0203 835 2007


The complete range of trade supply UPVC windows from 6-Day Doors provides a one-supplier solution for any trade glazing professional, builders and property developers as well as homeowners wanting to buy direct and arrange their own installation.  Premium PVCu multi-chamber profiles, extensive sealing, excellent security and first-class U-Values and Window Energy Ratings, for any renovation or building project.

We make all our latest generation upvc windows with meticulous attention to detail, precision craftsmanship and with today’s popular design styles and sightlines.  We take care of all frame and sash designs, window opening types, matching residential UPVC doors and more.  All use tried and tested PVCu systems, with a solid reputation for quality and design, also complying with current Building Regulations. Every one of the UPVC windows from 6-Day Doors comes with the best product and component quality, with rigorous quality checks at every stage of manufacture and before delivery. We offer fast and reliable service for all types of aluminium doors. Choose from our range below.

  • Casement Windows: Precision-made, chamfered, ovolo, or classic, but always elegant, secure and thermally efficient. Our range of stylish and practical casement windows.
  • Flush Casement Windows: Sleek and seamless in appearance, our crafted UPVC flush casement windows deliver on appealing looks and high performance.
  • French Windows: With their innovative floating central mullion, in standard casement of flush casement designs, French windows make even the smallest windows larger.
  • Bay Windows: Made from premium-grade multi-chamber UPVC profiles, our bay windows are available as square, bow, curved or bespoke bay designs.
  • Tilt and Turn Windows: Multifunctional tilt and turn windows provide ventilation with easy cleaning.  Perfect for restricted access outside or for high-level windows.
  • Sliding Sash Windows: With an authentic appearance, our designer sliding sash windows and Vertical Sliders come in a period or modern style and perfect for sash window replacements or new openings.


6-Day Doors provides installers, construction and property professionals with today’s on-trend door brands and styles, letting you complete your property projects with fully compliant and high quality UPVC windows.

Tested to the latest security, insulation and weather performance requirements, our UPVC windows collection provides a one-supplier solution for existing properties, new extensions, new build homes, builders and property professionals.

We can help you configure the right windows for your project, whether you need to meet a particular specification, functional requirement or design.

We recognise the importance of efficiency in window and door projects.  That is why we deliver bespoke designs within just 6 days. However, our commitment goes beyond swift delivery:

  • A complete range of UPVC window types and styles.
  • Premium-grade profiles, components and glass.
  • Appealing styling and sightlines your customers want.
  • Fast turnaround on quotations

All our UPVC windows are accompanied by a full range of cills, frame add-ons, extras and ancillary profiles, giving you a one-stop-shop trade supplier.  Contact us today for prices and more information.