Derby
French Windows cost in Derby
French windows (outward-opening paired casements to floor level) cost around 50–70% more than a standard casement due to the larger glass area and threshold detail.
| Material | Glazing | Estimated price range |
|---|---|---|
| uPVC | Double | £800 – £2,000 |
| uPVC | Triple | £1,200 – £2,800 |
| Aluminium | Double | £1,450 – £3,500 |
| Timber | Double | £1,900 – £5,600 |
Prices are estimates derived from verified Derby casement baseline data (source: Checkatrade (Apr 2025) + HomeOwners Alliance) with a french windows-specific multiplier applied. Fully-fitted supply and install including disposal and FENSA/Certass certification.
Other window types in Derby
Casement
Casement prices in Derby.
Sash
Sash prices in Derby.
Tilt & Turn
Tilt & Turn prices in Derby.
Bay
Bay prices in Derby.
Roof
Roof prices in Derby.
Secondary
Secondary prices in Derby.