window replacement specialists in Bath
If you're looking for window replacement in Bath, you're in the right place. Pro-Fit Window Systems connects homeowners across Somerset with FENSA-registered window replacement installers who offer free, no-obligation quotes.
From a single window replacement to a full property upgrade, our network of Somerset specialists will compete for your job. Homeowners in South West England who compare quotes typically save £420–£1,260 against the first price they're offered.
Window Replacement prices in Bath 2026
Here's a guide to what you can expect to pay for window replacement in Bath. All prices are installed costs — use our free tool to get your exact local quote.
| Window Type | From (installed) | Up to (installed) |
|---|---|---|
| Casement (single) | £368 | £735 |
| Casement (large) | £525 | £945 |
| Sash Window | £630 | £1,155 |
| Bay Window (3-panel) | £1,260 | £3,360 |
| Tilt & Turn | £420 | £788 |
* Prices are estimates for Bath based on current market data. Your exact quote will depend on window size, specification and chosen installer.
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Get Quotes in Bath →FAQs — Window Replacement in Bath
Window Replacement prices in Bath — what should I budget?
Installed window replacement costs in Bath start from around £368 per window and can reach £3,360 for larger bay units. Somerset prices are in line with the national average. Getting multiple quotes through our free service is the most reliable way to establish an exact budget.
How many days will my window replacement installation take?
The time required depends on how many windows are being installed. In Bath, a single window can be replaced in 2–4 hours, while a whole-house installation typically takes 2–3 days. Your installer will confirm the schedule during their free property survey.
How do I know your Bath installers are trustworthy?
Yes — we only work with FENSA-registered installers in Bath and across Somerset. FENSA certification confirms compliance with UK Building Regulations, and every installation is backed by a 10-year insurance guarantee as a result.
Can I replace my windows in Bath without planning consent?
Most standard window replacements in Bath are covered by permitted development rights and require no planning application. If your property is listed or sits within a conservation area in Somerset, additional consent from the local council may be needed — your installer can guide you through this.