Upvc Double Glazed Windows

Quality selection & installation of UPVC Casement Windows in Sussex

Sussex Window Works supplies and installs uPVC double glazed windows in Brighton and across Sussex. Our windows are designed to improve insulation, reduce energy loss and enhance the appearance of your home.

Black or white uPVC double glazed windows are a great way to improve both the appearance and performance of your home. Modern double glazing increases energy efficiency, reduces outside noise and improves security while allowing you to choose a frame colour that suits the style of your property.

Many homeowners also choose tilt and turn windows, sash windows or aluminium windows depending on the style of their property.

Our team is capable of working with styles from all eras, including but not limited to Victorian, Edwardian, Georgian, and modern. We fully understand the intricacies involved in listed and conservation buildings. Thus helping to restore them to their full former glory through quality casement windows (UPVC).

Our variety of designs are ideal for a wide range of commercial and residential projects. We also cater easily to all tastes and budgets. Our UPVC casement windows are highly durable, improve the energy efficiency of your property, and uplift aesthetics in several ways.

UPVC casement windows – Different glazing options

If your existing windows are old, draughty or difficult to open, replacing them with modern uPVC double glazed windows can dramatically improve comfort and energy efficiency. Sussex Window Works supplies and installs replacement double glazed windows in Brighton, helping homeowners reduce heat loss, lower energy bills and improve the appearance of their property. Our team will measure your openings carefully and recommend the best window style to suit your home.

Sussex Window Works installs uPVC windows across BrightonHove, Portslade, Shoreham-by-SeaLewesHaywards Heath,  Burgess Hill and Peacehaven, providing high quality aluminium door installations for homes and businesses across Sussex.

Energy Efficient Double Glazed Windows in Brighton

Modern uPVC double glazed windows are designed to improve insulation and reduce heat loss, helping homeowners in Brighton keep their homes warmer and more energy efficient.

How much do double glazed windows cost in Brighton?

The cost of double glazed windows in Brighton typically ranges from £450 to £1,600 per window installed, depending on the window size, frame material and glazing specification. uPVC windows are usually the most affordable option, while aluminium windows tend to cost more due to their slimmer frames and modern appearance.


How long do uPVC double glazed windows last?

High-quality uPVC double glazed windows can last 20–30 years or more when properly installed and maintained. They are designed to resist weathering, require very little maintenance and provide long-term energy efficiency.


Do double glazed windows improve energy efficiency?

Yes. Double glazed windows are designed to reduce heat loss and improve insulation, helping to keep your home warmer in winter and cooler in summer. This can reduce energy usage and improve overall comfort in your home.


Are uPVC windows better than aluminium windows?

Both options have advantages. uPVC windows are generally more affordable and energy efficient, while aluminium windows offer slimmer frames and a more contemporary appearance. The best choice depends on your budget and the style of your property.


Do you offer free quotes for windows in Brighton?

Yes. Sussex Window Works offers free home surveys and quotations across Brighton and Sussex. Our team will measure your windows and provide a clear, no-obligation price.

Sussex Windows and Doors As leading UPVC windows and doors suppliers, we can supply everything from bespoke glazed windows and double glazed windows to bifold doors