Residential doors – create the perfect entrance.

The true aluminium make-up of Alumina is perfect when fabricated as a stand-alone residential door, complimenting the style of the Liniar PVCu flush sash system.

Ideal for commercial or heavy duty applications, Alumina offers added strength and security.

As with all Alumina products, residential doors can be supplied with almost any powder coated RAL finish, or foiled with one of Liniar’s realistic factory fitted woodgrain foils.

Residential doors are available with 28mm double or 36/40mm triple glazing, offering U-values as low as 1.3W/m²K.

Why choose Alumina Residential doors?

With sash sizes from 0.6m to 1.2m and upto 2.5m high, Alumina Residential doors are ideal for high traffic entrances or commercial applications,

Built with Liniar’s ModLok™ technology and thermal patented polyamide lock, Alumina residential doors can achieve a U-value as low as 1.3W/m²K.

Fully foiled to perfectly match the Liniar range of windows and doors, or powder coated in any RAL colour of your choice and even better – a single point of guarantee for the homeowner.

Colour options

Alumina Residential doors are supplied as standard in plain white, black or grey powder coated finishes – doors can also be personalised by choosing 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.

Click here to see the full colour range.


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.

Click here to view all threshold options.


Perfectly matched

Choose Liniar Flush Sash PVCu windows for a seamless match between your windows, flush door and aluminium bi-fold.


Fully guaranteed

Homeowners can register their Alumina Flush door online to take advantage of our guarantee.


Sash size

Ideal for commercial and self-builders, the sash in an Alumina flush door can span as large as 1.2m wide and 2.5m high.


PVCu accessories and add ons

Choosing a foiled finish means installers can benefit from utilising the full range of Liniar PVCu beads and add ons.


Glazing options

Choose from 28mm double glazing or 36mm or 40mm triple glazed options.


Combined thermal lock

Suitable for high traffic entrances or commercial applications, the Alumina flush door is built with Liniars ModLok™ technology.