Capital Windows specialise in the fabrication and supply of high quality direct-fix aluminium window and door systems to the UK Trade.

Produced in our modern 10,000sq.ft. factory in Uxbridge, Middlesex, and built to last in robust aluminium, all our window and door products are available in a choice of colours, finishes and are designed with security in mind.

As an established supplier and commercial contractor, Capital Windows is the choice of many professionals and businesses for high quality secure direct-fix aluminium window and door products.

Since 1979, Capital Windows have continuously supplied double glazing and replacement window companies across the UK, with the finest quality window and door systems. All aluminium windows, doors and conservatories are manufactured to specification with the latest security features. Importantly, all products are Part L compliant and competitvely priced.

Choose Capital Windows as the manufacturing foundation for your Business. Call our Trade Sales Team today on 01895 271061

High security Entrance Doors, Patio Doors and French Doors are available in a wide choice of finishes and colours. These aluminium doors utilize the latest security features and can offer your customers peace of mind.

All aluminium doors manufactured to specification.

Capital Windows manu-facture the high quality Monoframe and Dualframe window and door systems encompassing the 55mm & 75mm Casement windows and more.

All aluminium windows manufactured to specification.

Thermally broken folding door system is designed to allow maximum thoroughfare through an opening.

Mostly used in hotels & restaurants, stores and private houses, in order to open a complete wall to create a larger space in the summer.

The 'Monoframe Facade Glazing System' system has been installed by Capital Windows and proven on many commercial applications across the UK. Whatever the project, Capital Windows has the expertise and experience, to help any specifier achieve their desired objective.

Capital Windows offers a Residential 'Supply and Fit' service for domestic customers who require either aluminium or PVCu products. Our Trade Sales Team await your enquiry and will be pleased to assist you. Get in touch for a no-obligation chat today.

Our aluminium non-fabricated conservatories are the most comprehensive and versatile available. Whether you require a commercial or residential conservatory, Capital Windows can offer a wide range of durable and attractive conservatories.