Established in 1979, Astraseal is one of the UK’s largest PVC-u and aluminium window, door and conservatory manufacturers UK. We operate under three brands – Astraseal Trade; Astraseal Commercial and Windor – each serving a different client base.

ATT Fabrications is a leading provider of high-quality doors, windows, and conservatories. With a focus on delivering exceptional customer service and products, the company offers a range of options to suit your needs, including uPVC doors, aluminium doors, and Rosewood French doors.

Our company continues its growth with a capacity of 150.000 m² / year Insulation Glass at a 3000 m² factory and continues its growth by investing in new technology and capacity increase every year.

We proudly boast the most environmentally friendly, thermally efficient and only lead free window profile on the market today, suppling A+ Rated Windows as standard.

Betts Glass & Glazing are a glazing and UPVC specialist based in Leicester serving both the domestic and commercial sector. We offer a range of glazing services from emergency boarding up and window replacement to a full installation of UPVC windows across the home.

BOAVISTA is a brand of fibreglass windows with a strong set of core values: EFFICIENCY + RESISTANCE + DURABILITY We at BOAVISTA aim to create a positive impact in society and in our daily lives through our active support of sustainability and efficiency.

Double glazing units and triple glazing suppliers and installers. Professional fitters of uPVC windows and doors products including related accessories.

Britplas is a leading commercial glazing specialist with a product portfolio that includes windows, curtain walling, door systems and security fencing.

We do High quality glass tempering, Insulating double glaze glass, Frit Glass, Laminate Glass & customise Aluminium & UPVC windows.

Bryant and Cairns are Edinburgh, Scotlands leading installer of double glazed products. Our services include installation of Double Glazing Windows, Doors, Conservatories, Orangeries, Solid Roof Extensions, Sunrooms as well as conservatory refurbishment and roof replacement service.

Burano Doors has been providing Ontario’s homeowners with quality residential doors and windows that add curb appeal. We offer a wide variety of styles, colours and of course, custom options at prices homeowners can afford.

The #1 Software Supplier to the uPVC Window & Door Industry for over 40 years.

If you are looking for a window that is well-designed in proportion, simple in design and efficient yet beautiful, then look no further than a Bygone Collection. We are one of the UK's top sash window makers offer you best services at budget friendly services.

We've been fitting quality windows, doors and conservatories in Gloucester, Stroud District, Forest of Dean, The Cotswolds, Cheltenham, Tewkesbury, Winchcombe and surrounding areas for over 27 years.

Caledonia Windows and Doors supply and manufacture bespoke UPVC windows and doors in Cumbernauld. If you are looking for reliable, affordable windows and doors, Caledonia can supply and install a complete range of windows and doors, including UPVC windows and composite doors.