Revolutionary reversible aluminium windows

Reversible aluminium windows from CDW Systems are an increasingly popular choice for use in multi-storey buildings. Their 180° opening arc provides safe cleaning access from inside, eradicating the dangers involved with exterior cleaning access.

Reversible windows have an effortless operation which will provide a smooth opening performance time after time. They feature an anti-slam function, are thermally broken, and are available in a wide range of framing, bead, and mullion/transom variations.

Sapa: Technal aluminium reversible windows provide innovation and reliability for all installations. They can be bespoke designed to meet your exact requirements and provide the best in style and functionality.

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CDW Systems Limited manufacture and supply high quality aluminium window, door, and curtain wall products for trade installers across the UK. We manufacture a range of unglazed products to suit most applications using profiles from some of the most respected aluminium systems companies in the UK. As well as traditional domestic applications, our products have been installed in a variety of commercial applications including the Education, Healthcare, Retail, and MOD sectors.

CDW Systems offer a flexible approach to trade supply. From small-scale projects for a single window or door, to full commercial contracts.


Frame Depth 75mm
Appearance Square frame profiles with flat internally beaded vent.
Locking Espagnolette locking.
Glazing 24mm - 50mm glazing options.
Window Energy Rating A - C
Certification Espagnolette locking independently tested through BSi to BS4873 Pas 24.


Dualframe Si Reversible Profile

Sapa: Technal profiles are perfect for creating high performing reversible windows. Built in safety restrictors make Sapa: Technal reversible windows the safest choice for installation in buildings with multiple floors.

Reversible windows use a profile system which is internally beaded and can accommodate a window thickness of up to 50mm. With a Window Energy Rating of 'A+', they will significantly improve the energy efficiency of any building.



Sapa: Technal Dualframe SI top swing reversible windows

Sapa: Technal Dualframe Si top swing reversible windows are the perfect solution for residential, commercial and social housing projects where easy cleaning access is required.

Windows rotate 180° projection to the exterior face of the building to avoid the opening sash clashing with any internal blinds or fixtures.

Vents are hung on top over swing hinges with internal restrictors that engage at initial opening and again in the fully reversed positions.

Enquire about our Sapa: Technal reversible windows

Discuss your project Request a quote Call us on 01452 414 853 Contact us