Onyx Bespoke Doors and Windows London


Onyx DW has been creating tailor-made Aluminium Bi-folding doors, all over North London and the broader regions of London for several years, always using the highest of quality products such as Aluk, Schuco, Unifold and various slimline designs.

We offer a variety of designs and ideas to support your needs in fitting with your home; all our products are tailored to your specific desires, offering a range of glazing options- soundproofing, acoustic glass, antitheft, safety glass to mention a few. We also offer many colour options – our bespoke doors can be professionally colour sprayed, chosen from our vast colour palette – choose to have a different shade to complement your interior décor internally.

Our Aluminium bi-fold doors are beyond compare; we bespoke our designs to fit even the most off the line premises and need. Therefore we offer various sizes and above average door heights! 

At Onyx DW we specialise in the creation of the ever-popular garden Bi-folding door. Why not open up your home and bring the outdoors nearer, our beautiful Aluminium range of Bi-fold doors, will enhance both your home and life. Ideal for parties and barbecues, maximising the use of both indoors and outdoors.

We pride ourselves on our four main profiles, venturing from an economical option to a complete streamline, frameless elite option- an opportunity for all budgets! Even when closed the high-quality glazing incorporated within the fixture still gives you the feel of the outdoors, indoors.

At Onyx DW we pride ourselves on working with clients to devise a beneficial solution to a need, rather than embed an off the shelf product into an exclusive design requirement. Our knowledge allows us to cater to your specific design requirements, to develop it into a credible, well-suited and visually-compelling product.

Regardless of the size and intricacy of your development, we will ensure our timber windows provide a perfect fit, finish and specification and are delivered on budget within project timescales. To ensure this, we can be flexible in how we work with you, including:

  • Supply only;
  • Supply and installation;
  • Full project management encompassing initial measurement, design, manufacture and fit;
  • Provision of services including product performance consultation, product testing and bespoke designs

Contact a member of the team here to book your complimentary quotation.


"Fantastic service from Onyx company. Very competitive price and excellent quality windows and workmanship. Your fitters were extremely polite and carried out the work to a very high standard and as always cleaned everything up as if they were never there. We have now completed the transformation of our house with all windows and doors. We would certainly recommend using you to all of our family and friends. "

John Macintosh, Company Name

Onyx Bespoke Doors and Windows London