double glazing specialists in Exeter
Homeowners in Exeter use Pro-Fit Window Systems to collect free double glazing quotes from trusted local installers. Every company in our Devon network is FENSA-registered and independently rated.
We connect you with up to 3 FENSA-registered double glazing installers near Exeter who will each provide a free, no-obligation quote. In South West England, comparing multiple quotes saves homeowners an average of £372–£1,116.
Double Glazing prices in Exeter 2026
We've compiled current installed price ranges for double glazing in the Devon area. Actual costs depend on window size and specification — compare quotes for a precise figure.
| Window Type | From (installed) | Up to (installed) |
|---|---|---|
| Casement (single) | £326 | £651 |
| Casement (large) | £465 | £837 |
| Sash Window | £558 | £1,023 |
| Bay Window (3-panel) | £1,116 | £2,976 |
| Tilt & Turn | £372 | £698 |
* Prices are estimates for Exeter based on current market data. Your exact quote will depend on window size, specification and chosen installer.
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Get Quotes in Exeter →FAQs — Double Glazing in Exeter
What is the price of double glazing in Exeter?
Devon double glazing prices typically range from £326 for a single casement window to £2,976 for a bay window, fully installed. Exeter pricing is in line with the UK average — compare local quotes to find the best deal for your property.
How long does window installation take in Exeter?
Most installations in Exeter 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 Exeter properly certified?
Yes — we only work with FENSA-registered installers in Exeter and across Devon. FENSA certification confirms compliance with UK Building Regulations, and every installation is backed by a 10-year insurance guarantee as a result.
Is planning permission required for window replacement in Exeter?
For the majority of Exeter properties, window replacement is classed as permitted development and does not need planning permission. Exceptions apply if your home is in a Devon conservation area or is a listed building, in which case local authority consent may be required.