21st Century Aluminium supply a range of industry-leading aluminium bifolds, sliding doors, and windows. They are all high-security and high-performance and are have hard wearing finishes. With a wide range of designs, aluminium external doors can transform the look your home while also providing a very high level of security. We supply and install bifolds, sliding patio doors, Atlas roofs, flush windows and more across Cheshire, South Manchester, The Wirral, and across the UK.

 

Our Aluminium doors include secure residential front doors, back kitchen doors, French doors, sliding patio doors and the very latest energy efficient aluminium bi-folding and sliding doors. They are all designed to perfectly complement our aluminium window systems. Aluminium lantern roofs and rooflights are ideal finishing touches to your extension, conservatory orangery. For more information on our products, please use the menu at the top of the page or click on the images below:

Smart Bifolding Doors

Smart Bifolding Doors

We supply Smart Systems Visofold 1000 for residential projects and Visofold 4000 for commercial use.

NEW! Flush Look Windows

NEW! Flush Look Windows

Our 70mm Flush Look aluminium window with concealed night ventilation for an enhanced appearance.

Sliding Patio Doors

Sliding Patio Doors

With slim sightlines and strong construction, achieves larger glazed spans than other systems.

Designer Entrance Doors

Designer Entrance Doors

As the focal point of any building - make a statement with architectural looks that are secure and functional.

Aluminium Roof Lanterns

Aluminium Roof Lanterns

Our versatile full aluminium systems mean less roof and more sky, bringing even more light into your room.

Flat Rooflights

Flat Rooflights

Large glass flat rooflights for extensions - maximum light ingress and a low profile when viewed from outside.