double glazing specialists in Dover
Homeowners in Dover use Pro-Fit Window Systems to collect free double glazing quotes from trusted local installers. Every company in our Kent network is FENSA-registered and independently rated.
Whether you're replacing a single window or upgrading your entire home, we match you with up to 3 trusted local specialists — so you can compare prices and choose the best deal. The average homeowner in South East England saves £368–£1,104 by comparing quotes rather than accepting the first offer.
Double Glazing prices in Dover 2026
The table below shows typical installed prices for double glazing in Dover and the Kent area. Prices vary by specification — get an exact quote using our free tool.
| Window Type | From (installed) | Up to (installed) |
|---|---|---|
| Casement (single) | £322 | £644 |
| Casement (large) | £460 | £828 |
| Sash Window | £552 | £1,012 |
| Bay Window (3-panel) | £1,104 | £2,944 |
| Tilt & Turn | £368 | £690 |
* Prices are estimates for Dover based on current market data. Your exact quote will depend on window size, specification and chosen installer.
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Get Quotes in Dover →FAQs — Double Glazing in Dover
What is the price of double glazing in Dover?
Kent double glazing prices typically range from £322 for a single casement window to £2,944 for a bay window, fully installed. Dover 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 Dover?
Most installations in Dover 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 your Dover window installers FENSA registered?
Yes. Every installer in our Dover network is FENSA registered, which means they are certified to install replacement windows in compliance with UK Building Regulations. FENSA registration also provides a 10-year insurance-backed guarantee on all installations.
Do I need planning permission for new windows in Dover?
For the majority of Dover properties, window replacement is classed as permitted development and does not need planning permission. Exceptions apply if your home is in a Kent conservation area or is a listed building, in which case local authority consent may be required.