drawings (DWG)


Examples of different opening designs available with Viking Windows Bi Folding Doors:


Ask for detailed information!