Double glazing & home improvement costs in South-East London
Last reviewed: July 2026 · SE postcode area · Prices are fitted (supply + installation), incl. VAT
We match new and replacement windows, external doors enquiries across the SE postcode area — Greenwich, Lewisham, Woolwich, Eltham, Dulwich, Peckham, Blackheath, Catford and the surrounding villages. South-east London mixes Victorian terraces, conservation areas and flats — access, parking and permissions shape quotes as much as the windows themselves, on top of London labour rates.
Window prices in South-East London (per window, fitted)
| Frame material | Price per window | Notes |
|---|---|---|
| uPVC casement | £525 – £875 | Best value; the UK default |
| Aluminium | £775 – £1,300 | Slim frames, modern look |
| Timber | £1,000 – £1,775 | Period homes & conservation areas |
Whole-house jobs come in cheaper per window — see how counts, property type and materials move the price in our full window cost guide, or get a range for your exact home with the instant estimate tool.
External door prices in South-East London (fitted)
| Door type | Fitted price |
|---|---|
| uPVC front or back door | £950 – £1,650 |
| Composite front door | £1,050 – £2,350 |
| French doors | £1,425 – £2,825 |
| Sliding patio doors | £1,650 – £3,300 |
Full breakdown by material and style in the door cost guide, or price your door with the estimate tool.
Towns we cover in the SE postcode area
Greenwich · Lewisham · Woolwich · Eltham · Dulwich · Peckham · Blackheath · Catford — plus the villages and rural districts on SE postcodes between them. Coverage is by postcode, so if your outcode starts with SE, the estimate tool will price your job and match you with companies that install there.
How it works
- Instant estimate first — answer a few questions and see a realistic fitted price range for your home, no contact details needed.
- Quotes only if you ask — with your consent we share your enquiry with up to 4 FENSA/CERTASS-registered installation companies and vetted networks covering South-East London.
- No obligation — compare quotes against the bands above and walk away if none stack up. See how we make money.
Frequently asked questions
How much does double glazing cost in South-East London?
A standard uPVC casement window costs around £525–£875 fitted in the SE postcode area, aluminium £775–£1,300 and timber £1,000–£1,775 per window. Multi-window installs come in cheaper per window because survey, scaffold and labour are shared across the job.
Do you cover Greenwich and Lewisham?
Yes — the installer networks we work with actively cover the whole SE postcode area, including Greenwich, Lewisham, Woolwich, Eltham, Dulwich, Peckham, Blackheath, Catford. Enter your postcode in the estimate tool and we match your enquiry to companies that install in your exact district.
Who actually fits the windows?
SnugQuote is a price-comparison and introduction service, not an installer. Your enquiry goes to up to 4 FENSA/CERTASS-registered installation companies and vetted home-improvement networks that operate across South-East London — they quote, you compare, and there is no obligation to proceed.
Get my South-East London estimate
Sources: price bands compiled July 2026 from published UK installer price guides (Checkatrade, Which?, FMB cost guides), adjusted with the regional labour index used across this site, and cross-checked against regional quote data. Installer certification: FENSA. See all areas we cover.