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Alumina Bi-Fold Doors


Our Alumina Bi-Fold Doors are ideal for commercial or heavy duty applications, Alumina sliding bi-fold doors offer added strength and security. Spanning up to 7 panes wide, Alumina bi-folding doors can be supplied with almost any powder coated RAL finish, or foiled with a realistic factory fitted woodgrain foil. A true aluminium bi-fold system, Alumina doors are available with 28mm double or 36/40mm triple glazing, offering U-values as low as 1.3W/m2K.



 

Why choose Alumina bi-fold doors?


Door Specification

With sash sizes from 0.6m to 1.2m and up to 2.5m high, Alumina bi-folding doors are ideal for heavy duty or commercial applications, Built with Liniar's ModLok technology and thermal patented polyamide lock, Alumina bi-folding doors can achieve a U-value as low as 1.3W/m2K. Alumina bi-folds can also be fully foiled to perfectly match the Liniar range of windows and doors, or powder coated in any RAL colour of your choice. Even better - by matching windows and doors this offers a single point of guarantee for the homeowner.

Colour Options


Alumina bi-folding doors are supplied as standard in plain white, black or grey powder coated finishes. Your fully aluminium doors can also be personalised by choosing almost any RAL colour. Alumina can also be ordered with a wide range of different colour precision fitted foils, ensuring a perfect match to Liniar PVCu windows.


Threshold Options

All Alumina doors are available with a choice of five threshold options - including the rebated aluminium frame to the 23.5m high low threshold and the Part M compliant threshold with tray. A full size Alumina door has also been weather tested with a thermally broken threshold, achieving incredible results - beating the minimum requirements for both air and water tightness by more than double the most severe pressures within BS 6375.

Additional Information

Alumina is brought to you by the same team of experts as the innovative, energy efficient, PVCu Liniar window system. The Liniar design team has now developed three bi-folding door systems from scratch, giving consumers the ultimate in choice and flexibility when it comes to selecting the best bi-fold to fabricate, to install and to use every day.


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