window replacement specialists in Brighton
Finding reliable window replacement installers in Brighton just got easier. Pro-Fit Window Systems works with a vetted network of FENSA-registered specialists across East Sussex who compete for your business — at no cost to you.
We connect you with up to 3 FENSA-registered window replacement installers near Brighton who will each provide a free, no-obligation quote. In South East England, comparing multiple quotes saves homeowners an average of £440–£1,320.
Window Replacement prices in Brighton 2026
The table below shows typical installed prices for window replacement in Brighton and the East Sussex area. Prices vary by specification — get an exact quote using our free tool.
| Window Type | From (installed) | Up to (installed) |
|---|---|---|
| Casement (single) | £385 | £770 |
| Casement (large) | £550 | £990 |
| Sash Window | £660 | £1,210 |
| Bay Window (3-panel) | £1,320 | £3,520 |
| Tilt & Turn | £440 | £825 |
* Prices are estimates for Brighton based on current market data. Your exact quote will depend on window size, specification and chosen installer.
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Get Quotes in Brighton →FAQs — Window Replacement in Brighton
What is the price of window replacement in Brighton?
East Sussex window replacement prices typically range from £385 for a single casement window to £3,520 for a bay window, fully installed. Brighton pricing is slightly above the UK average — compare local quotes to find the best deal for your property.
How many days will my window replacement installation take?
Most installations in Brighton take 1–3 days, depending on the number of windows. A single window replacement typically takes 2–4 hours. Installers will usually survey the property first and give you an exact timeframe during the quote process.
Are the window fitters in Brighton properly certified?
Yes — we only work with FENSA-registered installers in Brighton and across East Sussex. FENSA certification confirms compliance with UK Building Regulations, and every installation is backed by a 10-year insurance guarantee as a result.
Do I need planning permission for new windows in Brighton?
For the majority of Brighton properties, window replacement is classed as permitted development and does not need planning permission. Exceptions apply if your home is in a East Sussex conservation area or is a listed building, in which case local authority consent may be required.